Set plugin version to chylex-39

This reverts commit 1fa78935

.github/workflows/closeYoutrackOnCommit.yml

@@ -7,9 +7,6 @@ on:
   workflow_dispatch:
   push:
     branches: [ master ]
-    
-permissions:
-  contents: write
 
 jobs:
   build:

.github/workflows/codeql-analysis.yml

@@ -20,11 +20,6 @@ on:
   schedule:
     - cron: '44 12 * * 4'
 
-permissions:
-  actions: read
-  contents: read
-  security-events: write
-
 jobs:
   analyze:
     name: Analyze

.github/workflows/syncDoc.yml

@@ -10,9 +10,6 @@ on:
   push:
     branches: [ master ]
 
-permissions:
-  contents: write
-
 jobs:
   build:
 
@@ -37,17 +34,6 @@ jobs:
         id: update_authors
         run: cp -a origin/doc/. docs
 
-      # The Wiki for github should have no `.md` in references
-      # Otherwise, such links will lead to the raw text.
-      # However, the `.md` should exist to have a navigation in GitHub code.
-      - name: Replace `.md)` with `)`
-        run: |
-          # Define the directory you want to process
-          DIRECTORY="docs"
-
-          # Find all files in the directory and perform the replacement
-          find $DIRECTORY -type f -exec sed -i 's/\.md)/)/g' {} +
-
       - name: Commit changes
         uses: stefanzweifel/git-auto-commit-action@v4
         with:

.gitignore

@@ -27,6 +27,9 @@
 # Generated by gradle task "generateGrammarSource"
 vim-engine/src/main/java/com/maddyhome/idea/vim/parser/generated
 vim-engine/src/main/java/com/maddyhome/idea/vim/regexp/parser/generated
+# Generated JSONs for lazy classloading
+/vim-engine/src/main/resources/ksp-generated
+/src/main/resources/ksp-generated
 
 # Created by github automation
 settings.xml

.teamcity/_Self/Constants.kt

@@ -5,12 +5,13 @@ object Constants {
   const val EAP_CHANNEL = "eap"
   const val DEV_CHANNEL = "Dev"
 
-  const val NVIM_TESTS = "2024.2.1"
-  const val PROPERTY_TESTS = "2024.2.1"
-  const val LONG_RUNNING_TESTS = "2024.2.1"
-  const val QODANA_TESTS = "2024.2.1"
-  const val RELEASE = "2024.2.1"
+  const val GITHUB_TESTS = "2024.1.1"
+  const val NVIM_TESTS = "2024.1.1"
+  const val PROPERTY_TESTS = "2024.1.1"
+  const val LONG_RUNNING_TESTS = "2024.1.1"
+  const val QODANA_TESTS = "2024.1.1"
+  const val RELEASE = "2024.1.1"
 
-  const val RELEASE_DEV = "2024.2.1"
-  const val RELEASE_EAP = "2024.2.1"
+  const val RELEASE_DEV = "2024.1.1"
+  const val RELEASE_EAP = "2024.1.1"
 }

.teamcity/_Self/Project.kt

@@ -8,6 +8,7 @@ import _Self.buildTypes.PropertyBased
 import _Self.buildTypes.Qodana
 import _Self.buildTypes.TestingBuildType
 import _Self.subprojects.GitHub
+import _Self.subprojects.OldTests
 import _Self.subprojects.Releases
 import _Self.vcsRoots.GitHubPullRequest
 import _Self.vcsRoots.ReleasesVcsRoot
@@ -17,7 +18,7 @@ import jetbrains.buildServer.configs.kotlin.v2019_2.Project
 object Project : Project({
   description = "Vim engine for JetBrains IDEs"
 
-  subProjects(Releases, GitHub)
+  subProjects(Releases, OldTests, GitHub)
 
   // VCS roots
   vcsRoot(GitHubPullRequest)
@@ -25,7 +26,7 @@ object Project : Project({
 
   // Active tests
   buildType(TestingBuildType("Latest EAP", "<default>", version = "LATEST-EAP-SNAPSHOT"))
-  buildType(TestingBuildType("2024.2.1", "<default>"))
+  buildType(TestingBuildType("2024.1.1", "<default>"))
   buildType(TestingBuildType("Latest EAP With Xorg", "<default>", version = "LATEST-EAP-SNAPSHOT"))
 
   buildType(PropertyBased)
@@ -42,9 +43,6 @@ object Project : Project({
 abstract class IdeaVimBuildType(init: BuildType.() -> Unit) : BuildType({
   artifactRules = """
         +:build/reports => build/reports
-        +:tests/java-tests/build/reports => java-tests/build/reports
-        +:tests/long-running-tests/build/reports => long-running-tests/build/reports
-        +:tests/property-tests/build/reports => property-tests/build/reports
         +:/mnt/agent/temp/buildTmp/ => /mnt/agent/temp/buildTmp/
     """.trimIndent()
 
@@ -54,7 +52,7 @@ abstract class IdeaVimBuildType(init: BuildType.() -> Unit) : BuildType({
     // These requirements define Linux-Medium configuration.
     // Unfortunately, requirement by name (teamcity.agent.name) doesn't work
     //   IDK the reason for it, but on our agents this property is empty
-    equals("teamcity.agent.hardware.cpuCount", "16")
+    equals("teamcity.agent.hardware.cpuCount", "4")
     equals("teamcity.agent.os.family", "Linux")
   }
 

.teamcity/_Self/buildTypes/Compatibility.kt

@@ -40,9 +40,6 @@ object Compatibility : IdeaVimBuildType({
               # java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.github.copilot' [latest-IU] -team-city
               java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.github.dankinsoid.multicursor' [latest-IU] -team-city
               java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.joshestein.ideavim-quickscope' [latest-IU] -team-city
-              java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.julienphalip.ideavim.peekaboo' [latest-IU] -team-city
-              java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.julienphalip.ideavim.switch' [latest-IU] -team-city
-              java -jar verifier1/verifier-cli-dev-all-1.jar check-plugin '${'$'}com.julienphalip.ideavim.functiontextobj' [latest-IU] -team-city
             """.trimIndent()
     }
   }

.teamcity/_Self/buildTypes/ReleaseEapFromBranch.kt

@@ -41,7 +41,7 @@ object ReleaseEapFromBranch : IdeaVimBuildType({
   vcs {
     root(ReleasesVcsRoot)
     branchFilter = """
-      +:heads/releases/*
+      +:heads/(releases/*)
       """.trimIndent()
 
     checkoutMode = CheckoutMode.AUTO

.teamcity/_Self/buildTypes/TestingBuildType.kt

@@ -39,11 +39,9 @@ open class TestingBuildType(
 
   steps {
     gradle {
-      clearConditions()
       tasks = "clean test"
       buildFile = ""
       enableStacktrace = true
-      jdkHome = "/usr/lib/jvm/java-17-amazon-corretto"
     }
   }
 

.teamcity/_Self/subprojects/GitHub.kt

@@ -1,5 +1,6 @@
 package _Self.subprojects
 
+import _Self.Constants
 import _Self.IdeaVimBuildType
 import _Self.vcsRoots.GitHubPullRequest
 import jetbrains.buildServer.configs.kotlin.v2019_2.CheckoutMode
@@ -24,6 +25,7 @@ class GithubBuildType(command: String, desc: String) : IdeaVimBuildType({
 
   params {
     param("env.ORG_GRADLE_PROJECT_downloadIdeaSources", "false")
+    param("env.ORG_GRADLE_PROJECT_ideaVersion", Constants.GITHUB_TESTS)
     param("env.ORG_GRADLE_PROJECT_instrumentPluginCode", "false")
   }
 

.teamcity/_Self/subprojects/OldTests.kt

@@ -0,0 +1,25 @@
+package _Self.subprojects
+
+import _Self.buildTypes.TestingBuildType
+import jetbrains.buildServer.configs.kotlin.v2019_2.Project
+
+object OldTests : Project({
+  name = "Old IdeaVim tests"
+  description = "Tests for older versions of IJ"
+
+  buildType(TestingBuildType("IC-2018.1", "181-182", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2018.2", "181-182", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2018.3", "183", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2019.1", "191-193", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2019.2", "191-193", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2019.3", "191-193", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2020.1", "201", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2020.2", "202", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2020.3", "203-212", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2021.1", "203-212", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2021.2.2", "203-212", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2021.3.2", "213-221", javaVersion = "1.8", javaPlugin = false))
+  buildType(TestingBuildType("IC-2022.2.3", branch = "222", javaPlugin = false))
+  buildType(TestingBuildType("IC-2023.1", "231-232", javaPlugin = false))
+  buildType(TestingBuildType("IC-2023.2", "231-232", javaPlugin = false))
+})

.teamcity/patches/buildTypes/IdeaVimTests_Latest_EAP.kts

@@ -0,0 +1,39 @@
+package patches.buildTypes
+
+import jetbrains.buildServer.configs.kotlin.v2019_2.*
+import jetbrains.buildServer.configs.kotlin.v2019_2.buildSteps.GradleBuildStep
+import jetbrains.buildServer.configs.kotlin.v2019_2.buildSteps.gradle
+import jetbrains.buildServer.configs.kotlin.v2019_2.ui.*
+
+/*
+This patch script was generated by TeamCity on settings change in UI.
+To apply the patch, change the buildType with id = 'IdeaVimTests_Latest_EAP'
+accordingly, and delete the patch script.
+*/
+changeBuildType(RelativeId("IdeaVimTests_Latest_EAP")) {
+    check(artifactRules == """
+        +:build/reports => build/reports
+        +:/mnt/agent/temp/buildTmp/ => /mnt/agent/temp/buildTmp/
+    """.trimIndent()) {
+        "Unexpected option value: artifactRules = $artifactRules"
+    }
+    artifactRules = """
+        +:build/reports => build/reports
+        +:/mnt/agent/temp/buildTmp/ => /mnt/agent/temp/buildTmp/
+        +:tests/java-tests/build/reports => tests/java-tests/build/reports
+    """.trimIndent()
+
+    expectSteps {
+        gradle {
+            tasks = "clean test"
+            buildFile = ""
+            enableStacktrace = true
+        }
+    }
+    steps {
+        update<GradleBuildStep>(0) {
+            clearConditions()
+            jdkHome = "/usr/lib/jvm/java-17-amazon-corretto"
+        }
+    }
+}

.teamcity/patches/buildTypes/ReleaseEapFromBranch.kts

@@ -0,0 +1,19 @@
+package patches.buildTypes
+
+import jetbrains.buildServer.configs.kotlin.v2019_2.*
+import jetbrains.buildServer.configs.kotlin.v2019_2.ui.*
+
+/*
+This patch script was generated by TeamCity on settings change in UI.
+To apply the patch, change the buildType with id = 'ReleaseEapFromBranch'
+accordingly, and delete the patch script.
+*/
+changeBuildType(RelativeId("ReleaseEapFromBranch")) {
+    vcs {
+
+        check(branchFilter == "+:heads/(releases/*)") {
+            "Unexpected option value: branchFilter = $branchFilter"
+        }
+        branchFilter = "heads/releases/*"
+    }
+}

AUTHORS.md

@@ -523,46 +523,6 @@ Contributors:
   [![icon][github]](https://github.com/LazyScaper)
    
   Jake
-* [![icon][mail]](mailto:the1xdeveloper@gmail.com)
-  [![icon][github]](https://github.com/The1xDeveloper)
-   
-  The1xDeveloper
-* [![icon][mail]](mailto:shaunewilliams@gmail.com)
-  [![icon][github]](https://github.com/shaunlebron)
-   
-  shaun
-* [![icon][mail]](mailto:i.i.babko@gmail.com)
-  [![icon][github]](https://github.com/igorbabko)
-   
-  Igor Babko
-* [![icon][mail]](mailto:533601+felixwiemuth@users.noreply.github.com)
-  [![icon][github]](https://github.com/felixwiemuth)
-   
-  Felix Wiemuth
-* [![icon][mail]](mailto:kirill.karnaukhov@jetbrains.com)
-  [![icon][github]](https://github.com/kkarnauk)
-   
-  Kirill Karnaukhov, 
-* [![icon][mail]](mailto:sander.hestvik@gmail.com)
-  [![icon][github]](https://github.com/SanderHestvik)
-   
-  SanderHestvik
-* [![icon][mail]](mailto:gregory.shrago@jetbrains.com)
-  [![icon][github]](https://github.com/gregsh)
-   
-  Greg Shrago
-* [![icon][mail]](mailto:jphalip@gmail.com)
-  [![icon][github]](https://github.com/jphalip)
-   
-  Julien Phalip
-* [![icon][mail]](mailto:j.trimailovas@gmail.com)
-  [![icon][github]](https://github.com/trimailov)
-   
-  Justas Trimailovas, 
-* [![icon][mail]](mailto:justast@wix.com)
-  [![icon][github]](https://github.com/justast-wix)
-   
-  Justas Trimailovas
 
 Previous contributors:
 
@@ -574,10 +534,6 @@ Previous contributors:
   [![icon][github]](https://github.com/kevin70)
    
   kk
-* [![icon][mail]](mailto:gregory.shrago@jetbrains.com)
-  [![icon][github]](https://github.com/gregsh)
-   
-  Greg Shrago
 
                         
 If you are a contributor and your name is not listed here, feel free to

CHANGES.md

@@ -27,8 +27,8 @@ usual beta standards.
 
 Since version 2.9.0, the changelog can be found on YouTrack
 
-* [To Be Released](https://youtrack.jetbrains.com/issues/VIM?q=%23%7BReady%20To%20Release%7D%20)
-* [Version Fixes](https://youtrack.jetbrains.com/issues/VIM?q=State:%20Fixed%20sort%20by:%20%7BFix%20versions%7D%20asc)
+To Be Released: https://youtrack.jetbrains.com/issues/VIM?q=%23%7BReady%20To%20Release%7D%20
+Latest Fixes: https://youtrack.jetbrains.com/issues/VIM?q=State:%20Fixed%20sort%20by:%20updated%20
 
 ## 2.9.0, 2024-02-20
 

CONTRIBUTING.md

@@ -62,16 +62,12 @@ for a few days or send it to a friend for testing.
 If you are looking for:
 
 - Vim commands (`w`, `<C-O>`, `p`, etc.):
-    - Any particular command:
-      - [Commands common for Fleet and IdeaVim](vim-engine/src/main/resources/ksp-generated/engine_commands.json)
-      - [IdeaVim only commands](src/main/resources/ksp-generated/intellij_commands.json)
+    - Any particular command: `package-info.java`.
     - How commands are executed in common: `EditorActionHandlerBase`.
     - Key mapping: `KeyHandler.handleKey()`.
 
 - Ex commands (`:set`, `:s`, `:nohlsearch`):
-    - Any particular command:
-        - [Commands common for Fleet and IdeaVim](vim-engine/src/main/resources/ksp-generated/engine_ex_commands.json)
-        - [IdeaVim only commands](src/main/resources/ksp-generated/intellij_ex_commands.json)
+    - Any particular ex command: package `com.maddyhome.idea.vim.ex.handler`.
     - Vim script grammar: `Vimscript.g4`.
     - Vim script parsing: package `com.maddyhome.idea.vim.vimscript.parser`.
     - Vim script executor: `Executor`.

README.md

@@ -109,6 +109,7 @@ etc
 
 See also:
 
+* [The list of all supported commands](src/main/java/com/maddyhome/idea/vim/package-info.java)
 * [Top feature requests and bugs](https://youtrack.jetbrains.com/issues/VIM?q=%23Unresolved+sort+by%3A+votes)
 * [Vimscript support roadmap](vimscript-info/VIMSCRIPT_ROADMAP.md)
 * [List of supported in-build functions](vimscript-info/FUNCTIONS_INFO.MD)

annotation-processors/build.gradle.kts

@@ -21,7 +21,7 @@ repositories {
 }
 
 dependencies {
-  compileOnly("com.google.devtools.ksp:symbol-processing-api:2.1.0-1.0.29")
+  compileOnly("com.google.devtools.ksp:symbol-processing-api:2.0.0-1.0.24")
   implementation("org.jetbrains.kotlinx:kotlinx-serialization-json-jvm:$kotlinxSerializationVersion") {
     // kotlin stdlib is provided by IJ, so there is no need to include it into the distribution
     exclude("org.jetbrains.kotlin", "kotlin-stdlib")

annotation-processors/src/main/kotlin/com/intellij/vim/processors/CommandOrMotionProcessor.kt

@@ -37,8 +37,7 @@ class CommandOrMotionProcessor(private val environment: SymbolProcessorEnvironme
     Files.createDirectories(generatedDirPath)
 
     val filePath = generatedDirPath.resolve(environment.options["commands_file"]!!)
-    val sortedCommands = commands.sortedWith(compareBy({ it.keys }, { it.`class` }))
-    val fileContent = json.encodeToString(sortedCommands)
+    val fileContent = json.encodeToString(commands)
     filePath.writeText(fileContent)
 
     return emptyList()

annotation-processors/src/main/kotlin/com/intellij/vim/processors/ExCommandProcessor.kt

@@ -37,8 +37,7 @@ class ExCommandProcessor(private val environment: SymbolProcessorEnvironment): S
     Files.createDirectories(generatedDirPath)
 
     val filePath = generatedDirPath.resolve(environment.options["ex_commands_file"]!!)
-    val sortedCommandToClass = commandToClass.toList().sortedWith(compareBy({ it.first }, { it.second })).toMap()
-    val fileContent = json.encodeToString(sortedCommandToClass)
+    val fileContent = json.encodeToString(commandToClass)
     filePath.writeText(fileContent)
 
     return emptyList()

annotation-processors/src/main/kotlin/com/intellij/vim/processors/VimscriptFunctionProcessor.kt

@@ -37,8 +37,7 @@ class VimscriptFunctionProcessor(private val environment: SymbolProcessorEnviron
     Files.createDirectories(generatedDirPath)
 
     val filePath = generatedDirPath.resolve(environment.options["vimscript_functions_file"]!!)
-    val sortedNameToClass = nameToClass.toList().sortedWith(compareBy({ it.first }, { it.second })).toMap()
-    val fileContent = json.encodeToString(sortedNameToClass)
+    val fileContent = json.encodeToString(nameToClass)
     filePath.writeText(fileContent)
 
     return emptyList()

build.gradle.kts

@@ -50,14 +50,14 @@ buildscript {
     classpath("org.eclipse.jgit:org.eclipse.jgit:6.6.0.202305301015-r")
 
     // This is needed for jgit to connect to ssh
-    classpath("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:7.1.0.202411261347-r")
+    classpath("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:6.10.0.202406032230-r")
     classpath("org.kohsuke:github-api:1.305")
 
-    classpath("io.ktor:ktor-client-core:3.0.2")
-    classpath("io.ktor:ktor-client-cio:3.0.2")
-    classpath("io.ktor:ktor-client-auth:3.0.2")
-    classpath("io.ktor:ktor-client-content-negotiation:3.0.2")
-    classpath("io.ktor:ktor-serialization-kotlinx-json:3.0.2")
+    classpath("io.ktor:ktor-client-core:2.3.12")
+    classpath("io.ktor:ktor-client-cio:2.3.10")
+    classpath("io.ktor:ktor-client-auth:2.3.12")
+    classpath("io.ktor:ktor-client-content-negotiation:2.3.10")
+    classpath("io.ktor:ktor-serialization-kotlinx-json:2.3.12")
 
     // This comes from the changelog plugin
 //        classpath("org.jetbrains:markdown:0.3.1")
@@ -69,7 +69,7 @@ plugins {
   kotlin("jvm") version "2.0.0"
   application
   id("java-test-fixtures")
-  id("org.jetbrains.intellij.platform") version "2.2.0"
+  id("org.jetbrains.intellij.platform") version "2.0.0-rc2"
   id("org.jetbrains.changelog") version "2.2.1"
   id("org.jetbrains.kotlinx.kover") version "0.6.1"
   id("com.dorongold.task-tree") version "4.0.0"
@@ -85,6 +85,7 @@ val ideaVersion: String by project
 val ideaType: String by project
 val instrumentPluginCode: String by project
 val remoteRobotVersion: String by project
+val splitModeVersion: String by project
 
 val publishChannels: String by project
 val publishToken: String by project
@@ -107,17 +108,13 @@ dependencies {
   compileOnly(project(":annotation-processors"))
 
   compileOnly("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion")
-  compileOnly("org.jetbrains:annotations:26.0.1")
+  compileOnly("org.jetbrains:annotations:24.1.0")
 
   intellijPlatform {
-    // Snapshots don't use installers
-    // https://plugins.jetbrains.com/docs/intellij/tools-intellij-platform-gradle-plugin-dependencies-extension.html#target-versions-installers
-    val useInstaller = "EAP-SNAPSHOT" !in ideaVersion
-
     // Note that it is also possible to use local("...") to compile against a locally installed IDE
     // E.g. local("/Users/{user}/Applications/IntelliJ IDEA Ultimate.app")
     // Or something like: intellijIdeaUltimate(ideaVersion)
-    create(ideaType, ideaVersion, useInstaller)
+    create(ideaType, ideaVersion)
 
     pluginVerifier()
     zipSigner()
@@ -150,17 +147,17 @@ dependencies {
   // https://mvnrepository.com/artifact/org.mockito.kotlin/mockito-kotlin
   testImplementation("org.mockito.kotlin:mockito-kotlin:5.4.0")
 
-  testImplementation("org.junit.jupiter:junit-jupiter-api:5.10.5")
-  testImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.5")
-  testImplementation("org.junit.jupiter:junit-jupiter-params:5.10.5")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-api:5.10.5")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.5")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-params:5.10.5")
+  testImplementation("org.junit.jupiter:junit-jupiter-api:5.10.3")
+  testImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.3")
+  testImplementation("org.junit.jupiter:junit-jupiter-params:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-api:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-params:5.10.3")
 
   // Temp workaround suggested in https://plugins.jetbrains.com/docs/intellij/tools-intellij-platform-gradle-plugin-faq.html#junit5-test-framework-refers-to-junit4
   // Can be removed when IJPL-159134 is fixed
 //  testRuntimeOnly("junit:junit:4.13.2")
-  testImplementation("org.junit.vintage:junit-vintage-engine:5.10.5")
+  testImplementation("org.junit.vintage:junit-vintage-engine:5.10.3")
 //  testFixturesImplementation("org.junit.vintage:junit-vintage-engine:5.10.3")
 }
 
@@ -235,7 +232,6 @@ tasks {
 
   // Uncomment to run the plugin in a custom IDE, rather than the IDE specified as a compile target in dependencies
   // Note that the version must be greater than the plugin's target version, for obvious reasons
-  // You can also set splitMode and splitModeTarget here to test split mode in a custom IDE
 //  val runIdeCustom by intellijPlatformTesting.runIde.registering {
 //    type = IntelliJPlatformType.Rider
 //    version = "2024.1.2"
@@ -268,6 +264,10 @@ tasks {
   val runIdeSplitMode by intellijPlatformTesting.runIde.registering {
     splitMode = true
     splitModeTarget = SplitModeAware.SplitModeTarget.FRONTEND
+
+    // Frontend split mode support requires 242+
+    // TODO: Remove this once IdeaVim targets 242, as the task will naturally use the target version to run
+    version.set(splitModeVersion)
   }
 
   // Add plugin open API sources to the plugin ZIP

doc/IdeaVim Plugins.md

@@ -321,10 +321,7 @@ If you want to optimize highlight duration, assign a time in milliseconds:
    
 If you want to change background color of highlight you can provide the rgba of the color you want e.g.  
       `let g:highlightedyank_highlight_color = "rgba(160, 160, 160, 155)"`
-
-If you want to change text color of highlight you can provide the rgba of the color you want e.g.  
-`let g:highlightedyank_highlight_foreground_color = "rgba(0, 0, 0, 255)"`
-
+   
 https://github.com/machakann/vim-highlightedyank/blob/master/doc/highlightedyank.txt
 
 </details>
@@ -438,50 +435,3 @@ Original plugin: [vim-which-key](https://github.com/liuchengxu/vim-which-key).
 https://github.com/TheBlob42/idea-which-key?tab=readme-ov-file#installation
 
 </details>
-<details>
-<summary><h2>Vim Peekaboo</h2></summary>
-
-By Julien Phalip  
-Original plugin: [vim-peekaboo](https://github.com/junegunn/vim-peekaboo).
-
-### Setup
-
-Add `set peekaboo` to your `~/.ideavimrc` file, then run `:source ~/.ideavimrc`
-or restart the IDE.
-
-### Instructions
-
-https://plugins.jetbrains.com/plugin/25776-vim-peekaboo
-</details>
-
-<details>
-<summary><h2>FunctionTextObj</h2></summary>
-
-By Julien Phalip  
-
-### Setup
-
-Add `set functiontextobj` to your `~/.ideavimrc` file, then run `:source ~/.ideavimrc`
-or restart the IDE.
-
-### Instructions
-
-https://plugins.jetbrains.com/plugin/25897-vim-functiontextobj
-</details>
-
-<details>
-<summary><h2>Switch</h2></summary>
-
-By Julien Phalip  
-Original plugin: [switch.vim](https://github.com/AndrewRadev/switch.vim).
-
-### Setup
-
-Add `set switch` to your `~/.ideavimrc` file, then run `:source ~/.ideavimrc`
-or restart the IDE.
-
-### Instructions
-
-https://plugins.jetbrains.com/plugin/25899-vim-switch
-
-</details>

doc/set-commands.md

@@ -8,7 +8,7 @@ Every effort is made to make these options compatible with Vim behaviour.
 However, some differences are inevitable.
 
 ```
-'clipboard'     'cb'    Defines clipboard behavior
+'clipboard'     'cb'    Defines clipboard behavioue
         A comma-separated list of words to control clipboard behaviour:
            unnamed      The clipboard register '*' is used instead of the
                         unnamed register

doc/support-guide.md

@@ -1,7 +1,7 @@
 # Support Guide
 
 This document is created to help our support team.
-It's not intended to be read by the users as it brings no value to them.
+It's not intended to be read by the users as it brings to value to them.
 
 ## Support channels
 
@@ -25,7 +25,7 @@ It's not intended to be read by the users as it brings no value to them.
 IdeaVim has multiple YouTrack statuses, main are:
 
 - Submitted: issue is created by user, but not processed by our team. This is the default status for new tickets.
-- Open: issues is processed by our team, what means that the issues is reproduced and accepted
+- Open: issues is processed by out team, what means that the issues is reproduced and accepted
 - Waiting For Reply: Waiting for further information from the user. These issues are automatically closed if the
      user doesn't reply in 30 days.
 - Ready To Release: Bug is fixed, but not yet released
@@ -35,4 +35,4 @@ IdeaVim has multiple YouTrack statuses, main are:
 # ~.ideavimrc file
 
 `~/.ideavimrc` is the file that is used for IdeaVim configuration. It may affect behaviour of the program,
-so it makes sense to additionally request this file in case the issues can't be reproduced.
+so it makes sense to additionally request this file in case the issues can't be reproduced.

gradle.properties

@@ -20,11 +20,17 @@ ideaVersion=2024.2
 # Values for type: https://plugins.jetbrains.com/docs/intellij/tools-gradle-intellij-plugin.html#intellij-extension-type
 ideaType=IC
 instrumentPluginCode=true
-version=chylex-42
+version=chylex-39
 javaVersion=17
 remoteRobotVersion=0.11.23
 antlrVersion=4.10.1
 
+# [VERSION UPDATE] 2024.2 - remove when IdeaVim targets 2024.2
+# Running IdeaVim in split mode requires 242. Update this version once 242 has been released, and remove it completely
+# when IdeaVim targets 242, at which point runIdeSplitMode will run correctly with the target version.
+# See also runIdeSplitMode
+splitModeVersion=242-EAP-SNAPSHOT
+
 
 # Please don't forget to update kotlin version in buildscript section
 # Also update kotlinxSerializationVersion version

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

gradlew

@@ -15,8 +15,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-# SPDX-License-Identifier: Apache-2.0
-#
 
 ##############################################################################
 #
@@ -57,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -85,9 +83,7 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
-' "$PWD" ) || exit
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -148,7 +144,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC2039,SC3045
+        # shellcheck disable=SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -156,7 +152,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC2039,SC3045
+        # shellcheck disable=SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -205,11 +201,11 @@ fi
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
-# Collect all arguments for the java command:
-#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
-#     and any embedded shellness will be escaped.
-#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
-#     treated as '${Hostname}' itself on the command line.
+# Collect all arguments for the java command;
+#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+#     shell script including quotes and variable substitutions, so put them in
+#     double quotes to make sure that they get re-expanded; and
+#   * put everything else in single quotes, so that it's not re-expanded.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \

gradlew.bat

@@ -13,8 +13,6 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
-@rem SPDX-License-Identifier: Apache-2.0
-@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
@@ -45,11 +43,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo. 1>&2
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
-echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation. 1>&2
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
 
 goto fail
 
@@ -59,11 +57,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo. 1>&2
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
-echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation. 1>&2
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
 
 goto fail
 

qodana.yaml

@@ -19,6 +19,7 @@ exclude:
       - src/test/java/org/jetbrains/plugins/ideavim/propertybased/samples/JavaText.kt
       - src/test/java/org/jetbrains/plugins/ideavim/propertybased/samples/LoremText.kt
       - src/test/java/org/jetbrains/plugins/ideavim/propertybased/samples/SimpleText.kt
+      - src/main/java/com/maddyhome/idea/vim/package-info.java
       - vim-engine/src/main/java/com/maddyhome/idea/vim/regexp/parser/generated
       - vim-engine/src/main/java/com/maddyhome/idea/vim/parser/generated
       - src/main/java/com/maddyhome/idea/vim/group/SearchGroup.java

scripts/build.gradle.kts

@@ -20,17 +20,17 @@ repositories {
 }
 
 dependencies {
-  compileOnly("org.jetbrains.kotlin:kotlin-stdlib:2.1.0")
+  compileOnly("org.jetbrains.kotlin:kotlin-stdlib:1.9.25")
 
-  implementation("io.ktor:ktor-client-core:3.0.2")
-  implementation("io.ktor:ktor-client-cio:3.0.2")
-  implementation("io.ktor:ktor-client-content-negotiation:3.0.2")
-  implementation("io.ktor:ktor-serialization-kotlinx-json:3.0.2")
-  implementation("io.ktor:ktor-client-auth:3.0.2")
+  implementation("io.ktor:ktor-client-core:2.3.12")
+  implementation("io.ktor:ktor-client-cio:2.3.10")
+  implementation("io.ktor:ktor-client-content-negotiation:2.3.10")
+  implementation("io.ktor:ktor-serialization-kotlinx-json:2.3.12")
+  implementation("io.ktor:ktor-client-auth:2.3.12")
   implementation("org.eclipse.jgit:org.eclipse.jgit:6.6.0.202305301015-r")
 
   // This is needed for jgit to connect to ssh
-  implementation("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:7.1.0.202411261347-r")
+  implementation("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:6.10.0.202406032230-r")
   implementation("com.vdurmont:semver4j:3.1.0")
 }
 

scripts/src/main/kotlin/scripts/checkNewPluginDependencies.kt

@@ -40,9 +40,6 @@ val knownPlugins = setOf(
   "com.protoseo.input-source-auto-converter",
 
 //   "cc.implicated.intellij.plugins.bunny", // I don't want to include this plugin in the list of IdeaVim plugins as I don't understand what this is for
-  "com.julienphalip.ideavim.peekaboo", // https://plugins.jetbrains.com/plugin/25776-vim-peekaboo
-  "com.julienphalip.ideavim.switch", // https://plugins.jetbrains.com/plugin/25899-vim-switch
-  "com.julienphalip.ideavim.functiontextobj", // https://plugins.jetbrains.com/plugin/25897-vim-functiontextobj
 )
 
 suspend fun main() {

src/main/java/com/maddyhome/idea/vim/PluginStartup.kt

@@ -8,10 +8,6 @@
 
 package com.maddyhome.idea.vim
 
-import com.intellij.ide.BrowserUtil
-import com.intellij.ide.plugins.IdeaPluginDescriptor
-import com.intellij.ide.plugins.PluginStateListener
-import com.intellij.ide.plugins.PluginStateManager
 import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx
 import com.intellij.openapi.project.Project
@@ -33,9 +29,6 @@ internal class PluginStartup : ProjectActivity/*, LightEditCompatible*/ {
 
   private var firstInitializationOccurred = false
 
-  // TODO
-  // We should migrate to some solution from https://plugins.jetbrains.com/docs/intellij/plugin-components.html#application-startup
-  // If you'd like to add a new code here, please consider using one of the things described there.
   override suspend fun execute(project: Project) {
     if (firstInitializationOccurred) return
     firstInitializationOccurred = true
@@ -47,18 +40,6 @@ internal class PluginStartup : ProjectActivity/*, LightEditCompatible*/ {
 
     // This code should be executed once
     VimPlugin.getInstance().initialize()
-
-    // Uninstall survey. Should be registered once for all projects
-    PluginStateManager.addStateListener(object : PluginStateListener {
-      override fun install(p0: IdeaPluginDescriptor) {/*Nothing*/
-      }
-
-      override fun uninstall(descriptor: IdeaPluginDescriptor) {
-        if (descriptor.pluginId == VimPlugin.getPluginId()) {
-          BrowserUtil.open("https://surveys.jetbrains.com/s3/ideavim-uninstall-feedback")
-        }
-      }
-    })
   }
 }
 

src/main/java/com/maddyhome/idea/vim/VimPlugin.java

@@ -10,7 +10,6 @@ package com.maddyhome.idea.vim;
 import com.intellij.ide.plugins.IdeaPluginDescriptor;
 import com.intellij.ide.plugins.PluginManagerCore;
 import com.intellij.openapi.Disposable;
-import com.intellij.openapi.application.AccessToken;
 import com.intellij.openapi.application.Application;
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.components.PersistentStateComponent;
@@ -25,8 +24,10 @@ import com.intellij.openapi.project.Project;
 import com.intellij.openapi.ui.Messages;
 import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.SystemInfo;
-import com.intellij.util.SlowOperations;
-import com.maddyhome.idea.vim.api.*;
+import com.maddyhome.idea.vim.api.VimEditor;
+import com.maddyhome.idea.vim.api.VimInjectorKt;
+import com.maddyhome.idea.vim.api.VimKeyGroup;
+import com.maddyhome.idea.vim.api.VimOptionGroup;
 import com.maddyhome.idea.vim.config.VimState;
 import com.maddyhome.idea.vim.config.migration.ApplicationConfigurationMigrator;
 import com.maddyhome.idea.vim.extension.VimExtensionRegistrar;
@@ -35,6 +36,7 @@ import com.maddyhome.idea.vim.group.copy.PutGroup;
 import com.maddyhome.idea.vim.group.visual.VisualMotionGroup;
 import com.maddyhome.idea.vim.helper.MacKeyRepeat;
 import com.maddyhome.idea.vim.listener.VimListenerManager;
+import com.maddyhome.idea.vim.newapi.IjVimInjector;
 import com.maddyhome.idea.vim.newapi.IjVimInjectorKt;
 import com.maddyhome.idea.vim.newapi.IjVimSearchGroup;
 import com.maddyhome.idea.vim.ui.StatusBarIconFactory;
@@ -139,8 +141,8 @@ public class VimPlugin implements PersistentStateComponent<Element>, Disposable
     return (MacroGroup)VimInjectorKt.getInjector().getMacro();
   }
 
-  public static @NotNull VimDigraphGroup getDigraph() {
-    return VimInjectorKt.getInjector().getDigraphGroup();
+  public static @NotNull DigraphGroup getDigraph() {
+    return (DigraphGroup)VimInjectorKt.getInjector().getDigraphGroup();
   }
 
   public static @NotNull HistoryGroup getHistory() {
@@ -337,9 +339,7 @@ public class VimPlugin implements PersistentStateComponent<Element>, Disposable
 
     // 4) ~/.ideavimrc execution
     // Evaluate in the context of the fallback window, to capture local option state, to copy to the first editor window
-    try (AccessToken ignore = SlowOperations.knownIssue("VIM-3661")) {
-      registerIdeavimrc(VimInjectorKt.getInjector().getFallbackWindow());
-    }
+    registerIdeavimrc(VimInjectorKt.getInjector().getFallbackWindow());
 
     // Turing on should be performed after all commands registration
     getSearch().turnOn();

src/main/java/com/maddyhome/idea/vim/action/VimShortcutKeyAction.kt

@@ -298,10 +298,26 @@ class VimShortcutKeyAction : AnAction(), DumbAware/*, LightEditCompatible*/ {
         .addAll(getKeyStrokes(KeyEvent.VK_BACK_SPACE, 0, InputEvent.CTRL_DOWN_MASK))
         .addAll(getKeyStrokes(KeyEvent.VK_INSERT, 0))
         .addAll(getKeyStrokes(KeyEvent.VK_DELETE, 0, InputEvent.CTRL_DOWN_MASK))
-        .addAll(getKeyStrokes(KeyEvent.VK_UP, 0))
-        .addAll(getKeyStrokes(KeyEvent.VK_DOWN, 0))
-        .addAll(getKeyStrokes(KeyEvent.VK_LEFT, 0))
-        .addAll(getKeyStrokes(KeyEvent.VK_RIGHT, 0))
+        .addAll(getKeyStrokes(KeyEvent.VK_UP, 0, InputEvent.CTRL_DOWN_MASK, InputEvent.SHIFT_DOWN_MASK))
+        .addAll(getKeyStrokes(KeyEvent.VK_DOWN, 0, InputEvent.CTRL_DOWN_MASK, InputEvent.SHIFT_DOWN_MASK))
+        .addAll(
+          getKeyStrokes(
+            KeyEvent.VK_LEFT,
+            0,
+            InputEvent.CTRL_DOWN_MASK,
+            InputEvent.SHIFT_DOWN_MASK,
+            InputEvent.CTRL_DOWN_MASK or InputEvent.SHIFT_DOWN_MASK,
+          ),
+        )
+        .addAll(
+          getKeyStrokes(
+            KeyEvent.VK_RIGHT,
+            0,
+            InputEvent.CTRL_DOWN_MASK,
+            InputEvent.SHIFT_DOWN_MASK,
+            InputEvent.CTRL_DOWN_MASK or InputEvent.SHIFT_DOWN_MASK,
+          ),
+        )
         .addAll(
           getKeyStrokes(
             KeyEvent.VK_HOME,

src/main/java/com/maddyhome/idea/vim/action/change/OperatorAction.kt

@@ -37,7 +37,7 @@ import com.maddyhome.idea.vim.vimscript.model.expressions.FunctionCallExpression
 import com.maddyhome.idea.vim.vimscript.model.expressions.SimpleExpression
 
 // todo make it multicaret
-private fun doOperatorAction(editor: VimEditor, context: ExecutionContext, textRange: TextRange, motionType: SelectionType): Boolean {
+private fun doOperatorAction(editor: VimEditor, context: ExecutionContext, textRange: TextRange, selectionType: SelectionType): Boolean {
   val func = injector.globalOptions().operatorfunc
   if (func.isEmpty()) {
     VimPlugin.showMessage(MessageHelper.message("E774"))
@@ -57,9 +57,9 @@ private fun doOperatorAction(editor: VimEditor, context: ExecutionContext, textR
         if (value is VimFuncref) {
           handler = value.handler
         }
-      } catch (_: ExException) {
+      } catch (ex: ExException) {
         // Get the argument for function('...') or funcref('...') for the error message
-        val functionName = if (expression is FunctionCallExpression && expression.arguments.isNotEmpty()) {
+        val functionName = if (expression is FunctionCallExpression && expression.arguments.size > 0) {
           expression.arguments[0].evaluate(editor, context, scriptContext).toString()
         }
         else {
@@ -77,7 +77,7 @@ private fun doOperatorAction(editor: VimEditor, context: ExecutionContext, textR
     return false
   }
 
-  val arg = when (motionType) {
+  val arg = when (selectionType) {
     SelectionType.LINE_WISE -> "line"
     SelectionType.CHARACTER_WISE -> "char"
     SelectionType.BLOCK_WISE -> "block"
@@ -101,13 +101,19 @@ internal class OperatorAction : VimActionHandler.SingleExecution() {
   override val argumentType: Argument.Type = Argument.Type.MOTION
 
   override fun execute(editor: VimEditor, context: ExecutionContext, cmd: Command, operatorArguments: OperatorArguments): Boolean {
-    val argument = cmd.argument as? Argument.Motion ?: return false
+    val argument = cmd.argument ?: return false
     if (!editor.inRepeatMode) {
       argumentCaptured = argument
     }
     val range = getMotionRange(editor, context, argument, operatorArguments)
+
     if (range != null) {
-      return doOperatorAction(editor, context, range, argument.getMotionType())
+      val selectionType = if (argument.motion.isLinewiseMotion()) {
+        SelectionType.LINE_WISE
+      } else {
+        SelectionType.CHARACTER_WISE
+      }
+      return doOperatorAction(editor, context, range, selectionType)
     }
     return false
   }
@@ -115,7 +121,7 @@ internal class OperatorAction : VimActionHandler.SingleExecution() {
   private fun getMotionRange(
     editor: VimEditor,
     context: ExecutionContext,
-    argument: Argument.Motion,
+    argument: Argument,
     operatorArguments: OperatorArguments,
   ): TextRange? {
     // Note that we're using getMotionRange2 in order to avoid normalising the linewise range into line start
@@ -130,7 +136,7 @@ internal class OperatorAction : VimActionHandler.SingleExecution() {
       operatorArguments,
     )?.normalize()?.let {
       // If we're linewise, make sure the end offset isn't just the EOL char
-      if (argument.getMotionType() == SelectionType.LINE_WISE && it.endOffset < editor.fileSize()) {
+      if (argument.motion.isLinewiseMotion() && it.endOffset < editor.fileSize()) {
         TextRange(it.startOffset, it.endOffset + 1)
       } else {
         it

src/main/java/com/maddyhome/idea/vim/action/change/RepeatChangeAction.kt

@@ -25,7 +25,7 @@ internal class RepeatChangeAction : VimActionHandler.SingleExecution() {
 
   override fun execute(editor: VimEditor, context: ExecutionContext, cmd: Command, operatorArguments: OperatorArguments): Boolean {
     val state = injector.vimState
-    var lastCommand = VimRepeater.lastChangeCommand
+    val lastCommand = VimRepeater.lastChangeCommand
 
     if (lastCommand == null && Extension.lastExtensionHandler == null) return false
 
@@ -57,7 +57,12 @@ internal class RepeatChangeAction : VimActionHandler.SingleExecution() {
       )
     } else if (!repeatHandler && lastCommand != null) {
       if (cmd.rawCount > 0) {
-        lastCommand = lastCommand.copy(rawCount = cmd.rawCount)
+        lastCommand.rawCount = cmd.count
+        val arg = lastCommand.argument
+        if (arg != null) {
+          val mot = arg.motion
+          mot.rawCount = 0
+        }
       }
       state.executingCommand = lastCommand
 

src/main/java/com/maddyhome/idea/vim/action/change/delete/DeleteJoinLinesAction.kt

@@ -40,7 +40,7 @@ class DeleteJoinLinesAction : ChangeEditorActionHandler.ConditionalSingleExecuti
   ): Boolean {
     injector.editorGroup.notifyIdeaJoin(editor)
 
-    return injector.changeGroup.deleteJoinLines(editor, context, caret, operatorArguments.count1, false)
+    return injector.changeGroup.deleteJoinLines(editor, caret, operatorArguments.count1, false, operatorArguments)
   }
 
   override fun execute(

src/main/java/com/maddyhome/idea/vim/action/change/delete/DeleteJoinLinesSpacesAction.kt

@@ -35,7 +35,7 @@ class DeleteJoinLinesSpacesAction : ChangeEditorActionHandler.SingleExecution()
     injector.editorGroup.notifyIdeaJoin(editor)
     var res = true
     editor.nativeCarets().sortedByDescending { it.offset }.forEach { caret ->
-      if (!injector.changeGroup.deleteJoinLines(editor, context, caret, operatorArguments.count1, true)) {
+      if (!injector.changeGroup.deleteJoinLines(editor, caret, operatorArguments.count1, true, operatorArguments)) {
         res = false
       }
     }

src/main/java/com/maddyhome/idea/vim/action/change/delete/DeleteJoinVisualLinesAction.kt

@@ -44,7 +44,6 @@ class DeleteJoinVisualLinesAction : VisualOperatorActionHandler.SingleExecution(
       val range = caretsAndSelections[caret] ?: return@forEach
       if (!injector.changeGroup.deleteJoinRange(
           editor,
-          context,
           caret,
           range.toVimTextRange(true).normalize(),
           false,

src/main/java/com/maddyhome/idea/vim/action/change/delete/DeleteJoinVisualLinesSpacesAction.kt

@@ -44,7 +44,6 @@ class DeleteJoinVisualLinesSpacesAction : VisualOperatorActionHandler.SingleExec
       val range = caretsAndSelections[caret] ?: return@forEach
       if (!injector.changeGroup.deleteJoinRange(
           editor,
-          context,
           caret,
           range.toVimTextRange(true).normalize(),
           true,

src/main/java/com/maddyhome/idea/vim/action/editor/VimEditorActions.kt

@@ -20,10 +20,13 @@ import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.handler.IdeActionHandler
 import com.maddyhome.idea.vim.handler.VimActionHandler
 import com.maddyhome.idea.vim.helper.enumSetOf
-import com.maddyhome.idea.vim.undo.VimKeyBasedUndoService
-import com.maddyhome.idea.vim.undo.VimTimestampBasedUndoService
 import java.util.*
 
+@CommandOrMotion(keys = ["<C-H>", "<BS>"], modes = [Mode.INSERT])
+internal class VimEditorBackSpace : IdeActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE) {
+  override val type: Command.Type = Command.Type.DELETE
+}
+
 @CommandOrMotion(keys = ["<Del>"], modes = [Mode.INSERT])
 internal class VimEditorDelete : IdeActionHandler(IdeActions.ACTION_EDITOR_DELETE) {
   override val type: Command.Type = Command.Type.DELETE
@@ -41,13 +44,8 @@ internal class VimEditorDown : IdeActionHandler(IdeActions.ACTION_EDITOR_MOVE_CA
     operatorArguments: OperatorArguments
   ): Boolean {
     val undo = injector.undo
-    when (undo) {
-      is VimKeyBasedUndoService -> undo.setMergeUndoKey()
-      is VimTimestampBasedUndoService -> {
-        val nanoTime = System.nanoTime()
-        editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
-      }
-    }
+    val nanoTime = System.nanoTime()
+    editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
     return super.execute(editor, context, cmd, operatorArguments)
   }
 }
@@ -70,13 +68,8 @@ internal class VimEditorUp : IdeActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARE
     operatorArguments: OperatorArguments
   ): Boolean {
     val undo = injector.undo
-    when (undo) {
-      is VimKeyBasedUndoService -> undo.setMergeUndoKey()
-      is VimTimestampBasedUndoService -> {
-        val nanoTime = System.nanoTime()
-        editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
-      }
-    }
+    val nanoTime = System.nanoTime()
+    editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
     return super.execute(editor, context, cmd, operatorArguments)
   }
 }

src/main/java/com/maddyhome/idea/vim/extension/VimExtension.java

@@ -27,30 +27,6 @@ public interface VimExtension {
     return MappingOwner.Plugin.Companion.get(getName());
   }
 
-  /**
-   * This method is always called AFTER the full execution of the `.ideavimrc` file.
-   * <p>
-   * During vim initialization process, it firstly loads the .vimrc file, then executes scripts from the plugins folder.
-   * This practically means that the .vimrc file is initialized first; then the plugins are loaded.
-   * See `:h initialization`
-   * <p>
-   * Why does this matter? Because this affects the order of commands are executed. For example,
-   * ```
-   * plug 'tommcdo/vim-exchange'
-   * let g:exchange_no_mappings=1
-   * ```
-   * Here the user will expect that the exchange plugin won't have default mappings. However, if we load vim-exchange
-   *    immediately, this variable won't be initialized at the moment of plugin initialization.
-   * <p>
-   * There is also a tricky case for mappings override:
-   * ```
-   * plug 'tommcdo/vim-exchange'
-   * map X <Plug>(ExchangeLine)
-   * ```
-   * For this case, a plugin with a good implementation detects that there is already a defined mapping for
-   *   `<Plug>(ExchangeLine)` and doesn't register the default cxx mapping. However, such detection requires the mapping
-   *   to be defined before the plugin initialization.
-   */
   void init();
 
   default void dispose() {

src/main/java/com/maddyhome/idea/vim/extension/VimExtensionFacade.kt

@@ -69,7 +69,8 @@ object VimExtensionFacade {
 
 
   @JvmStatic
-  @Deprecated("Use VimPlugin.getKey().putKeyMapping(modes, fromKeys, pluginOwner, extensionHandler, recursive)",
+  @Deprecated(
+    "Use VimPlugin.getKey().putKeyMapping(modes, fromKeys, pluginOwner, extensionHandler, recursive)",
     ReplaceWith(
       "VimPlugin.getKey().putKeyMapping(modes, fromKeys, pluginOwner, extensionHandler, recursive)",
       "com.maddyhome.idea.vim.VimPlugin"
@@ -188,22 +189,14 @@ object VimExtensionFacade {
 
   /** Get the current contents of the given register similar to 'getreg()'. */
   @JvmStatic
-  @Deprecated("Please use com.maddyhome.idea.vim.extension.VimExtensionFacade.getRegister(com.maddyhome.idea.vim.api.VimEditor, char)")
   fun getRegister(register: Char): List<KeyStroke>? {
     val reg = VimPlugin.getRegister().getRegister(register) ?: return null
     return reg.keys
   }
 
-  /** Get the current contents of the given register similar to 'getreg()'. */
-  @JvmStatic
-  fun getRegister(editor: VimEditor, register: Char): List<KeyStroke>? {
-    val reg = VimPlugin.getRegister().getRegister(editor, injector.executionContextManager.getEditorExecutionContext(editor), register) ?: return null
-    return reg.keys
-  }
-
   @JvmStatic
   fun getRegisterForCaret(register: Char, caret: VimCaret): List<KeyStroke>? {
-    val reg = caret.registerStorage.getRegister(register) ?: return null
+    val reg = injector.registerGroup.getRegister(register) ?: return null
     return reg.keys
   }
 
@@ -216,7 +209,7 @@ object VimExtensionFacade {
   /** Set the current contents of the given register */
   @JvmStatic
   fun setRegisterForCaret(register: Char, caret: ImmutableVimCaret, keys: List<KeyStroke?>?) {
-    caret.registerStorage.setKeys(register, keys?.filterNotNull() ?: emptyList())
+    injector.registerGroup.setKeys(register, keys?.filterNotNull() ?: emptyList())
   }
 
   /** Set the current contents of the given register */

src/main/java/com/maddyhome/idea/vim/extension/VimExtensionRegistrar.kt

@@ -88,10 +88,29 @@ internal object VimExtensionRegistrar : VimExtensionRegistrator {
   }
 
   /**
-   * See the docs for [VimExtension.init]
+   * During vim initialization process, it firstly loads the .vimrc file, then executes scripts from the plugins folder.
+   * This practically means that the .vimrc file is initialized first, then the plugins are loaded.
+   * See `:h initialization`
    *
    * In IdeaVim we don't have a separate plugins folder to load it after .ideavimrc load. However, we can collect
    *   the list of plugins mentioned in the .ideavimrc and load them after .ideavimrc execution is finished.
+   *
+   * Why this matters? Because this affects the order of commands are executed. For example:
+   * ```
+   * plug 'tommcdo/vim-exchange'
+   * let g:exchange_no_mappings=1
+   * ```
+   * Here the user will expect that the exchange plugin won't have default mappings. However, if we load vim-exchange
+   *    immediately, this variable won't be initialized at the moment of plugin initialization.
+   *
+   * There is also a tricky case for mappings override:
+   * ```
+   * plug 'tommcdo/vim-exchange'
+   * map X <Plug>(ExchangeLine)
+   * ```
+   * For this case, a plugin with a good implementation detects that there is already a defined mapping for
+   *   `<Plug>(ExchangeLine)` and doesn't register the default cxx mapping. However, such detection requires the mapping
+   *   to be defined before the plugin initialization.
    */
   @JvmStatic
   fun enableDelayedExtensions() {

src/main/java/com/maddyhome/idea/vim/extension/argtextobj/VimArgTextObjExtension.java

@@ -33,6 +33,7 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.ArrayDeque;
 import java.util.Deque;
+import java.util.EnumSet;
 
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putExtensionHandlerMapping;
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMappingIfMissing;
@@ -63,8 +64,8 @@ public class VimArgTextObjExtension implements VimExtension {
    */
   private static class BracketPairs {
     // NOTE: brackets must match by the position, and ordered by rank (highest to lowest).
-    private final @NotNull String openBrackets;
-    private final @NotNull String closeBrackets;
+    @NotNull private final String openBrackets;
+    @NotNull private final String closeBrackets;
 
     static class ParseException extends Exception {
       public ParseException(@NotNull String message) {
@@ -86,7 +87,8 @@ public class VimArgTextObjExtension implements VimExtension {
      * @param bracketPairs comma-separated list of colon-separated bracket pairs.
      * @throws ParseException if a syntax error is detected.
      */
-    static @NotNull BracketPairs fromBracketPairList(final @NotNull String bracketPairs) throws ParseException {
+    @NotNull
+    static BracketPairs fromBracketPairList(@NotNull final String bracketPairs) throws ParseException {
       StringBuilder openBrackets = new StringBuilder();
       StringBuilder closeBrackets = new StringBuilder();
       ParseState state = ParseState.OPEN;
@@ -126,7 +128,7 @@ public class VimArgTextObjExtension implements VimExtension {
       return new BracketPairs(openBrackets.toString(), closeBrackets.toString());
     }
 
-    BracketPairs(final @NotNull String openBrackets, final @NotNull String closeBrackets) {
+    BracketPairs(@NotNull final String openBrackets, @NotNull final String closeBrackets) {
       assert openBrackets.length() == closeBrackets.length();
       this.openBrackets = openBrackets;
       this.closeBrackets = closeBrackets;
@@ -156,9 +158,10 @@ public class VimArgTextObjExtension implements VimExtension {
     }
   }
 
-  private static final BracketPairs DEFAULT_BRACKET_PAIRS = new BracketPairs("(", ")");
+  public static final BracketPairs DEFAULT_BRACKET_PAIRS = new BracketPairs("(", ")");
 
-  private static @Nullable String bracketPairsVariable() {
+  @Nullable
+  private static String bracketPairsVariable() {
     final Object value = VimPlugin.getVariableService().getGlobalVariableValue("argtextobj_pairs");
     if (value instanceof VimString vimValue) {
       return vimValue.getValue();
@@ -189,12 +192,13 @@ public class VimArgTextObjExtension implements VimExtension {
         this.isInner = isInner;
       }
 
+      @Nullable
       @Override
-      public @Nullable TextRange getRange(@NotNull VimEditor editor,
-                                          @NotNull ImmutableVimCaret caret,
-                                          @NotNull ExecutionContext context,
-                                          int count,
-                                          int rawCount) {
+      public TextRange getRange(@NotNull VimEditor editor,
+                                @NotNull ImmutableVimCaret caret,
+                                @NotNull ExecutionContext context,
+                                int count,
+                                int rawCount) {
         BracketPairs bracketPairs = DEFAULT_BRACKET_PAIRS;
         final String bracketPairsVar = bracketPairsVariable();
         if (bracketPairsVar != null) {
@@ -232,22 +236,24 @@ public class VimArgTextObjExtension implements VimExtension {
         return new TextRange(finder.getLeftBound(), finder.getRightBound());
       }
 
+      @NotNull
       @Override
-      public @NotNull TextObjectVisualType getVisualType() {
+      public TextObjectVisualType getVisualType() {
         return TextObjectVisualType.CHARACTER_WISE;
       }
     }
 
     @Override
     public void execute(@NotNull VimEditor editor, @NotNull ExecutionContext context, @NotNull OperatorArguments operatorArguments) {
+      @NotNull KeyHandler keyHandler = KeyHandler.getInstance();
       @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
 
       final ArgumentTextObjectHandler textObjectHandler = new ArgumentTextObjectHandler(isInner);
       //noinspection DuplicatedCode
-      if (!(editor.getMode() instanceof Mode.OP_PENDING)) {
-        int count0 = operatorArguments.getCount0();
+      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
         editor.nativeCarets().forEach((VimCaret caret) -> {
-          final TextRange range = textObjectHandler.getRange(editor, caret, context, Math.max(1, count0), count0);
+          final TextRange range = textObjectHandler.getRange(editor, caret, context, count, 0);
           if (range != null) {
             try (VimListenerSuppressor.Locked ignored = SelectionVimListenerSuppressor.INSTANCE.lock()) {
               if (editor.getMode() instanceof Mode.VISUAL) {
@@ -259,7 +265,8 @@ public class VimArgTextObjExtension implements VimExtension {
           }
         });
       } else {
-        keyHandlerState.getCommandBuilder().addAction(textObjectHandler);
+        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+                                                                                         textObjectHandler, Command.Type.MOTION, EnumSet.noneOf(CommandFlags.class))));
       }
     }
   }
@@ -269,9 +276,9 @@ public class VimArgTextObjExtension implements VimExtension {
    * position
    */
   private static class ArgBoundsFinder {
-    private final @NotNull CharSequence text;
-    private final @NotNull Document document;
-    private final @NotNull BracketPairs brackets;
+    @NotNull private final CharSequence text;
+    @NotNull private final Document document;
+    @NotNull private final BracketPairs brackets;
     private int leftBound = Integer.MAX_VALUE;
     private int rightBound = Integer.MIN_VALUE;
     private int leftBracket;
@@ -298,7 +305,7 @@ public class VimArgTextObjExtension implements VimExtension {
      * @param position starting position.
      */
     boolean findBoundsAt(int position) throws IllegalStateException {
-      if (text.isEmpty()) {
+      if (text.length() == 0) {
         error = "empty document";
         return false;
       }

src/main/java/com/maddyhome/idea/vim/extension/commentary/CommentaryExtension.kt

@@ -25,6 +25,9 @@ import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.getLineEndOffset
 import com.maddyhome.idea.vim.api.globalOptions
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.command.Argument
+import com.maddyhome.idea.vim.command.Command
+import com.maddyhome.idea.vim.command.CommandFlags
 import com.maddyhome.idea.vim.command.MappingMode
 import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.command.TextObjectVisualType
@@ -49,6 +52,7 @@ import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
 import com.maddyhome.idea.vim.state.mode.Mode
 import com.maddyhome.idea.vim.state.mode.SelectionType
+import java.util.*
 
 internal class CommentaryExtension : VimExtension {
 
@@ -180,8 +184,10 @@ internal class CommentaryExtension : VimExtension {
     override val isRepeatable = true
 
     override fun execute(editor: VimEditor, context: ExecutionContext, operatorArguments: OperatorArguments) {
+      val command = Command(operatorArguments.count1, CommentaryTextObjectMotionHandler, Command.Type.MOTION, EnumSet.noneOf(CommandFlags::class.java))
+
       val keyState = KeyHandler.getInstance().keyHandlerState
-      keyState.commandBuilder.addAction(CommentaryTextObjectMotionHandler)
+      keyState.commandBuilder.completeCommandPart(Argument(command))
     }
   }
 

src/main/java/com/maddyhome/idea/vim/extension/exchange/VimExchangeExtension.kt

@@ -222,10 +222,10 @@ internal class VimExchangeExtension : VimExtension {
         }
       }
 
-      val zRegText = getRegister(editor.vim, 'z')
-      val unnRegText = getRegister(editor.vim, '"')
-      val startRegText = getRegister(editor.vim, '*')
-      val plusRegText = getRegister(editor.vim, '+')
+      val zRegText = getRegister('z')
+      val unnRegText = getRegister('"')
+      val startRegText = getRegister('*')
+      val plusRegText = getRegister('+')
       runWriteAction {
         // TODO handle:
         // 	" Compare using =~ because "'==' != 0" returns 0
@@ -299,7 +299,7 @@ internal class VimExchangeExtension : VimExtension {
 
     private fun getExchange(editor: Editor, isVisual: Boolean, selectionType: SelectionType): Exchange {
       // TODO: improve KeyStroke list to sting conversion
-      fun getRegisterText(reg: Char): String = getRegister(editor.vim, reg)?.map { it.keyChar }?.joinToString("") ?: ""
+      fun getRegisterText(reg: Char): String = getRegister(reg)?.map { it.keyChar }?.joinToString("") ?: ""
       fun getMarks(isVisual: Boolean): Pair<Mark, Mark> {
         val (startMark, endMark) =
           if (isVisual) {
@@ -313,9 +313,9 @@ internal class VimExchangeExtension : VimExtension {
         return Pair(marks.getMark(vimEditor.primaryCaret(), startMark)!!, marks.getMark(vimEditor.primaryCaret(), endMark)!!)
       }
 
-      val unnRegText = getRegister(editor.vim, '"')
-      val starRegText = getRegister(editor.vim, '*')
-      val plusRegText = getRegister(editor.vim, '+')
+      val unnRegText = getRegister('"')
+      val starRegText = getRegister('*')
+      val plusRegText = getRegister('+')
 
       val (selectionStart, selectionEnd) = getMarks(isVisual)
       if (isVisual) {

src/main/java/com/maddyhome/idea/vim/extension/highlightedyank/VimHighlightedYank.kt

@@ -45,10 +45,6 @@ private val HIGHLIGHT_DURATION_VARIABLE_NAME = "highlightedyank_highlight_durati
 
 @NonNls
 private val HIGHLIGHT_COLOR_VARIABLE_NAME = "highlightedyank_highlight_color"
-
-@NonNls
-private val HIGHLIGHT_FOREGROUND_COLOR_VARIABLE_NAME = "highlightedyank_highlight_foreground_color"
-
 private var defaultHighlightTextColor: Color? = null
 
 private fun getDefaultHighlightTextColor(): Color {
@@ -79,9 +75,6 @@ internal class HighlightColorResetter : LafManagerListener {
  * if you want to change background color of highlight you can provide the rgba of the color you want e.g.
  * let g:highlightedyank_highlight_color = "rgba(160, 160, 160, 155)"
  *
- * if you want to change text color of highlight you can provide the rgba of the color you want e.g.
- * let g:highlightedyank_highlight_foreground_color = "rgba(0, 0, 0, 255)"
- *
  * When a new text is yanked or user starts editing, the old highlighting would be deleted.
  */
 internal class VimHighlightedYank : VimExtension, VimYankListener, ModeChangeListener {
@@ -188,15 +181,13 @@ internal class VimHighlightedYank : VimExtension, VimYankListener, ModeChangeLis
       highlighters.clear()
     }
 
-    private fun getHighlightTextAttributes(editor: Editor): TextAttributes {
-      return TextAttributes(
-        extractUserHighlightForegroundColor(),
-        extractUsersHighlightColor(),
-        editor.colorsScheme.getColor(EditorColors.CARET_COLOR),
-        EffectType.SEARCH_MATCH,
-        Font.PLAIN,
-      )
-    }
+    private fun getHighlightTextAttributes(editor: Editor) = TextAttributes(
+      null,
+      extractUsersHighlightColor(),
+      editor.colorsScheme.getColor(EditorColors.CARET_COLOR),
+      EffectType.SEARCH_MATCH,
+      Font.PLAIN,
+    )
 
     private fun extractUsersHighlightDuration(): Int {
       return extractVariable(HIGHLIGHT_DURATION_VARIABLE_NAME, DEFAULT_HIGHLIGHT_DURATION) {
@@ -209,52 +200,15 @@ internal class VimHighlightedYank : VimExtension, VimYankListener, ModeChangeLis
     }
 
     private fun extractUsersHighlightColor(): Color {
-      val value = VimPlugin.getVariableService().getGlobalVariableValue(HIGHLIGHT_COLOR_VARIABLE_NAME)
-      if (value != null) {
-        return try {
-          parseRgbaColor(value.asString())
-        } catch (e: Exception) {
-          @VimNlsSafe val message = MessageHelper.message(
-            "highlightedyank.invalid.value.of.0.1",
-            "g:$HIGHLIGHT_COLOR_VARIABLE_NAME",
-            e.message ?: "",
-          )
-          VimPlugin.showMessage(message)
-          getDefaultHighlightTextColor()
-        }
+      return extractVariable(HIGHLIGHT_COLOR_VARIABLE_NAME, getDefaultHighlightTextColor()) { value ->
+        val rgba = value.asString()
+          .substring(4)
+          .filter { it != '(' && it != ')' && !it.isWhitespace() }
+          .split(',')
+          .map { it.toInt() }
+
+        Color(rgba[0], rgba[1], rgba[2], rgba[3])
       }
-      return getDefaultHighlightTextColor()
-    }
-
-    private fun extractUserHighlightForegroundColor(): Color? {
-      val value = VimPlugin.getVariableService().getGlobalVariableValue(HIGHLIGHT_FOREGROUND_COLOR_VARIABLE_NAME)
-        ?: return null
-
-      return try {
-        parseRgbaColor(value.asString())
-      } catch (e: Exception) {
-        @VimNlsSafe val message = MessageHelper.message(
-          "highlightedyank.invalid.value.of.0.1",
-          "g:$HIGHLIGHT_FOREGROUND_COLOR_VARIABLE_NAME",
-          e.message ?: "",
-        )
-        VimPlugin.showMessage(message)
-        null
-      }
-    }
-
-    private fun parseRgbaColor(colorString: String): Color {
-      val rgba = colorString
-        .substring(4)
-        .filter { it != '(' && it != ')' && !it.isWhitespace() }
-        .split(',')
-        .map { it.toInt() }
-
-      if (rgba.size != 4 || rgba.any { it < 0 || it > 255 }) {
-        throw IllegalArgumentException("Invalid RGBA values. Each component must be between 0 and 255")
-      }
-
-      return Color(rgba[0], rgba[1], rgba[2], rgba[3])
     }
 
     private fun <T> extractVariable(variable: String, default: T, extractFun: (value: VimDataType) -> T): T {

src/main/java/com/maddyhome/idea/vim/extension/matchit/Matchit.kt

@@ -44,7 +44,6 @@ import com.maddyhome.idea.vim.helper.enumSetOf
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
-import com.maddyhome.idea.vim.state.mode.Mode
 import java.util.*
 import java.util.regex.Pattern
 
@@ -94,29 +93,34 @@ internal class Matchit : VimExtension {
     override fun execute(editor: VimEditor, context: ExecutionContext, operatorArguments: OperatorArguments) {
       val keyHandler = KeyHandler.getInstance()
       val keyState = keyHandler.keyHandlerState
+      val count = keyState.commandBuilder.count
 
       // Reset the command count so it doesn't transfer onto subsequent commands.
       keyState.commandBuilder.resetCount()
 
       // Normally we want to jump to the start of the matching pair. But when moving forward in operator
       // pending mode, we want to include the entire match. isInOpPending makes that distinction.
-      if (editor.mode is Mode.OP_PENDING) {
+      val isInOpPending = keyHandler.isOperatorPending(editor.mode, keyState)
+
+      if (isInOpPending) {
         val matchitAction = MatchitAction()
         matchitAction.reverse = reverse
         matchitAction.isInOpPending = true
 
-        keyState.commandBuilder.addAction(matchitAction)
+        keyState.commandBuilder.completeCommandPart(
+          Argument(
+            Command(
+              count,
+              matchitAction,
+              Command.Type.MOTION,
+              EnumSet.noneOf(CommandFlags::class.java),
+            ),
+          ),
+        )
       } else {
         editor.sortedCarets().forEach { caret ->
           injector.jumpService.saveJumpLocation(editor)
-          caret.moveToOffset(
-            getMatchitOffset(
-              editor.ij,
-              caret.ij,
-              operatorArguments.count0,
-              isInOpPending = false,
-              reverse
-            ))
+          caret.moveToOffset(getMatchitOffset(editor.ij, caret.ij, count, isInOpPending, reverse))
         }
       }
     }
@@ -350,7 +354,7 @@ private object FileTypePatterns {
 
 private val DEFAULT_PAIRS = setOf('(', ')', '[', ']', '{', '}')
 
-private fun getMatchitOffset(editor: Editor, caret: Caret, count0: Int, isInOpPending: Boolean, reverse: Boolean): Int {
+private fun getMatchitOffset(editor: Editor, caret: Caret, count: Int, isInOpPending: Boolean, reverse: Boolean): Int {
   val virtualFile = EditorHelper.getVirtualFile(editor)
   var caretOffset = caret.offset
 
@@ -363,9 +367,9 @@ private fun getMatchitOffset(editor: Editor, caret: Caret, count0: Int, isInOpPe
   val currentChar = editor.document.charsSequence[caretOffset]
   var motionOffset: Int? = null
 
-  if (count0 > 0) {
+  if (count > 0) {
     // Matchit doesn't affect the percent motion, so we fall back to the default behavior.
-    motionOffset = VimPlugin.getMotion().moveCaretToLinePercent(editor.vim, caret.vim, count0)
+    motionOffset = VimPlugin.getMotion().moveCaretToLinePercent(editor.vim, caret.vim, count)
   } else {
     // Check the simplest case first.
     if (DEFAULT_PAIRS.contains(currentChar)) {
@@ -396,7 +400,8 @@ private fun getMatchitOffset(editor: Editor, caret: Caret, count0: Int, isInOpPe
 
 private fun getMotionOffset(motion: Motion): Int? {
   return when (motion) {
-    is Motion.AdjustedOffset, is Motion.AbsoluteOffset -> motion.offset
+    is Motion.AbsoluteOffset -> motion.offset
+    is Motion.AdjustedOffset -> motion.offset
     is Motion.Error, is Motion.NoMotion -> null
   }
 }

src/main/java/com/maddyhome/idea/vim/extension/nerdtree/NerdTree.kt

@@ -42,10 +42,13 @@ import com.maddyhome.idea.vim.extension.VimExtension
 import com.maddyhome.idea.vim.group.KeyGroup
 import com.maddyhome.idea.vim.helper.MessageHelper
 import com.maddyhome.idea.vim.helper.runAfterGotFocus
-import com.maddyhome.idea.vim.key.KeyStrokeTrie
+import com.maddyhome.idea.vim.key.CommandNode
+import com.maddyhome.idea.vim.key.CommandPartNode
 import com.maddyhome.idea.vim.key.MappingOwner
+import com.maddyhome.idea.vim.key.Node
 import com.maddyhome.idea.vim.key.RequiredShortcut
-import com.maddyhome.idea.vim.key.add
+import com.maddyhome.idea.vim.key.RootNode
+import com.maddyhome.idea.vim.key.addLeafs
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
 import com.maddyhome.idea.vim.vimscript.model.datatypes.VimString
@@ -195,8 +198,6 @@ internal class NerdTree : VimExtension {
     internal var waitForSearch = false
     internal var speedSearchListenerInstalled = false
 
-    private val keys = mutableListOf<KeyStroke>()
-
     override fun actionPerformed(e: AnActionEvent) {
       var keyStroke = getKeyStroke(e) ?: return
       val keyChar = keyStroke.keyChar
@@ -204,14 +205,20 @@ internal class NerdTree : VimExtension {
         keyStroke = KeyStroke.getKeyStroke(keyChar)
       }
 
-      keys.add(keyStroke)
-      actionsRoot.getData(keys)?.let { action ->
-        when (action) {
-          is NerdAction.ToIj -> Util.callAction(null, action.name, e.dataContext.vim)
-          is NerdAction.Code -> e.project?.let { action.action(it, e.dataContext, e) }
-        }
+      val nextNode = currentNode[keyStroke]
 
-        keys.clear()
+      when (nextNode) {
+        null -> currentNode = actionsRoot
+        is CommandNode<NerdAction> -> {
+          currentNode = actionsRoot
+
+          val action = nextNode.actionHolder
+          when (action) {
+            is NerdAction.ToIj -> Util.callAction(null, action.name, e.dataContext.vim)
+            is NerdAction.Code -> e.project?.let { action.action(it, e.dataContext, e) }
+          }
+        }
+        is CommandPartNode<NerdAction> -> currentNode = nextNode
       }
     }
 
@@ -533,29 +540,37 @@ private fun addCommand(alias: String, handler: CommandAliasHandler) {
   VimPlugin.getCommand().setAlias(alias, CommandAlias.Call(0, -1, alias, handler))
 }
 
-private fun registerCommand(variable: String, defaultMapping: String, action: NerdAction) {
+private fun registerCommand(variable: String, default: String, action: NerdAction) {
   val variableValue = VimPlugin.getVariableService().getGlobalVariableValue(variable)
-  val mapping = if (variableValue is VimString) {
+  val mappings = if (variableValue is VimString) {
     variableValue.value
   } else {
-    defaultMapping
+    default
   }
-  registerCommand(mapping, action)
+  actionsRoot.addLeafs(mappings, action)
 }
 
-private fun registerCommand(mapping: String, action: NerdAction) {
-  actionsRoot.add(mapping, action)
-  injector.parser.parseKeys(mapping).forEach {
-    distinctShortcuts.add(it)
-  }
+private fun registerCommand(default: String, action: NerdAction) {
+  actionsRoot.addLeafs(default, action)
 }
 
-private val actionsRoot: KeyStrokeTrie<NerdAction> = KeyStrokeTrie<NerdAction>("NERDTree")
-private val distinctShortcuts = mutableSetOf<KeyStroke>()
+
+private val actionsRoot: RootNode<NerdAction> = RootNode()
+private var currentNode: CommandPartNode<NerdAction> = actionsRoot
+private fun collectShortcuts(node: Node<NerdAction>): Set<KeyStroke> {
+  return if (node is CommandPartNode<NerdAction>) {
+    val res = node.keys.toMutableSet()
+    res += node.values.map { collectShortcuts(it) }.flatten()
+    res
+  } else {
+    emptySet()
+  }
+}
 
 private fun installDispatcher(project: Project) {
   val dispatcher = NerdTree.NerdDispatcher.getInstance(project)
-  val shortcuts = distinctShortcuts.map { RequiredShortcut(it, MappingOwner.Plugin.get(NerdTree.pluginName)) }
+  val shortcuts =
+    collectShortcuts(actionsRoot).map { RequiredShortcut(it, MappingOwner.Plugin.get(NerdTree.pluginName)) }
   dispatcher.registerCustomShortcutSet(
     KeyGroup.toShortcutSet(shortcuts),
     (ProjectView.getInstance(project) as ProjectViewImpl).component,

src/main/java/com/maddyhome/idea/vim/extension/paragraphmotion/ParagraphMotion.kt

@@ -62,7 +62,7 @@ internal class ParagraphMotion : VimExtension {
     toKeys: List<KeyStroke>,
     recursive: Boolean,
   ) {
-    val filteredModes = modes.filterNotTo(HashSet()) { VimPlugin.getKey().getKeyMapping(it).getLayer(fromKeys) != null }
+    val filteredModes = modes.filterNotTo(HashSet()) { VimPlugin.getKey().hasmapfrom(it, fromKeys) }
     putKeyMappingIfMissing(filteredModes, fromKeys, pluginOwner, toKeys, recursive)
   }
 }

src/main/java/com/maddyhome/idea/vim/extension/replacewithregister/ReplaceWithRegister.kt

@@ -10,6 +10,7 @@ package com.maddyhome.idea.vim.extension.replacewithregister
 
 import com.intellij.openapi.actionSystem.DataContext
 import com.intellij.openapi.editor.Editor
+import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.ImmutableVimCaret
@@ -143,7 +144,7 @@ internal class ReplaceWithRegister : VimExtension {
 private fun doReplace(editor: Editor, context: DataContext, caret: ImmutableVimCaret, visualSelection: PutData.VisualSelection) {
   val registerGroup = injector.registerGroup
   val lastRegisterChar = if (editor.caretModel.caretCount == 1) registerGroup.currentRegister else registerGroup.getCurrentRegisterForMulticaret()
-  val savedRegister = caret.registerStorage.getRegister(lastRegisterChar) ?: return
+  val savedRegister = registerGroup.getRegister(lastRegisterChar) ?: return
 
   var usedType = savedRegister.type
   var usedText = savedRegister.text
@@ -165,11 +166,17 @@ private fun doReplace(editor: Editor, context: DataContext, caret: ImmutableVimC
     putToLine = -1,
   )
   val vimEditor = editor.vim
+  val keyHandler = KeyHandler.getInstance()
   ClipboardOptionHelper.IdeaputDisabler().use {
     VimPlugin.getPut().putText(
       vimEditor,
       context.vim,
       putData,
+      operatorArguments = OperatorArguments(
+        keyHandler.isOperatorPending(vimEditor.mode, keyHandler.keyHandlerState),
+        0,
+        editor.vim.mode,
+      ),
       saveToRegister = false
     )
   }

src/main/java/com/maddyhome/idea/vim/extension/sneak/IdeaVimSneakExtension.kt

@@ -34,7 +34,6 @@ import com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMapping
 import com.maddyhome.idea.vim.extension.VimExtensionHandler
 import com.maddyhome.idea.vim.helper.StrictMode
 import com.maddyhome.idea.vim.newapi.ij
-import org.jetbrains.annotations.TestOnly
 import java.awt.Font
 import java.awt.event.KeyEvent
 import java.util.*
@@ -46,26 +45,15 @@ private const val DEFAULT_HIGHLIGHT_DURATION_SNEAK = 300
 // By [Mikhail Levchenko](https://github.com/Mishkun)
 // Original repository with the plugin: https://github.com/Mishkun/ideavim-sneak
 internal class IdeaVimSneakExtension : VimExtension {
-  @Suppress("CompanionObjectInExtension")
-  companion object {
-    private var highlightHandler: HighlightHandler? = null
-
-    @TestOnly
-    internal fun stopTimer() {
-      highlightHandler?.stopExistingTimer()
-    }
-  }
-
   override fun getName(): String = "sneak"
 
   override fun init() {
-    val _highlightHandler = HighlightHandler()
-    highlightHandler = _highlightHandler
-    mapToFunctionAndProvideKeys("s", SneakHandler(_highlightHandler, Direction.FORWARD), MappingMode.NXO)
+    val highlightHandler = HighlightHandler()
+    mapToFunctionAndProvideKeys("s", SneakHandler(highlightHandler, Direction.FORWARD), MappingMode.NXO)
 
     // vim-sneak uses `Z` for visual mode because `S` conflict with vim-sneak plugin VIM-3330
-    mapToFunctionAndProvideKeys("S", SneakHandler(_highlightHandler, Direction.BACKWARD), MappingMode.NO)
-    mapToFunctionAndProvideKeys("Z", SneakHandler(_highlightHandler, Direction.BACKWARD), MappingMode.X)
+    mapToFunctionAndProvideKeys("S", SneakHandler(highlightHandler, Direction.BACKWARD), MappingMode.NO)
+    mapToFunctionAndProvideKeys("Z", SneakHandler(highlightHandler, Direction.BACKWARD), MappingMode.X)
 
     // workaround to support ; and , commands
     mapToFunctionAndProvideKeys("f", SneakMemoryHandler("f"), MappingMode.NXO)
@@ -73,8 +61,8 @@ internal class IdeaVimSneakExtension : VimExtension {
     mapToFunctionAndProvideKeys("t", SneakMemoryHandler("t"), MappingMode.NXO)
     mapToFunctionAndProvideKeys("T", SneakMemoryHandler("T"), MappingMode.NXO)
 
-    mapToFunctionAndProvideKeys(";", SneakRepeatHandler(_highlightHandler, RepeatDirection.IDENTICAL), MappingMode.NXO)
-    mapToFunctionAndProvideKeys(",", SneakRepeatHandler(_highlightHandler, RepeatDirection.REVERSE), MappingMode.NXO)
+    mapToFunctionAndProvideKeys(";", SneakRepeatHandler(highlightHandler, RepeatDirection.IDENTICAL), MappingMode.NXO)
+    mapToFunctionAndProvideKeys(",", SneakRepeatHandler(highlightHandler, RepeatDirection.REVERSE), MappingMode.NXO)
   }
 
   private class SneakHandler(
@@ -221,7 +209,6 @@ internal class IdeaVimSneakExtension : VimExtension {
   private class HighlightHandler {
     private var editor: Editor? = null
     private val sneakHighlighters: MutableSet<RangeHighlighter> = mutableSetOf()
-    private var timer: Timer? = null
 
     fun highlightSneakRange(editor: Editor, range: TextRange) {
       clearAllSneakHighlighters()
@@ -267,19 +254,13 @@ internal class IdeaVimSneakExtension : VimExtension {
     }
 
     private fun setClearHighlightRangeTimer(highlighter: RangeHighlighter) {
-      stopExistingTimer()
-      timer = Timer(DEFAULT_HIGHLIGHT_DURATION_SNEAK) {
+      val timer = Timer(DEFAULT_HIGHLIGHT_DURATION_SNEAK) {
         if (editor?.isDisposed != true) {
           editor?.markupModel?.removeHighlighter(highlighter)
         }
       }
-      timer?.isRepeats = false
-      timer?.start()
-    }
-
-    fun stopExistingTimer() {
-      timer?.stop()
-      timer?.actionListeners?.forEach { it.actionPerformed(null) }
+      timer.isRepeats = false
+      timer.start()
     }
 
     private fun getHighlightTextAttributes() = TextAttributes(
@@ -326,7 +307,7 @@ private fun VimExtension.mapToFunctionAndProvideKeys(
     VimPlugin.getKey().hasmapto(it, injector.parser.parseKeys(commandFromOriginalPlugin(keys)))
   }
   val filteredFromModes = mappingModes.filterNotTo(HashSet()) {
-    injector.keyGroup.getKeyMapping(it).getLayer(fromKeys) != null
+    injector.keyGroup.hasmapfrom(it, fromKeys)
   }
 
   val doubleFiltered = mappingModes

src/main/java/com/maddyhome/idea/vim/extension/surround/VimSurroundExtension.kt

@@ -47,11 +47,11 @@ import com.maddyhome.idea.vim.options.helpers.ClipboardOptionHelper
 import com.maddyhome.idea.vim.put.PutData
 import com.maddyhome.idea.vim.state.mode.Mode
 import com.maddyhome.idea.vim.state.mode.SelectionType
-import com.maddyhome.idea.vim.state.mode.returnTo
 import com.maddyhome.idea.vim.state.mode.selectionType
 import org.jetbrains.annotations.NonNls
 import java.awt.event.KeyEvent
 import javax.swing.KeyStroke
+import com.maddyhome.idea.vim.state.mode.returnTo
 
 /**
  * Port of vim-surround.
@@ -161,17 +161,17 @@ internal class VimSurroundExtension : VimExtension {
     }
 
     companion object {
-      fun change(editor: VimEditor, context: ExecutionContext, charFrom: Char, newSurround: SurroundPair?) {
+      fun change(editor: VimEditor, context: ExecutionContext, charFrom: Char, newSurround: Pair<String, String>?) {
         editor.ij.runWithEveryCaretAndRestore { changeAtCaret(editor, context, charFrom, newSurround) }
       }
       
-      fun changeAtCaret(editor: VimEditor, context: ExecutionContext, charFrom: Char, newSurround: SurroundPair?) {
+      fun changeAtCaret(editor: VimEditor, context: ExecutionContext, charFrom: Char, newSurround: Pair<String, String>?) {
         // Save old register values for carets
         val surroundings = editor.sortedCarets()
           .map {
             val oldValue: List<KeyStroke>? = getRegisterForCaret(REGISTER, it)
             setRegisterForCaret(REGISTER, it, null)
-            SurroundingInfo(it, null, oldValue, false)
+            SurroundingInfo(it, null, oldValue)
           }
 
         // Delete surrounding's content
@@ -187,25 +187,21 @@ internal class VimSurroundExtension : VimExtension {
           }
 
           val registerValue = getRegisterForCaret(REGISTER, it.caret)
-          val innerValue = if (registerValue.isNullOrEmpty()) emptyList() else registerValue
+          val innerValue = if (registerValue.isNullOrEmpty()) null else registerValue
           it.innerText = innerValue
+        }
 
-          // Valid surroundings are only those that:
-          // - are validly wrapping with surround characters (i.e. parenthesis, brackets, tags, quotes, etc.);
-          // - or have non-empty inner text (e.g. when we are surrounding words: `csw"`)
-          if (currentSurrounding != null || innerValue.isNotEmpty()) {
-            it.isValidSurrounding = true
+        surroundings.forEach {
+          if (it.innerText == null && getRegisterForCaret(REGISTER, it.caret)?.isNotEmpty() == true) {
+            it.innerText = emptyList()
           }
         }
 
         surroundings
-          .filter { it.isValidSurrounding } // we do nothing with carets that are not inside the surrounding
+          .filter { it.innerText != null } // we do nothing with carets that are not inside the surrounding
           .map { surrounding ->
             val innerValue = injector.parser.toPrintableString(surrounding.innerText!!)
-            val text = newSurround?.let {
-              val trimmedValue = if (newSurround.shouldTrim) innerValue.trim() else innerValue
-              it.first + trimmedValue + it.second
-            } ?: innerValue
+            val text = newSurround?.let { it.first + innerValue + it.second } ?: innerValue
             val textData = PutData.TextData(text, SelectionType.CHARACTER_WISE, emptyList(), null)
             val putData = PutData(textData, null, 1, insertTextBeforeCaret = true, rawIndent = true, caretAfterInsertedText = false)
 
@@ -258,7 +254,7 @@ internal class VimSurroundExtension : VimExtension {
     }
   }
 
-  private data class SurroundingInfo(val caret: VimCaret, var innerText: List<KeyStroke>?, val oldRegisterContent: List<KeyStroke>?, var isValidSurrounding: Boolean) {
+  private data class SurroundingInfo(val caret: VimCaret, var innerText: List<KeyStroke>?, val oldRegisterContent: List<KeyStroke>?) {
     fun restoreRegister() {
       setRegisterForCaret(REGISTER, caret, oldRegisterContent)
     }
@@ -301,7 +297,7 @@ internal class VimSurroundExtension : VimExtension {
       return true
     }
     
-    private fun applyOnce(editor: Editor, change: VimChangeGroup, pair: SurroundPair, count: Int) {
+    private fun applyOnce(editor: Editor, change: VimChangeGroup, pair: Pair<String, String>, count: Int) {
       // XXX: Will it work with line-wise or block-wise selections?
       val primaryCaret = editor.caretModel.primaryCaret
       val range = getSurroundRange(primaryCaret.vim)
@@ -333,35 +329,33 @@ private const val REGISTER = '"'
 
 private const val OPERATOR_FUNC = "SurroundOperatorFunc"
 
-private val tagNameAndAttributesCapturePattern = "(\\S+)([^>]*)>".toPattern()
-
-private data class SurroundPair(val first: String, val second: String, val shouldTrim: Boolean)
+    private val tagNameAndAttributesCapturePattern = "(\\S+)([^>]*)>".toPattern()
 
 private val SURROUND_PAIRS = mapOf(
-  'b' to SurroundPair("(", ")", false),
-  '(' to SurroundPair("( ", " )", false),
-  ')' to SurroundPair("(", ")", true),
-  'B' to SurroundPair("{", "}", false),
-  '{' to SurroundPair("{ ", " }", false),
-  '}' to SurroundPair("{", "}", true),
-  'r' to SurroundPair("[", "]", false),
-  '[' to SurroundPair("[ ", " ]", false),
-  ']' to SurroundPair("[", "]", true),
-  'a' to SurroundPair("<", ">", false),
-  '>' to SurroundPair("<", ">", false),
-  's' to SurroundPair(" ", "", false),
+  'b' to ("(" to ")"),
+  '(' to ("( " to " )"),
+  ')' to ("(" to ")"),
+  'B' to ("{" to "}"),
+  '{' to ("{ " to " }"),
+  '}' to ("{" to "}"),
+  'r' to ("[" to "]"),
+  '[' to ("[ " to " ]"),
+  ']' to ("[" to "]"),
+  'a' to ("<" to ">"),
+  '>' to ("<" to ">"),
+  's' to (" " to ""),
 )
 
-private fun getSurroundPair(c: Char): SurroundPair? = if (c in SURROUND_PAIRS) {
+private fun getSurroundPair(c: Char): Pair<String, String>? = if (c in SURROUND_PAIRS) {
   SURROUND_PAIRS[c]
 } else if (!c.isLetter()) {
   val s = c.toString()
-  SurroundPair(s, s, false)
+  s to s
 } else {
   null
 }
 
-private fun inputTagPair(editor: Editor, context: DataContext): SurroundPair? {
+private fun inputTagPair(editor: Editor, context: DataContext): Pair<String, String>? {
   val tagInput = inputString(editor, context, "<", '>')
   if (editor.vim.mode is Mode.CMD_LINE) {
     editor.vim.mode = editor.vim.mode.returnTo()
@@ -370,7 +364,7 @@ private fun inputTagPair(editor: Editor, context: DataContext): SurroundPair? {
   return if (matcher.find()) {
     val tagName = matcher.group(1)
     val tagAttributes = matcher.group(2)
-    SurroundPair("<$tagName$tagAttributes>", "</$tagName>", false)
+    "<$tagName$tagAttributes>" to "</$tagName>"
   } else {
     null
   }
@@ -380,20 +374,16 @@ private fun inputFunctionName(
   editor: Editor,
   context: DataContext,
   withInternalSpaces: Boolean,
-): SurroundPair? {
+): Pair<String, String>? {
   val functionNameInput = inputString(editor, context, "function: ", null)
   if (editor.vim.mode is Mode.CMD_LINE) {
     editor.vim.mode = editor.vim.mode.returnTo()
   }
   if (functionNameInput.isEmpty()) return null
-  return if (withInternalSpaces) {
-    SurroundPair("$functionNameInput( ", " )", false)
-  } else {
-    SurroundPair("$functionNameInput(", ")", false)
-  }
+  return if (withInternalSpaces) "$functionNameInput( " to " )" else "$functionNameInput(" to ")"
 }
 
-private fun getOrInputPair(c: Char, editor: Editor, context: DataContext): SurroundPair? = when (c) {
+private fun getOrInputPair(c: Char, editor: Editor, context: DataContext): Pair<String, String>? = when (c) {
   '<', 't' -> inputTagPair(editor, context)
   'f' -> inputFunctionName(editor, context, false)
   'F' -> inputFunctionName(editor, context, true)
@@ -412,7 +402,7 @@ private fun getChar(editor: Editor): Char {
   return res
 }
 
-private fun performSurround(pair: SurroundPair, range: TextRange, caret: VimCaret, count: Int, tagsOnNewLines: Boolean = false) {
+private fun performSurround(pair: Pair<String, String>, range: TextRange, caret: VimCaret, count: Int, tagsOnNewLines: Boolean = false) {
   runWriteAction {
     val editor = caret.editor
     val change = VimPlugin.getChange()

src/main/java/com/maddyhome/idea/vim/extension/textobjentire/VimTextObjEntireExtension.java

@@ -29,12 +29,14 @@ import com.maddyhome.idea.vim.state.mode.Mode;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.EnumSet;
+
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putExtensionHandlerMapping;
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMappingIfMissing;
 
 /**
  * Port of vim-entire:
- * <a href="https://github.com/kana/vim-textobj-entire">vim-textobj-entire</a>
+ * https://github.com/kana/vim-textobj-entire
  *
  * <p>
  * vim-textobj-entire provides two text objects:
@@ -49,7 +51,7 @@ import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMappingI
  * </ul>
  *
  * See also the reference manual for more details at:
- * <a href="https://github.com/kana/vim-textobj-entire/blob/master/doc/textobj-entire.txt">text-obj-entire.txt</a>
+ * https://github.com/kana/vim-textobj-entire/blob/master/doc/textobj-entire.txt
  *
  * @author Alexandre Grison (@agrison)
  */
@@ -92,12 +94,13 @@ public class VimTextObjEntireExtension implements VimExtension {
         this.ignoreLeadingAndTrailing = ignoreLeadingAndTrailing;
       }
 
+      @Nullable
       @Override
-      public @Nullable TextRange getRange(@NotNull VimEditor editor,
-                                          @NotNull ImmutableVimCaret caret,
-                                          @NotNull ExecutionContext context,
-                                          int count,
-                                          int rawCount) {
+      public TextRange getRange(@NotNull VimEditor editor,
+                                @NotNull ImmutableVimCaret caret,
+                                @NotNull ExecutionContext context,
+                                int count,
+                                int rawCount) {
         int start = 0, end = ((IjVimEditor)editor).getEditor().getDocument().getTextLength();
 
         // for the `ie` text object we don't want leading an trailing spaces
@@ -122,22 +125,24 @@ public class VimTextObjEntireExtension implements VimExtension {
         return new TextRange(start, end);
       }
 
+      @NotNull
       @Override
-      public @NotNull TextObjectVisualType getVisualType() {
+      public TextObjectVisualType getVisualType() {
         return TextObjectVisualType.CHARACTER_WISE;
       }
     }
 
     @Override
     public void execute(@NotNull VimEditor editor, @NotNull ExecutionContext context, @NotNull OperatorArguments operatorArguments) {
+      @NotNull KeyHandler keyHandler = KeyHandler.getInstance();
       @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
 
       final EntireTextObjectHandler textObjectHandler = new EntireTextObjectHandler(ignoreLeadingAndTrailing);
       //noinspection DuplicatedCode
-      if (!(editor.getMode() instanceof Mode.OP_PENDING)) {
-        int count0 = operatorArguments.getCount0();
+      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
         ((IjVimEditor) editor).getEditor().getCaretModel().runForEachCaret((Caret caret) -> {
-          final TextRange range = textObjectHandler.getRange(editor, new IjVimCaret(caret), context, Math.max(1, count0), count0);
+          final TextRange range = textObjectHandler.getRange(editor, new IjVimCaret(caret), context, count, 0);
           if (range != null) {
             try (VimListenerSuppressor.Locked ignored = SelectionVimListenerSuppressor.INSTANCE.lock()) {
               if (editor.getMode() instanceof Mode.VISUAL) {
@@ -150,7 +155,9 @@ public class VimTextObjEntireExtension implements VimExtension {
 
         });
       } else {
-        keyHandlerState.getCommandBuilder().addAction(textObjectHandler);
+        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+                                                                                         textObjectHandler, Command.Type.MOTION,
+                                                                                         EnumSet.noneOf(CommandFlags.class))));
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/extension/textobjindent/VimIndentObject.java

@@ -30,12 +30,14 @@ import com.maddyhome.idea.vim.state.mode.Mode;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.EnumSet;
+
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putExtensionHandlerMapping;
 import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMapping;
 
 /**
  * Port of vim-indent-object:
- * <a href="https://github.com/michaeljsmith/vim-indent-object">vim-indent-object</a>
+ * https://github.com/michaeljsmith/vim-indent-object
  *
  * <p>
  * vim-indent-object provides these text objects based on the cursor line's indentation:
@@ -47,7 +49,7 @@ import static com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMapping;
  * </ul>
  *
  * See also the reference manual for more details at:
- * <a href="https://github.com/michaeljsmith/vim-indent-object/blob/master/doc/indent-object.txt">indent-object.txt</a>
+ * https://github.com/michaeljsmith/vim-indent-object/blob/master/doc/indent-object.txt
  *
  * @author Shrikant Kandula (@sharat87)
  */
@@ -96,12 +98,13 @@ public class VimIndentObject implements VimExtension {
         this.includeBelow = includeBelow;
       }
 
+      @Nullable
       @Override
-      public @Nullable TextRange getRange(@NotNull VimEditor editor,
-                                          @NotNull ImmutableVimCaret caret,
-                                          @NotNull ExecutionContext context,
-                                          int count,
-                                          int rawCount) {
+      public TextRange getRange(@NotNull VimEditor editor,
+                                @NotNull ImmutableVimCaret caret,
+                                @NotNull ExecutionContext context,
+                                int count,
+                                int rawCount) {
         final CharSequence charSequence = ((IjVimEditor)editor).getEditor().getDocument().getCharsSequence();
         final int caretOffset = ((IjVimCaret)caret).getCaret().getOffset();
 
@@ -246,8 +249,9 @@ public class VimIndentObject implements VimExtension {
         return new TextRange(upperBoundaryOffset, lowerBoundaryOffset);
       }
 
+      @NotNull
       @Override
-      public @NotNull TextObjectVisualType getVisualType() {
+      public TextObjectVisualType getVisualType() {
         return TextObjectVisualType.LINE_WISE;
       }
 
@@ -260,14 +264,15 @@ public class VimIndentObject implements VimExtension {
     @Override
     public void execute(@NotNull VimEditor editor, @NotNull ExecutionContext context, @NotNull OperatorArguments operatorArguments) {
       IjVimEditor vimEditor = (IjVimEditor)editor;
+      @NotNull KeyHandler keyHandler = KeyHandler.getInstance();
       @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
 
       final IndentObjectHandler textObjectHandler = new IndentObjectHandler(includeAbove, includeBelow);
 
-      if (!(editor.getMode() instanceof Mode.OP_PENDING)) {
-        int count0 = operatorArguments.getCount0();
+      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
         ((IjVimEditor)editor).getEditor().getCaretModel().runForEachCaret((Caret caret) -> {
-          final TextRange range = textObjectHandler.getRange(vimEditor, new IjVimCaret(caret), context, Math.max(1, count0), count0);
+          final TextRange range = textObjectHandler.getRange(vimEditor, new IjVimCaret(caret), context, count, 0);
           if (range != null) {
             try (VimListenerSuppressor.Locked ignored = SelectionVimListenerSuppressor.INSTANCE.lock()) {
               if (editor.getMode() instanceof Mode.VISUAL) {
@@ -280,7 +285,9 @@ public class VimIndentObject implements VimExtension {
 
         });
       } else {
-        keyHandlerState.getCommandBuilder().addAction(textObjectHandler);
+        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+                                                                                         textObjectHandler, Command.Type.MOTION,
+                                                                                         EnumSet.noneOf(CommandFlags.class))));
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/group/ChangeGroup.kt

@@ -36,12 +36,9 @@ import com.maddyhome.idea.vim.helper.inInsertMode
 import com.maddyhome.idea.vim.key.KeyHandlerKeeper.Companion.getInstance
 import com.maddyhome.idea.vim.listener.VimInsertListener
 import com.maddyhome.idea.vim.newapi.IjVimCaret
-import com.maddyhome.idea.vim.newapi.IjVimCopiedText
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.state.mode.Mode
-import com.maddyhome.idea.vim.undo.VimKeyBasedUndoService
-import com.maddyhome.idea.vim.undo.VimTimestampBasedUndoService
 
 /**
  * Provides all the insert/replace related functionality
@@ -64,15 +61,9 @@ class ChangeGroup : VimChangeGroupBase() {
     val editor = (vimEditor as IjVimEditor).editor
     val ijContext = context.ij
     val doc = vimEditor.editor.document
-
     val undo = injector.undo
-    when (undo) {
-      is VimKeyBasedUndoService -> undo.setInsertNonMergeUndoKey()
-      is VimTimestampBasedUndoService -> {
-        val nanoTime = System.nanoTime()
-        vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
-      }
-    }
+    val nanoTime = System.nanoTime()
+    vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
     CommandProcessor.getInstance().executeCommand(
       editor.project, {
         ApplicationManager.getApplication()
@@ -112,11 +103,6 @@ class ChangeGroup : VimChangeGroupBase() {
     }
   }
 
-  override fun processBackspace(editor: VimEditor, context: ExecutionContext) {
-    injector.actionExecutor.executeAction(editor, name = IdeActions.ACTION_EDITOR_BACKSPACE, context = context)
-    injector.scroll.scrollCaretIntoView(editor)
-  }
-
   private fun restoreCursor(editor: VimEditor, caret: VimCaret, startLine: Int) {
     if (caret != editor.primaryCaret()) {
       (editor as IjVimEditor).editor.caretModel.addCaret(
@@ -145,10 +131,10 @@ class ChangeGroup : VimChangeGroupBase() {
 
     // FIXME: Here we do selection, and it is not a good idea, because it updates primary selection in Linux
     // FIXME: I'll leave here a dirty fix that restores primary selection, but it would be better to rewrite this method
-    var copiedText: IjVimCopiedText? = null
+    var primaryTextAndTransferableData: Pair<String, List<Any>?>? = null
     try {
       if (injector.registerGroup.isPrimaryRegisterSupported()) {
-        copiedText = injector.clipboardManager.getPrimaryContent(editor, context) as IjVimCopiedText
+        primaryTextAndTransferableData = injector.clipboardManager.getPrimaryTextAndTransferableData()
       }
     } catch (e: Exception) {
       // FIXME: [isPrimaryRegisterSupported()] is not implemented perfectly, so there might be thrown an exception after trying to access the primary selection
@@ -174,8 +160,12 @@ class ChangeGroup : VimChangeGroupBase() {
       afterAction.invoke()
     }
     try {
-      if (copiedText != null) {
-        injector.clipboardManager.setPrimaryContent(editor, context, copiedText)
+      if (primaryTextAndTransferableData != null) {
+        injector.clipboardManager.setPrimaryText(
+          primaryTextAndTransferableData.first,
+          primaryTextAndTransferableData.first,
+          primaryTextAndTransferableData.second ?: emptyList()
+        )
       }
     } catch (e: Exception) {
       // FIXME: [isPrimaryRegisterSupported()] is not implemented perfectly, so there might be thrown an exception after trying to access the primary selection

src/main/java/com/maddyhome/idea/vim/group/DigraphGroup.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2003-2023 The IdeaVim authors
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE.txt file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package com.maddyhome.idea.vim.group;
+
+import com.intellij.openapi.diagnostic.Logger;
+import com.maddyhome.idea.vim.api.VimDigraphGroupBase;
+import com.maddyhome.idea.vim.api.VimEditor;
+import com.maddyhome.idea.vim.ex.ExOutputModel;
+import com.maddyhome.idea.vim.helper.EditorHelper;
+import com.maddyhome.idea.vim.newapi.IjVimEditor;
+import org.jetbrains.annotations.NotNull;
+
+public class DigraphGroup extends VimDigraphGroupBase {
+
+  public void showDigraphs(@NotNull VimEditor editor) {
+    int width = EditorHelper.getApproximateScreenWidth(((IjVimEditor) editor).getEditor());
+    if (width < 10) {
+      width = 80;
+    }
+    int colCount = width / 12;
+    int height = (int)Math.ceil((double) getDigraphs().size() / (double)colCount);
+
+    if (logger.isDebugEnabled()) {
+      logger.debug("width=" + width);
+      logger.debug("colCount=" + colCount);
+      logger.debug("height=" + height);
+    }
+
+    StringBuilder res = new StringBuilder();
+    int cnt = 0;
+    for (Character code : getKeys().keySet()) {
+      String key = getKeys().get(code);
+
+      res.append(key);
+      res.append(' ');
+      if (code < 32) {
+        res.append('^');
+        res.append((char)(code + '@'));
+      }
+      else if (code >= 128 && code <= 159) {
+        res.append('~');
+        res.append((char)(code - 128 + '@'));
+      }
+      else {
+        res.append(code);
+        res.append(' ');
+      }
+      res.append(' ');
+      if (code < 0x1000) {
+        res.append('0');
+      }
+      if (code < 0x100) {
+        res.append('0');
+      }
+      if (code < 0x10) {
+        res.append('0');
+      }
+      res.append(Integer.toHexString(code));
+      res.append("  ");
+
+      cnt++;
+      if (cnt == colCount) {
+        res.append('\n');
+        cnt = 0;
+      }
+    }
+
+    ExOutputModel.getInstance(((IjVimEditor) editor).getEditor()).output(res.toString());
+  }
+
+  private static final Logger logger = Logger.getInstance(DigraphGroup.class.getName());
+}

src/main/java/com/maddyhome/idea/vim/group/EditorGroup.java

@@ -374,9 +374,9 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
           if (activeCommandLine != null) {
             activeCommandLine.close(true, false);
           }
-          VimOutputPanel outputPanel = injector.getOutputPanel().getCurrentOutputPanel();
-          if (outputPanel != null) {
-            outputPanel.close();
+          ExOutputModel exOutputModel = ExOutputModel.tryGetInstance(editor);
+          if (exOutputModel != null) {
+            exOutputModel.close();
           }
           VimModalInput modalInput = injector.getModalInput().getCurrentModalInput();
           if (modalInput != null) {

src/main/java/com/maddyhome/idea/vim/group/FileGroup.kt

@@ -42,6 +42,7 @@ import com.maddyhome.idea.vim.newapi.IjEditorExecutionContext
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.execute
 import com.maddyhome.idea.vim.newapi.globalIjOptions
+import com.maddyhome.idea.vim.state.VimStateMachine.Companion.getInstance
 import com.maddyhome.idea.vim.state.mode.Mode.VISUAL
 import java.io.File
 import java.util.*

src/main/java/com/maddyhome/idea/vim/group/HistoryGroup.java

@@ -14,7 +14,9 @@ import com.intellij.openapi.components.State;
 import com.intellij.openapi.components.Storage;
 import com.intellij.openapi.diagnostic.Logger;
 import com.maddyhome.idea.vim.VimPlugin;
-import com.maddyhome.idea.vim.history.*;
+import com.maddyhome.idea.vim.history.HistoryBlock;
+import com.maddyhome.idea.vim.history.HistoryEntry;
+import com.maddyhome.idea.vim.history.VimHistoryBase;
 import org.jdom.Element;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -33,20 +35,21 @@ public class HistoryGroup extends VimHistoryBase implements PersistentStateCompo
     logger.debug("saveData");
     Element hist = new Element("history");
 
-    for (Type type : getHistories().keySet()) {
-      saveData(hist, type);
-    }
+    saveData(hist, SEARCH);
+    saveData(hist, COMMAND);
+    saveData(hist, EXPRESSION);
+    saveData(hist, INPUT);
 
     element.addContent(hist);
   }
 
-  private void saveData(@NotNull Element element, VimHistory.Type type) {
-    final HistoryBlock block = getHistories().get(type);
+  private void saveData(@NotNull Element element, String key) {
+    final HistoryBlock block = getHistories().get(key);
     if (block == null) {
       return;
     }
 
-    final Element root = new Element("history-" + typeToKey(type));
+    final Element root = new Element("history-" + key);
 
     for (HistoryEntry entry : block.getEntries()) {
       final Element entryElement = new Element("entry");
@@ -64,10 +67,10 @@ public class HistoryGroup extends VimHistoryBase implements PersistentStateCompo
       return;
     }
 
-    for (Element child : hist.getChildren()) {
-      String key = child.getName().replace("history-", "");
-      readData(hist, key);
-    }
+    readData(hist, SEARCH);
+    readData(hist, COMMAND);
+    readData(hist, EXPRESSION);
+    readData(hist, INPUT);
   }
 
   private void readData(@NotNull Element element, String key) {
@@ -77,7 +80,7 @@ public class HistoryGroup extends VimHistoryBase implements PersistentStateCompo
     }
 
     block = new HistoryBlock();
-    getHistories().put(getTypeForString(key), block);
+    getHistories().put(key, block);
 
     final Element root = element.getChild("history-" + key);
     if (root != null) {
@@ -91,25 +94,6 @@ public class HistoryGroup extends VimHistoryBase implements PersistentStateCompo
     }
   }
 
-  private String typeToKey(VimHistory.Type type) {
-    if (type instanceof VimHistory.Type.Search) {
-      return SEARCH;
-    }
-    if (type instanceof VimHistory.Type.Command) {
-      return COMMAND;
-    }
-    if (type instanceof VimHistory.Type.Expression) {
-      return EXPRESSION;
-    }
-    if (type instanceof VimHistory.Type.Input) {
-      return INPUT;
-    }
-    if (type instanceof VimHistory.Type.Custom) {
-      return ((Type.Custom) type).getId();
-    }
-    return "unreachable";
-  }
-
   @Nullable
   @Override
   public Element getState() {

src/main/java/com/maddyhome/idea/vim/group/KeyGroup.java

@@ -8,6 +8,7 @@
 
 package com.maddyhome.idea.vim.group;
 
+import com.google.common.collect.ImmutableList;
 import com.intellij.codeInsight.lookup.impl.LookupImpl;
 import com.intellij.openapi.actionSystem.*;
 import com.intellij.openapi.actionSystem.ex.ActionManagerEx;
@@ -16,16 +17,21 @@ import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.components.PersistentStateComponent;
 import com.intellij.openapi.components.State;
 import com.intellij.openapi.components.Storage;
+import com.intellij.openapi.diagnostic.Logger;
+import com.intellij.openapi.editor.Editor;
 import com.intellij.openapi.keymap.Keymap;
 import com.intellij.openapi.keymap.KeymapManager;
 import com.intellij.openapi.keymap.ex.KeymapManagerEx;
-import com.intellij.util.containers.MultiMap;
 import com.maddyhome.idea.vim.EventFacade;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.action.VimShortcutKeyAction;
 import com.maddyhome.idea.vim.action.change.LazyVimCommand;
-import com.maddyhome.idea.vim.api.*;
+import com.maddyhome.idea.vim.api.NativeAction;
+import com.maddyhome.idea.vim.api.VimEditor;
+import com.maddyhome.idea.vim.api.VimInjectorKt;
+import com.maddyhome.idea.vim.api.VimKeyGroupBase;
 import com.maddyhome.idea.vim.command.MappingMode;
+import com.maddyhome.idea.vim.ex.ExOutputModel;
 import com.maddyhome.idea.vim.key.*;
 import com.maddyhome.idea.vim.newapi.IjNativeAction;
 import com.maddyhome.idea.vim.newapi.IjVimEditor;
@@ -55,6 +61,8 @@ public class KeyGroup extends VimKeyGroupBase implements PersistentStateComponen
   private static final @NonNls String OWNER_ATTRIBUTE = "owner";
   private static final String TEXT_ELEMENT = "text";
 
+  private static final Logger logger = Logger.getInstance(KeyGroup.class);
+
   public void registerRequiredShortcutKeys(@NotNull VimEditor editor) {
     EventFacade.getInstance()
       .registerCustomShortcutSet(VimShortcutKeyAction.getInstance(), toShortcutSet(getRequiredShortcutKeys()),
@@ -72,6 +80,25 @@ public class KeyGroup extends VimKeyGroupBase implements PersistentStateComponen
                                                           ((IjVimEditor)editor).getEditor().getComponent());
   }
 
+  public boolean showKeyMappings(@NotNull Set<? extends MappingMode> modes, @NotNull Editor editor) {
+    List<Pair<EnumSet<MappingMode>, MappingInfo>> rows = getKeyMappingRows(modes);
+    final StringBuilder builder = new StringBuilder();
+    for (Pair<EnumSet<MappingMode>, MappingInfo> row : rows) {
+      MappingInfo mappingInfo = row.getSecond();
+      builder.append(StringsKt.padEnd(getModesStringCode(row.getFirst()), 2, ' '));
+      builder.append(" ");
+      builder.append(StringsKt.padEnd(VimInjectorKt.getInjector().getParser().toKeyNotation(mappingInfo.getFromKeys()), 11, ' '));
+      builder.append(" ");
+      builder.append(mappingInfo.isRecursive() ? " " : "*");
+      builder.append(" ");
+      builder.append(mappingInfo.getPresentableString());
+      builder.append("\n");
+    }
+    ExOutputModel.getInstance(editor).output(builder.toString());
+    return true;
+  }
+
+
   @Override
   public void updateShortcutKeysRegistration() {
     for (VimEditor editor : injector.getEditorGroup().getEditors()) {
@@ -194,7 +221,8 @@ public class KeyGroup extends VimKeyGroupBase implements PersistentStateComponen
       registerRequiredShortcut(keyStrokes, MappingOwner.IdeaVim.System.INSTANCE);
 
       for (MappingMode mappingMode : command.getModes()) {
-        getBuiltinCommandsTrie(mappingMode).add(keyStrokes, command);
+        Node<LazyVimCommand> node = getKeyRoot(mappingMode);
+        NodesKt.addLeafs(node, keyStrokes, command);
       }
     }
   }
@@ -219,79 +247,53 @@ public class KeyGroup extends VimKeyGroupBase implements PersistentStateComponen
     return new CustomShortcutSet(shortcuts.toArray(new Shortcut[0]));
   }
 
-  private static @NotNull List<Pair<Set<MappingMode>, MappingInfo>> getKeyMappingRows(@NotNull Set<? extends MappingMode> modes,
-                                                                                      @NotNull List<? extends KeyStroke> prefix) {
-    // Some map commands set a mapping for more than one mode (e.g. `map` sets for Normal, Visual, Select and
-    // Op-pending). Vim treats this as a single mapping, and when listing all maps only lists it once, with the
-    // appropriate mode indicator(s) in the first column (NVO is a space char). If the lhs mapping is changed or cleared
-    // for one of the modes, the original mapping is still a single map for the remaining modes, and the indicator
-    // changes. E.g. `map foo bar` followed by `sunmap foo` would result in `nox foo bar` in the output to `map`.
-    // Vim doesn't do automatic grouping - `nmap foo bar` followed by `omap foo bar` and `vmap foo bar` would result in
-    // 3 lines in the output to `map` - one for `n`, one for `o` and one for `v`.
-    // We store mappings separately per mode (to simplify lookup, especially when matching prefixes), but want to have
-    // the same behaviour as Vim in map output. So we store the original modes with the mapping and check they're still
-    // valid as we collect output
-    final List<Pair<Set<MappingMode>, MappingInfo>> rows = new ArrayList<>();
-    final MultiMap<List<? extends KeyStroke>, Set<MappingMode>> multiModeMappings = MultiMap.create();
-    final List<KeyStroke> fromKeys = new ArrayList<>();
-
+  private static @NotNull List<Pair<EnumSet<MappingMode>, MappingInfo>> getKeyMappingRows(@NotNull Set<? extends MappingMode> modes) {
+    final Map<ImmutableList<KeyStroke>, EnumSet<MappingMode>> actualModes = new HashMap<>();
     for (MappingMode mode : modes) {
       final KeyMapping mapping = VimPlugin.getKey().getKeyMapping(mode);
-
-      final Iterator<KeyMappingEntry> iterator = mapping.getAll(prefix).iterator();
-      while (iterator.hasNext()) {
-        final KeyMappingEntry entry = iterator.next();
-        final MappingInfo mappingInfo = entry.getMappingInfo();
-
-        final Set<@NotNull MappingMode> originalModes = mappingInfo.getOriginalModes();
-        if (originalModes.size() == 1) {
-          rows.add(new Pair<>(originalModes, mappingInfo));
+      for (List<? extends KeyStroke> fromKeys : mapping) {
+        final ImmutableList<KeyStroke> key = ImmutableList.copyOf(fromKeys);
+        final EnumSet<MappingMode> value = actualModes.get(key);
+        final EnumSet<MappingMode> newValue;
+        if (value != null) {
+          newValue = value.clone();
+          newValue.add(mode);
         }
         else {
-          entry.collectPath(fromKeys);
-          if (!multiModeMappings.get(fromKeys).contains(originalModes)) {
-            multiModeMappings.putValue(new ArrayList<>(fromKeys), originalModes);
-            rows.add(new Pair<>(getModesForMapping(fromKeys, originalModes), mappingInfo));
-          }
+          newValue = EnumSet.of(mode);
+        }
+        actualModes.put(key, newValue);
+      }
+    }
+    final List<Pair<EnumSet<MappingMode>, MappingInfo>> rows = new ArrayList<>();
+    for (Map.Entry<ImmutableList<KeyStroke>, EnumSet<MappingMode>> entry : actualModes.entrySet()) {
+      final ArrayList<KeyStroke> fromKeys = new ArrayList<>(entry.getKey());
+      final EnumSet<MappingMode> mappingModes = entry.getValue();
+      if (!mappingModes.isEmpty()) {
+        final MappingMode mode = mappingModes.iterator().next();
+        final KeyMapping mapping = VimPlugin.getKey().getKeyMapping(mode);
+        final MappingInfo mappingInfo = mapping.get(fromKeys);
+        if (mappingInfo != null) {
+          rows.add(new Pair<>(mappingModes, mappingInfo));
         }
       }
     }
-    rows.sort(Comparator.comparing(Pair<Set<MappingMode>, MappingInfo>::getSecond));
+    rows.sort(Comparator.comparing(Pair<EnumSet<MappingMode>, MappingInfo>::getSecond));
     return rows;
   }
 
-  private static @NotNull Set<MappingMode> getModesForMapping(@NotNull List<? extends KeyStroke> keyStrokes,
-                                                              @NotNull Set<MappingMode> originalMappingModes) {
-    final Set<MappingMode> actualModes = EnumSet.noneOf(MappingMode.class);
-    for (MappingMode mode : originalMappingModes) {
-      final MappingInfo mappingInfo = VimPlugin.getKey().getKeyMapping(mode).get(keyStrokes);
-      if (mappingInfo != null && mappingInfo.getOriginalModes() == originalMappingModes) {
-        actualModes.add(mode);
-      }
-    }
-    return actualModes;
-  }
-
   private static @NotNull @NonNls String getModesStringCode(@NotNull Set<MappingMode> modes) {
-    if (modes.equals(MappingMode.IC)) return "!";
-    if (modes.equals(MappingMode.NVO)) return " ";
-    if (modes.equals(MappingMode.C)) return "c";
-    if (modes.equals(MappingMode.I)) return "i";
-    //if (modes.equals(MappingMode.L)) return "l";
-
-    // The following modes are concatenated
-    String mode = "";
-    if (modes.containsAll(MappingMode.N)) mode += "n";
-    if (modes.containsAll(MappingMode.O)) mode += "o";
-
-    if (modes.containsAll(MappingMode.V)) {
-      mode += "v";
+    if (modes.equals(MappingMode.NVO)) {
+      return "";
     }
-    else {
-      if (modes.containsAll(MappingMode.X)) mode += "x";
-      if (modes.containsAll(MappingMode.S)) mode += "s";
+    else if (modes.contains(MappingMode.INSERT)) {
+      return "i";
     }
-    return mode;
+    else if (modes.contains(MappingMode.NORMAL)) {
+      return "n";
+    }
+    // TODO: Add more codes
+    return "";
   }
 
   private @NotNull List<AnAction> getActions(@NotNull Component component, @NotNull KeyStroke keyStroke) {
@@ -355,23 +357,7 @@ public class KeyGroup extends VimKeyGroupBase implements PersistentStateComponen
   }
 
   @Override
-  public boolean showKeyMappings(@NotNull Set<? extends MappingMode> modes, @NotNull List<? extends KeyStroke> prefix, @NotNull VimEditor editor) {
-    List<Pair<Set<MappingMode>, MappingInfo>> rows = getKeyMappingRows(modes, prefix);
-
-    final StringBuilder builder = new StringBuilder();
-    for (Pair<Set<MappingMode>, MappingInfo> row : rows) {
-      MappingInfo mappingInfo = row.getSecond();
-      builder.append(StringsKt.padEnd(getModesStringCode(row.getFirst()), 3, ' '));
-      builder.append(StringsKt.padEnd(VimInjectorKt.getInjector().getParser().toKeyNotation(mappingInfo.getFromKeys()) + " ", 12, ' '));
-      builder.append(mappingInfo.isRecursive() ? " " : "*");  // Or `&` if script-local mappings being recursive
-      builder.append(" ");  // Should be `@` if it's a buffer-local mapping
-      builder.append(mappingInfo.getPresentableString());
-      builder.append("\n");
-    }
-
-    VimOutputPanel outputPanel = injector.getOutputPanel().getOrCreate(editor, injector.getExecutionContextManager().getEditorExecutionContext(editor));
-    outputPanel.addText(builder.toString(), true);
-    outputPanel.show();
-    return true;
+  public boolean showKeyMappings(@NotNull Set<? extends MappingMode> modes, @NotNull VimEditor editor) {
+    return showKeyMappings(modes, ((IjVimEditor) editor).getEditor());
   }
 }

src/main/java/com/maddyhome/idea/vim/group/MotionGroup.kt

@@ -35,7 +35,7 @@ import com.maddyhome.idea.vim.command.Argument
 import com.maddyhome.idea.vim.command.MotionType
 import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.common.TextRange
-import com.maddyhome.idea.vim.handler.ExternalActionHandler
+import com.maddyhome.idea.vim.ex.ExOutputModel
 import com.maddyhome.idea.vim.handler.Motion
 import com.maddyhome.idea.vim.handler.Motion.AbsoluteOffset
 import com.maddyhome.idea.vim.handler.MotionActionHandler
@@ -193,16 +193,21 @@ internal class MotionGroup : VimMotionGroupBase() {
       argument: Argument,
       operatorArguments: OperatorArguments,
     ): TextRange? {
-      if (argument !is Argument.Motion) {
-        throw RuntimeException("Unexpected argument passed to getMotionRange2: $argument")
-      }
-
       var start: Int
       var end: Int
+      if (argument.type === Argument.Type.OFFSETS) {
+        val offsets = argument.offsets[caret.vim] ?: return null
+        val (first, second) = offsets.getNativeStartAndEnd()
+        start = first
+        end = second
+      } else {
+        val cmd = argument.motion
+        // Normalize the counts between the command and the motion argument
+        val cnt = cmd.count * operatorArguments.count1
+        val raw = if (operatorArguments.count0 == 0 && cmd.rawCount == 0) 0 else cnt
+        if (cmd.action is MotionActionHandler) {
+          val action = cmd.action as MotionActionHandler
 
-      val action = argument.motion
-      when (action) {
-        is MotionActionHandler -> {
           // This is where we are now
           start = caret.offset
 
@@ -211,8 +216,8 @@ internal class MotionGroup : VimMotionGroupBase() {
             editor.vim,
             caret.vim,
             IjEditorExecutionContext(context!!),
-            argument.argument,
-            operatorArguments
+            cmd.argument,
+            operatorArguments.withCount0(raw),
           )
 
           // Invalid motion
@@ -228,32 +233,22 @@ internal class MotionGroup : VimMotionGroupBase() {
               end++
             }
           }
-        }
-
-        is TextObjectActionHandler -> {
-          val range = action.getRange(
-            editor.vim,
-            caret.vim,
-            IjEditorExecutionContext(context!!),
-            operatorArguments.count1,
-            operatorArguments.count0
-          ) ?: return null
+        } else if (cmd.action is TextObjectActionHandler) {
+          val action = cmd.action as TextObjectActionHandler
+          val range =
+            action.getRange(editor.vim, caret.vim, IjEditorExecutionContext(context!!), cnt, raw) ?: return null
           start = range.startOffset
           end = range.endOffset
-          if (argument.isLinewiseMotion()) end--
+          if (cmd.isLinewiseMotion()) end--
+        } else {
+          throw RuntimeException(
+            "Commands doesn't take " + cmd.action.javaClass.simpleName + " as an operator",
+          )
         }
-
-        is ExternalActionHandler -> {
-          val range = action.getRange(caret.vim) ?: return null
-          start = range.startOffset
-          end = range.endOffset
-        }
-
-        else -> throw RuntimeException("Commands doesn't take " + action.javaClass.simpleName + " as an operator")
       }
 
       // This is a kludge for dw, dW, and d[w. Without this kludge, an extra newline is operated when it shouldn't be.
-      val id = argument.motion.id
+      val id = argument.motion.action.id
       if (id == VimChangeGroupBase.VIM_MOTION_WORD_RIGHT || id == VimChangeGroupBase.VIM_MOTION_BIG_WORD_RIGHT || id == VimChangeGroupBase.VIM_MOTION_CAMEL_RIGHT) {
         val text = editor.document.charsSequence.subSequence(start, end).toString()
         val lastNewLine = text.lastIndexOf('\n')
@@ -263,7 +258,6 @@ internal class MotionGroup : VimMotionGroupBase() {
           }
         }
       }
-
       return TextRange(start, end)
     }
 
@@ -323,7 +317,7 @@ internal class MotionGroup : VimMotionGroupBase() {
               is Mode.CMD_LINE -> {
                 val commandLine = injector.commandLine.getActiveCommandLine() ?: return
                 commandLine.close(refocusOwningEditor = false, resetCaret = false)
-                injector.outputPanel.getCurrentOutputPanel()?.close()
+                ExOutputModel.tryGetInstance(editor)?.close()
               }
               else -> {}
             }

src/main/java/com/maddyhome/idea/vim/group/OptionGroup.kt

@@ -12,7 +12,6 @@ import com.intellij.application.options.CodeStyle
 import com.intellij.codeStyle.AbstractConvertLineSeparatorsAction
 import com.intellij.openapi.Disposable
 import com.intellij.openapi.application.ApplicationManager
-import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.editor.EditorKind
 import com.intellij.openapi.editor.EditorSettings.LineNumerationType
 import com.intellij.openapi.editor.ScrollPositionCalculator
@@ -20,6 +19,8 @@ import com.intellij.openapi.editor.ex.EditorEx
 import com.intellij.openapi.editor.ex.EditorSettingsExternalizable
 import com.intellij.openapi.editor.impl.softwrap.SoftWrapAppliancePlaces
 import com.intellij.openapi.fileEditor.FileDocumentManager
+import com.intellij.openapi.fileEditor.FileEditorManagerEvent
+import com.intellij.openapi.fileEditor.TextEditor
 import com.intellij.openapi.fileEditor.impl.LoadTextUtil
 import com.intellij.openapi.fileEditor.impl.text.TextEditorImpl
 import com.intellij.openapi.project.Project
@@ -157,24 +158,25 @@ internal class OptionGroup : VimOptionGroupBase(), IjVimOptionGroup, InternalOpt
   }
 
   companion object {
-    fun editorReleased(editor: Editor) {
-      // Vim always has at least one window; it's not possible to close it. Editing a new file will open a new buffer in
-      // the current window, or it's possible to split the current buffer into a new window, or open a new buffer in a
-      // new window. This is important for us because when Vim opens a new window, the new window's local options are
-      // copied from the current window.
-      // In detail: splitting the current window gets a complete copy of local and per-window global option values.
-      // Editing a new file will split the current window and then edit the new buffer in-place.
-      // IntelliJ does not always have an open window. It would be weird to close the last editor tab, and then open
-      // the next tab with different options - the user would expect the editor to look like the last one did.
-      // Therefore, we have a dummy "fallback" window that captures the options of the last closed editor. When opening
-      // an editor and there are no currently open editors, we use the fallback window to initialise the new window.
-      // This callback tracks when editors are closed, and if the last editor in a project is being closed, updates the
-      // fallback window's options.
-      val project = editor.project ?: return
-      if (!injector.editorGroup.getEditorsRaw()
-          .any { it.ij != editor && it.ij.project === project && it.ij.editorKind == EditorKind.MAIN_EDITOR }
-      ) {
-        (VimPlugin.getOptionGroup() as OptionGroup).updateFallbackWindow(injector.fallbackWindow, editor.vim)
+    fun fileEditorManagerSelectionChangedCallback(event: FileEditorManagerEvent) {
+      // Vim only has one window, and it's not possible to close it. This means that editing a new file will always
+      // reuse an existing window (opening a new window will always open from an existing window). More importantly,
+      // this means that any newly edited file will always get up-to-date local-to-window options. A new window is based
+      // on the opening window (treated as split then edit, so copy local + per-window "global" window values, then
+      // apply the per-window "global" values) and an edit reapplies the per-window "global" values.
+      // If we close all windows, and open a new one, we can only use the per-window "global" values from the fallback
+      // window, but this is only initialised when we first read `~/.ideavimrc` during startup. Vim would use the values
+      // from the current window, so to simulate this, we should update the fallback window with the values from the
+      // window that was selected at the time that the last window was closed.
+      // Unfortunately, we can't reliably know if a closing editor is the selected editor. Instead, we rely on selection
+      // change events. If an editor is losing selection and there is no new selection, we can assume this means that
+      // the last editor has been closed, and use the closed editor to update the fallback window
+      //
+      // XXX: event.oldEditor will must probably return a disposed editor. So, it should be treated with care
+      if (event.newEditor == null) {
+        (event.oldEditor as? TextEditor)?.editor?.let {
+          (VimPlugin.getOptionGroup() as OptionGroup).updateFallbackWindow(injector.fallbackWindow, it.vim)
+        }
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/group/RegisterGroup.java

@@ -14,6 +14,7 @@ import com.intellij.openapi.components.State;
 import com.intellij.openapi.components.Storage;
 import com.intellij.openapi.diagnostic.Logger;
 import com.maddyhome.idea.vim.VimPlugin;
+import com.maddyhome.idea.vim.api.VimInjectorKt;
 import com.maddyhome.idea.vim.newapi.IjVimInjectorKt;
 import com.maddyhome.idea.vim.register.Register;
 import com.maddyhome.idea.vim.register.VimRegisterGroupBase;

src/main/java/com/maddyhome/idea/vim/group/VimMarkServiceImpl.kt

@@ -7,6 +7,7 @@
  */
 package com.maddyhome.idea.vim.group
 
+import com.intellij.codeWithMe.ClientId
 import com.intellij.ide.bookmark.Bookmark
 import com.intellij.ide.bookmark.BookmarkGroup
 import com.intellij.ide.bookmark.BookmarksListener

src/main/java/com/maddyhome/idea/vim/group/copy/PutGroup.kt

@@ -51,8 +51,6 @@ import com.maddyhome.idea.vim.state.mode.SelectionType
 import com.maddyhome.idea.vim.state.mode.isBlock
 import com.maddyhome.idea.vim.state.mode.isChar
 import com.maddyhome.idea.vim.state.mode.isLine
-import com.maddyhome.idea.vim.undo.VimKeyBasedUndoService
-import com.maddyhome.idea.vim.undo.VimTimestampBasedUndoService
 import java.awt.datatransfer.DataFlavor
 
 @Service
@@ -87,15 +85,9 @@ internal class PutGroup : VimPutBase() {
     val context = vimContext.context as DataContext
     val carets: MutableMap<Caret, RangeMarker> = mutableMapOf()
     if (injector.vimState.mode is Mode.INSERT) {
-      val nanoTime = System.nanoTime()
-
       val undo = injector.undo
-      when (undo) {
-        is VimKeyBasedUndoService -> undo.setInsertNonMergeUndoKey()
-        is VimTimestampBasedUndoService -> {
-          vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
-        }
-      }
+      val nanoTime = System.nanoTime()
+      vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
     }
     EditorHelper.getOrderedCaretsList(editor).forEach { caret ->
       val startOffset =

src/main/java/com/maddyhome/idea/vim/group/visual/IdeaSelectionControl.kt

@@ -8,7 +8,6 @@
 
 package com.maddyhome.idea.vim.group.visual
 
-import com.intellij.openapi.application.ApplicationManager
 import com.intellij.openapi.diagnostic.Logger
 import com.intellij.openapi.diagnostic.trace
 import com.intellij.openapi.editor.Editor
@@ -16,8 +15,6 @@ import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.api.options
-import com.maddyhome.idea.vim.group.visual.IdeaSelectionControl.controlNonVimSelectionChange
-import com.maddyhome.idea.vim.group.visual.IdeaSelectionControl.predictMode
 import com.maddyhome.idea.vim.helper.exitSelectMode
 import com.maddyhome.idea.vim.helper.exitVisualMode
 import com.maddyhome.idea.vim.helper.hasVisualSelection
@@ -66,15 +63,12 @@ internal object IdeaSelectionControl {
       //  - There was no selection and now it is
       //  - There was a selection and now it doesn't exist
       //  - There was a selection and now it exists as well (transforming char selection to line selection, for example)
-      val hasSelection = ApplicationManager.getApplication().runReadAction<Boolean> {
-        editor.selectionModel.hasSelection(true)
-      }
-      if (initialMode?.hasVisualSelection == false && !hasSelection) {
+      if (initialMode?.hasVisualSelection == false && !editor.selectionModel.hasSelection(true)) {
         logger.trace { "Exiting without selection adjusting" }
         return@singleTask
       }
 
-      if (hasSelection) {
+      if (editor.selectionModel.hasSelection(true)) {
         if (editor.vim.inCommandLineMode && editor.vim.mode.returnTo().hasVisualSelection) {
           logger.trace { "Modifying selection while in Command-line mode, most likely incsearch" }
           return@singleTask

src/main/java/com/maddyhome/idea/vim/group/visual/VimVisualTimer.kt

@@ -9,6 +9,8 @@
 package com.maddyhome.idea.vim.group.visual
 
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.group.visual.VimVisualTimer.mode
+import com.maddyhome.idea.vim.group.visual.VimVisualTimer.singleTask
 import com.maddyhome.idea.vim.newapi.globalIjOptions
 import com.maddyhome.idea.vim.state.mode.Mode
 import java.awt.event.ActionEvent

src/main/java/com/maddyhome/idea/vim/handler/VimEnterHandler.kt

@@ -183,7 +183,6 @@ internal abstract class OctopusHandler(private val nextHandler: EditorActionHand
  * - App code - set handler after
  * - Template - doesn't intersect with enter anymore
  * - rd.client.editor.enter - set handler before. Otherwise, rider will add new line on enter even in normal mode
- * - inline.completion.enter - set handler before. Otherwise, AI completion is not invoked on enter.
  *
  * This rule is disabled due to VIM-3124
  * - before terminalEnter - not necessary, but terminalEnter causes "file is read-only" tooltip for readonly files VIM-3122
@@ -219,17 +218,13 @@ internal class VimEnterHandler(nextHandler: EditorActionHandler?) : VimKeyHandle
 internal class VimEscHandler(nextHandler: EditorActionHandler) : VimKeyHandler(nextHandler) {
   override val key: String = "<Esc>"
 
-  private val ideaVimSupportDialog
-    get() = injector.globalIjOptions().ideavimsupport.contains(IjOptionConstants.ideavimsupport_dialog)
-  
   override fun isHandlerEnabled(editor: Editor, dataContext: DataContext?): Boolean {
+    val ideaVimSupportDialog =
+      injector.globalIjOptions().ideavimsupport.contains(IjOptionConstants.ideavimsupport_dialog)
+
     return editor.isPrimaryEditor() ||
-      EditorHelper.isFileEditor(editor) && vimStateNeedsToHandleEscape(editor) ||
-      ideaVimSupportDialog && vimStateNeedsToHandleEscape(editor)
-  }
-  
-  private fun vimStateNeedsToHandleEscape(editor: Editor): Boolean {
-    return !editor.vim.mode.inNormalMode || KeyHandler.getInstance().keyHandlerState.mappingState.hasKeys
+      EditorHelper.isFileEditor(editor) && !editor.vim.mode.inNormalMode ||
+      ideaVimSupportDialog && !editor.vim.mode.inNormalMode
   }
 }
 

src/main/java/com/maddyhome/idea/vim/helper/EditorHelper.java

@@ -157,19 +157,6 @@ public class EditorHelper {
     return (int)(getVisibleArea(editor).width / getPlainSpaceWidthFloat(editor));
   }
 
-  /**
-   * Gets the number of characters that can be fit inside the output panel for an editor.
-   * <p>
-   * This will be greater than the approximate screen width as it also includes any gutter components in the editor.
-   * </p>
-   *
-   * @param editor The editor
-   * @return The approximate number of columns that can fit in the output panel
-   */
-  public static int getApproximateOutputPanelWidth(final @NotNull Editor editor) {
-    return (int)(editor.getComponent().getWidth() / getPlainSpaceWidthFloat(editor));
-  }
-
   /**
    * Gets the width of the space character in the editor's plain font as a float.
    * <p>
@@ -286,7 +273,7 @@ public class EditorHelper {
 
     // Scroll the given visual line to the caret location, but do not scroll down passed the end of file, or the current
     // virtual space at the bottom of the screen
-    final @NotNull VimEditor editor1 = new IjVimEditor(editor);
+    @NotNull final VimEditor editor1 = new IjVimEditor(editor);
     final int lastVisualLine = EngineEditorHelperKt.getVisualLineCount(editor1) - 1;
     final int yBottomLineOffset = max(getOffsetToScrollVisualLineToBottomOfScreen(editor, lastVisualLine), visibleArea.y);
     scrollVertically(editor, min(yVisualLine - caretScreenOffset - inlayOffset, yBottomLineOffset));
@@ -338,7 +325,7 @@ public class EditorHelper {
     final int lineHeight = editor.getLineHeight();
 
     final int offset = y - ((screenHeight - lineHeight) / lineHeight / 2 * lineHeight);
-    final @NotNull VimEditor editor1 = new IjVimEditor(editor);
+    @NotNull final VimEditor editor1 = new IjVimEditor(editor);
     final int lastVisualLine = EngineEditorHelperKt.getVisualLineCount(editor1) + editor.getSettings().getAdditionalLinesCount();
     final int offsetForLastLineAtBottom = getOffsetToScrollVisualLineToBottomOfScreen(editor, lastVisualLine);
 
@@ -392,7 +379,7 @@ public class EditorHelper {
     return 0;
   }
 
-  private static int getHorizontalScrollbarHeight(final @NotNull Editor editor) {
+  private static int getHorizontalScrollbarHeight(@NotNull final Editor editor) {
     // Horizontal scrollbars on macOS are either transparent AND auto-hide, so we don't need to worry about obscured
     // text, or always visible, opaque and outside the content area, so we don't need to adjust for them
     // Transparent scrollbars on Windows and Linux are overlays on the editor content area, and always visible. That
@@ -475,7 +462,7 @@ public class EditorHelper {
    */
   public static Pair<Boolean, Integer> scrollFullPageDown(final @NotNull Editor editor, int pages) {
     final Rectangle visibleArea = getVisibleArea(editor);
-    final @NotNull VimEditor editor2 = new IjVimEditor(editor);
+    @NotNull final VimEditor editor2 = new IjVimEditor(editor);
     final int lastVisualLine = EngineEditorHelperKt.getVisualLineCount(editor2) - 1;
 
     int y = visibleArea.y + visibleArea.height;
@@ -493,7 +480,7 @@ public class EditorHelper {
           caretVisualLine = lastVisualLine;
         }
         else {
-          final @NotNull VimEditor editor1 = new IjVimEditor(editor);
+          @NotNull final VimEditor editor1 = new IjVimEditor(editor);
           caretVisualLine = EngineEditorHelperKt.getVisualLineCount(editor1) - 1;
           completed = false;
         }
@@ -528,7 +515,7 @@ public class EditorHelper {
   public static Pair<Boolean, Integer> scrollFullPageUp(final @NotNull Editor editor, int pages) {
     final Rectangle visibleArea = getVisibleArea(editor);
     final int lineHeight = editor.getLineHeight();
-    final @NotNull VimEditor editor1 = new IjVimEditor(editor);
+    @NotNull final VimEditor editor1 = new IjVimEditor(editor);
     final int lastVisualLine = EngineEditorHelperKt.getVisualLineCount(editor1) - 1;
 
     int y = visibleArea.y;

src/main/java/com/maddyhome/idea/vim/helper/IjActionExecutor.kt

@@ -61,9 +61,6 @@ internal class IjActionExecutor : VimActionExecutor {
     get() = IdeActions.ACTION_EXPAND_REGION
   override val ACTION_EXPAND_REGION_RECURSIVELY: String
     get() = IdeActions.ACTION_EXPAND_REGION_RECURSIVELY
-  override val ACTION_EXPAND_COLLAPSE_TOGGLE: String
-    // [VERSION UPDATE] 2024.3+ Replace raw "ExpandCollapseToggleAction" with IdeActions.ACTION_EXPAND_COLLAPSE_TOGGLE_REGION from the platform.
-    get() = "ExpandCollapseToggleAction"
 
   /**
    * Execute an action
@@ -75,7 +72,7 @@ internal class IjActionExecutor : VimActionExecutor {
     val applicationEx = ApplicationManagerEx.getApplicationEx()
     if (ProgressIndicatorUtils.isWriteActionRunningOrPending(applicationEx)) {
       // This is needed for VIM-3376 and it should turn into error at soeme moment
-      thisLogger().warn("Actions cannot be updated when write-action is running or pending")
+      thisLogger().warn(RuntimeException("Actions cannot be updated when write-action is running or pending", ))
     }
 
     val ijAction = (action as IjNativeAction).action

src/main/java/com/maddyhome/idea/vim/helper/IjEditorHelper.kt

@@ -13,6 +13,7 @@ import com.intellij.openapi.editor.ReadOnlyFragmentModificationException
 import com.intellij.openapi.editor.VisualPosition
 import com.intellij.openapi.editor.actionSystem.EditorActionManager
 import com.intellij.openapi.editor.ex.util.EditorUtil
+import com.maddyhome.idea.vim.api.EngineEditorHelper
 import com.maddyhome.idea.vim.api.EngineEditorHelperBase
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimRangeMarker
@@ -41,10 +42,6 @@ internal class IjEditorHelper : EngineEditorHelperBase() {
     return EditorHelper.getApproximateScreenWidth(editor.ij)
   }
 
-  override fun getApproximateOutputPanelWidth(editor: VimEditor): Int {
-    return EditorHelper.getApproximateOutputPanelWidth(editor.ij)
-  }
-
   override fun handleWithReadonlyFragmentModificationHandler(editor: VimEditor, exception: Exception) {
     return EditorActionManager.getInstance()
       .getReadonlyFragmentModificationHandler(editor.ij.document)

src/main/java/com/maddyhome/idea/vim/helper/ModeExtensions.kt

@@ -16,6 +16,7 @@ import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.getLineEndForOffset
 import com.maddyhome.idea.vim.api.getLineStartForOffset
+import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.listener.SelectionVimListenerSuppressor
 import com.maddyhome.idea.vim.newapi.IjEditorExecutionContext
 import com.maddyhome.idea.vim.newapi.IjVimCaret
@@ -93,6 +94,6 @@ internal fun VimEditor.exitSelectMode(adjustCaretPosition: Boolean) {
   }
 }
 
-internal fun Editor.exitInsertMode(context: DataContext) {
-  VimPlugin.getChange().processEscape(IjVimEditor(this), IjEditorExecutionContext(context))
+internal fun Editor.exitInsertMode(context: DataContext, operatorArguments: OperatorArguments) {
+  VimPlugin.getChange().processEscape(IjVimEditor(this), IjEditorExecutionContext(context), operatorArguments)
 }

src/main/java/com/maddyhome/idea/vim/helper/ScrollViewHelper.kt

@@ -29,6 +29,7 @@ import com.maddyhome.idea.vim.helper.EditorHelper.scrollVisualLineToBottomOfScre
 import com.maddyhome.idea.vim.helper.EditorHelper.scrollVisualLineToMiddleOfScreen
 import com.maddyhome.idea.vim.helper.EditorHelper.scrollVisualLineToTopOfScreen
 import com.maddyhome.idea.vim.newapi.vim
+import com.maddyhome.idea.vim.state.VimStateMachine
 import kotlin.math.max
 import kotlin.math.min
 import kotlin.math.roundToInt

src/main/java/com/maddyhome/idea/vim/helper/SearchHighlightsHelper.kt

@@ -102,8 +102,7 @@ private fun updateSearchHighlights(
   // Update highlights in all visible editors. We update non-visible editors when they get focus.
   // Note that this now includes all editors - main, diff windows, even toolwindows like the Commit editor and consoles
   val editors = injector.editorGroup.getEditors().filter {
-    (injector.application.isUnitTest() || it.ij.component.isShowing)
-      && (currentEditor == null || it.projectId == currentEditor.projectId)
+    injector.application.isUnitTest() || it.ij.component.isShowing
   }
 
   editors.forEach {

src/main/java/com/maddyhome/idea/vim/helper/UndoRedoHelper.kt

@@ -14,9 +14,7 @@ import com.intellij.openapi.command.CommandProcessor
 import com.intellij.openapi.command.undo.UndoManager
 import com.intellij.openapi.components.Service
 import com.intellij.openapi.diagnostic.logger
-import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.fileEditor.TextEditor
-import com.intellij.openapi.fileEditor.TextEditorWithPreview
 import com.intellij.openapi.fileEditor.impl.text.TextEditorProvider
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.util.registry.Registry
@@ -32,13 +30,13 @@ import com.maddyhome.idea.vim.newapi.globalIjOptions
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.state.mode.SelectionType
 import com.maddyhome.idea.vim.state.mode.inVisualMode
-import com.maddyhome.idea.vim.undo.VimTimestampBasedUndoService
+import com.maddyhome.idea.vim.undo.UndoRedoBase
 
 /**
  * @author oleg
  */
 @Service
-internal class UndoRedoHelper : VimTimestampBasedUndoService {
+internal class UndoRedoHelper : UndoRedoBase() {
   companion object {
     private val logger = logger<UndoRedoHelper>()
   }
@@ -46,13 +44,13 @@ internal class UndoRedoHelper : VimTimestampBasedUndoService {
   override fun undo(editor: VimEditor, context: ExecutionContext): Boolean {
     val ijContext = context.context as DataContext
     val project = PlatformDataKeys.PROJECT.getData(ijContext) ?: return false
-    val textEditor = getTextEditor(editor.ij)
+    val fileEditor = TextEditorProvider.getInstance().getTextEditor(editor.ij)
     val undoManager = UndoManager.getInstance(project)
-    if (undoManager.isUndoAvailable(textEditor)) {
+    if (undoManager.isUndoAvailable(fileEditor)) {
       val scrollingModel = editor.getScrollingModel()
       scrollingModel.accumulateViewportChanges()
 
-      performUndo(editor, undoManager, textEditor)
+      performUndo(editor, undoManager, fileEditor)
 
       scrollingModel.flushViewportChanges()
 
@@ -61,15 +59,6 @@ internal class UndoRedoHelper : VimTimestampBasedUndoService {
     return false
   }
 
-  private fun getTextEditor(editor: Editor): TextEditor {
-    // If the Editor is hosted in a TextEditor with a preview, then TextEditorProvider will return a TextEditor for the
-    // hosted instance, not for the main editor that also contains the preview. If we pass the inner TextEditor to the
-    // UndoManager, it doesn't correctly restore state. Specifically, the change is undone/redone, but the caret is not
-    // moved. See VIM-3671.
-    val currentTextEditor = TextEditorProvider.getInstance().getTextEditor(editor)
-    return TextEditorWithPreview.getParentSplitEditor(currentTextEditor) as? TextEditor ?: currentTextEditor
-  }
-
   private fun performUndo(
     editor: VimEditor,
     undoManager: UndoManager,
@@ -117,10 +106,10 @@ internal class UndoRedoHelper : VimTimestampBasedUndoService {
   override fun redo(editor: VimEditor, context: ExecutionContext): Boolean {
     val ijContext = context.context as DataContext
     val project = PlatformDataKeys.PROJECT.getData(ijContext) ?: return false
-    val textEditor = getTextEditor(editor.ij)
+    val fileEditor = TextEditorProvider.getInstance().getTextEditor(editor.ij)
     val undoManager = UndoManager.getInstance(project)
-    if (undoManager.isRedoAvailable(textEditor)) {
-      performRedo(undoManager, textEditor, editor)
+    if (undoManager.isRedoAvailable(fileEditor)) {
+      performRedo(undoManager, fileEditor, editor)
 
       return true
     }

src/main/java/com/maddyhome/idea/vim/helper/UserDataManager.kt

@@ -21,11 +21,11 @@ import com.intellij.openapi.util.UserDataHolder
 import com.maddyhome.idea.vim.api.LocalMarkStorage
 import com.maddyhome.idea.vim.api.SelectionInfo
 import com.maddyhome.idea.vim.common.InsertSequence
-import com.maddyhome.idea.vim.common.VimEditorReplaceMask
 import com.maddyhome.idea.vim.ex.ExOutputModel
 import com.maddyhome.idea.vim.group.visual.VisualChange
 import com.maddyhome.idea.vim.group.visual.vimLeadSelectionOffset
 import com.maddyhome.idea.vim.newapi.vim
+import com.maddyhome.idea.vim.state.VimStateMachine
 import com.maddyhome.idea.vim.state.mode.Mode
 import com.maddyhome.idea.vim.state.mode.SelectionType
 import com.maddyhome.idea.vim.ui.ExOutputPanel
@@ -124,7 +124,6 @@ internal var Editor.vimExOutput: ExOutputModel? by userData()
 internal var Editor.vimTestInputModel: TestInputModel? by userData()
 
 internal var Editor.vimChangeActionSwitchMode: Mode? by userData()
-internal var Editor.replaceMask: VimEditorReplaceMask? by userData()
 
 internal var Caret.currentInsert: InsertSequence? by userData()
 internal val Caret.insertHistory: MutableList<InsertSequence> by userDataOr { mutableListOf() }

src/main/java/com/maddyhome/idea/vim/key/NodesHelper.kt

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2003-2023 The IdeaVim authors
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE.txt file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package com.maddyhome.idea.vim.key
+
+import com.maddyhome.idea.vim.api.injector
+
+internal fun <T> Node<T>.addLeafs(keys: String, actionHolder: T) {
+  addLeafs(injector.parser.parseKeys(keys), actionHolder)
+}

src/main/java/com/maddyhome/idea/vim/listener/IJEditorFocusListener.kt

@@ -15,6 +15,7 @@ import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.common.EditorListener
 import com.maddyhome.idea.vim.helper.inInsertMode
 import com.maddyhome.idea.vim.newapi.ij
@@ -64,7 +65,7 @@ class IJEditorFocusListener : EditorListener {
       val context: ExecutionContext = injector.executionContextManager.getEditorExecutionContext(editor)
       val mode = injector.vimState.mode
       when (mode) {
-        is Mode.INSERT -> editor.exitInsertMode(context)
+        is Mode.INSERT -> editor.exitInsertMode(context, OperatorArguments(false, 0, mode))
         else -> {}
       }
     }
@@ -78,4 +79,3 @@ class IJEditorFocusListener : EditorListener {
     KeyHandler.getInstance().reset(editor)
   }
 }
-

src/main/java/com/maddyhome/idea/vim/listener/IdeaSpecifics.kt

@@ -16,9 +16,7 @@ import com.intellij.codeInsight.lookup.impl.actions.ChooseItemAction
 import com.intellij.codeInsight.template.Template
 import com.intellij.codeInsight.template.TemplateEditingAdapter
 import com.intellij.codeInsight.template.TemplateManagerListener
-import com.intellij.codeInsight.template.impl.TemplateManagerImpl
 import com.intellij.codeInsight.template.impl.TemplateState
-import com.intellij.codeInsight.template.impl.actions.NextVariableAction
 import com.intellij.find.FindModelListener
 import com.intellij.openapi.actionSystem.ActionManager
 import com.intellij.openapi.actionSystem.ActionUpdateThread
@@ -154,10 +152,6 @@ internal object IdeaSpecifics {
             KeyHandler.getInstance().reset(it.vim)
           }
         }
-        else if (action is NextVariableAction && TemplateManagerImpl.getTemplateState(editor) == null) {
-          editor.vim.exitInsertMode(event.dataContext.vim)
-          KeyHandler.getInstance().reset(editor.vim)
-        }
         //endregion
 
         if (caretOffset != -1 && caretOffset != editor.caretModel.offset) {

src/main/java/com/maddyhome/idea/vim/listener/VimListenerManager.kt

@@ -16,6 +16,7 @@ import com.intellij.openapi.diagnostic.Logger
 import com.intellij.openapi.diagnostic.trace
 import com.intellij.openapi.editor.Caret
 import com.intellij.openapi.editor.Editor
+import com.intellij.openapi.editor.EditorFactory
 import com.intellij.openapi.editor.EditorKind
 import com.intellij.openapi.editor.actionSystem.TypedAction
 import com.intellij.openapi.editor.event.CaretEvent
@@ -31,10 +32,10 @@ import com.intellij.openapi.editor.event.EditorMouseMotionListener
 import com.intellij.openapi.editor.event.SelectionEvent
 import com.intellij.openapi.editor.event.SelectionListener
 import com.intellij.openapi.editor.ex.DocumentEx
-import com.intellij.openapi.editor.ex.EditorEx
+import com.intellij.openapi.editor.ex.EditorEventMulticasterEx
 import com.intellij.openapi.editor.ex.FocusChangeListener
 import com.intellij.openapi.editor.impl.EditorComponentImpl
-import com.intellij.openapi.fileEditor.FileEditor
+import com.intellij.openapi.editor.impl.EditorImpl
 import com.intellij.openapi.fileEditor.FileEditorManager
 import com.intellij.openapi.fileEditor.FileEditorManagerEvent
 import com.intellij.openapi.fileEditor.FileEditorManagerListener
@@ -44,15 +45,15 @@ import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx
 import com.intellij.openapi.fileEditor.ex.FileEditorWithProvider
 import com.intellij.openapi.fileEditor.impl.EditorComposite
 import com.intellij.openapi.fileEditor.impl.EditorWindow
-import com.intellij.openapi.observable.util.addKeyListener
-import com.intellij.openapi.project.Project
 import com.intellij.openapi.project.ProjectManager
+import com.intellij.openapi.rd.createLifetime
+import com.intellij.openapi.rd.createNestedDisposable
 import com.intellij.openapi.util.Disposer
 import com.intellij.openapi.util.Key
 import com.intellij.openapi.util.removeUserData
 import com.intellij.openapi.vfs.VirtualFile
 import com.intellij.util.ExceptionUtil
-import com.intellij.util.SlowOperations
+import com.jetbrains.rd.util.lifetime.Lifetime
 import com.maddyhome.idea.vim.EventFacade
 import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.VimKeyListener
@@ -65,6 +66,7 @@ import com.maddyhome.idea.vim.api.coerceOffset
 import com.maddyhome.idea.vim.api.getLineEndForOffset
 import com.maddyhome.idea.vim.api.getLineStartForOffset
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.ex.ExOutputModel
 import com.maddyhome.idea.vim.group.EditorGroup
 import com.maddyhome.idea.vim.group.FileGroup
 import com.maddyhome.idea.vim.group.IjOptions
@@ -105,11 +107,8 @@ import com.maddyhome.idea.vim.ui.widgets.macro.MacroWidgetListener
 import com.maddyhome.idea.vim.ui.widgets.macro.macroWidgetOptionListener
 import com.maddyhome.idea.vim.ui.widgets.mode.listeners.ModeWidgetListener
 import com.maddyhome.idea.vim.ui.widgets.mode.modeWidgetOptionListener
-import org.jetbrains.annotations.TestOnly
 import java.awt.event.MouseAdapter
 import java.awt.event.MouseEvent
-import java.lang.ref.WeakReference
-import java.util.*
 import javax.swing.SwingUtilities
 
 /**
@@ -131,15 +130,23 @@ import javax.swing.SwingUtilities
  * Make sure the selected editor isn't the new editor, which can happen if there are no other editors open.
  */
 private fun getOpeningEditor(newEditor: Editor) = newEditor.project?.let { project ->
-  // We can't rely on FileEditorManager.selectedTextEditor because we're trying to retrieve the selected text editor
-  // while creating a text editor that is about to become the selected text editor.
-  // This worked fine for 2024.2, but internal changes for 2024.3 broke things. It appears that the currently selected
-  // text editor is reset to null while the soon-to-be-selected text editor is being created. We therefore track the
-  // last selected editor manually.
-  // Note that if we ever switch back to FileEditorManager.selectedTextEditor, be careful of recursion, because the
-  // actual editor might be created on-demand, which would notify our initialisation method, which would call us...
-  VimListenerManager.VimLastSelectedEditorTracker.getLastSelectedEditor(project)?.takeUnless { it == newEditor }
+  // Some TextEditor implementations create a dummy Editor instance on demand, e.g., while downloading a file to edit
+  // (see BaseRemoteFileEditor). This can cause recursion if the newly opened/created TextEditor is also the currently
+  // selected TextEditor, because we will be notified of the new dummy Editor before it has finished initialisation, and
+  // try to get its opening editor, causing a new dummy Editor to be created and notifications sent, and so on.
+  // This was reported for 232 and 233 (see VIM-3066), but I can't recreate in 241. The callstack looks different, now
+  // using coroutines, so it's possible the deadlock has been broken. However, it's sensible to leave the recursion
+  // guard in.
+  if (openingEditorRecursionGuard) return null
+  openingEditorRecursionGuard = true
+  try {
+    FileEditorManager.getInstance(project).selectedTextEditor?.takeUnless { it == newEditor }
+  }
+  finally {
+    openingEditorRecursionGuard = false
+  }
 }
+private var openingEditorRecursionGuard = false
 
 internal object VimListenerManager {
 
@@ -149,9 +156,7 @@ internal object VimListenerManager {
 
   fun turnOn() {
     GlobalListeners.enable()
-    SlowOperations.knownIssue("VIM-3648, VIM-3649").use {
-      EditorListeners.addAll()
-    }
+    EditorListeners.addAll()
     check(correctorRequester.tryEmit(Unit))
     check(keyCheckRequests.tryEmit(Unit))
 
@@ -212,6 +217,16 @@ internal object VimListenerManager {
       EventFacade.getInstance().addEditorFactoryListener(VimEditorFactoryListener, VimPlugin.getInstance().onOffDisposable)
       val busConnection = ApplicationManager.getApplication().messageBus.connect(VimPlugin.getInstance().onOffDisposable)
       busConnection.subscribe(FileOpenedSyncListener.TOPIC, VimEditorFactoryListener)
+
+      // Listen for focus change to update various features such as mode widget
+      val eventMulticaster = EditorFactory.getInstance().eventMulticaster
+      (eventMulticaster as? EditorEventMulticasterEx)?.addFocusChangeListener(
+        VimFocusListener,
+        VimPlugin.getInstance().onOffDisposable
+      )
+
+      // Listen for document changes to update document state such as marks
+      eventMulticaster.addDocumentListener(VimDocumentListener, VimPlugin.getInstance().onOffDisposable)
     }
 
     fun disable() {
@@ -273,52 +288,45 @@ internal object VimListenerManager {
       // TODO: If the user changes the 'ideavimsupport' option, existing editors won't be initialised
       if (vimDisabled(editor)) return
 
+      val pluginLifetime = VimPlugin.getInstance().createLifetime()
+      val editorLifetime = (editor as EditorImpl).disposable.createLifetime()
+      val disposable =
+        Lifetime.intersect(pluginLifetime, editorLifetime).createNestedDisposable("MyLifetimedDisposable")
+
       // Protect against double initialisation
       if (editor.getUserData(editorListenersDisposableKey) != null) {
         return
       }
 
-      // Make sure we explicitly dispose this per-editor disposable!
-      // Because the listeners are registered with a parent disposable, they add child disposables that have to call a
-      // method on the editor to remove the listener. This means the disposable contains a reference to the editor (even
-      // if the listener handler is a singleton that doesn't hold a reference).
-      // Unless the per-editor disposable is disposed, all of these disposables sit in the disposer tree until the
-      // parent disposable is disposed, which will mean we leak editor instances.
-      // The per-editor disposable is explicitly disposed when the editor is released, and disposed via its parent when
-      // the plugin's on/off functionality is toggled, and so also when the plugin is disabled/unloaded by the platform.
-      // It doesn't matter if we explicitly remove all listeners before disposing onOffDisposable, as that will remove
-      // the per-editor disposable from the disposer tree.
-      val perEditorDisposable = Disposer.newDisposable(VimPlugin.getInstance().onOffDisposable)
-      editor.putUserData(editorListenersDisposableKey, perEditorDisposable)
+      val listenersDisposable = Disposer.newDisposable(disposable)
+      editor.putUserData(editorListenersDisposableKey, listenersDisposable)
 
-      Disposer.register(perEditorDisposable) {
+      Disposer.register(listenersDisposable) {
         if (VimListenerTestObject.enabled) {
           VimListenerTestObject.disposedCounter += 1
         }
       }
 
-      // This listener and several below add a reference to the editor to the disposer tree
-      editor.contentComponent.addKeyListener(perEditorDisposable, VimKeyListener)
+      editor.contentComponent.addKeyListener(VimKeyListener)
+      Disposer.register(listenersDisposable) { editor.contentComponent.removeKeyListener(VimKeyListener) }
 
       // Initialise the local options. We MUST do this before anything has the chance to query options
       val vimEditor = editor.vim
       VimPlugin.getOptionGroup().initialiseLocalOptions(vimEditor, openingEditor, scenario)
 
       val eventFacade = EventFacade.getInstance()
-      eventFacade.addEditorMouseListener(editor, EditorMouseHandler, perEditorDisposable)
-      eventFacade.addEditorMouseMotionListener(editor, EditorMouseHandler, perEditorDisposable)
-      eventFacade.addEditorSelectionListener(editor, EditorSelectionHandler, perEditorDisposable)
-      eventFacade.addComponentMouseListener(editor.contentComponent, ComponentMouseListener, perEditorDisposable)
-      eventFacade.addCaretListener(editor, EditorCaretHandler, perEditorDisposable)
+      eventFacade.addEditorMouseListener(editor, EditorMouseHandler, listenersDisposable)
+      eventFacade.addEditorMouseMotionListener(editor, EditorMouseHandler, listenersDisposable)
+      eventFacade.addEditorSelectionListener(editor, EditorSelectionHandler, listenersDisposable)
+      eventFacade.addComponentMouseListener(editor.contentComponent, ComponentMouseListener, listenersDisposable)
+      eventFacade.addCaretListener(editor, EditorCaretHandler, listenersDisposable)
 
       VimPlugin.getEditor().editorCreated(editor)
-      VimPlugin.getChange().editorCreated(editor, perEditorDisposable)
-
-      (editor as EditorEx).addFocusListener(VimFocusListener, perEditorDisposable)
+      VimPlugin.getChange().editorCreated(editor, listenersDisposable)
 
       injector.listenersNotifier.notifyEditorCreated(vimEditor)
 
-      Disposer.register(perEditorDisposable) {
+      Disposer.register(listenersDisposable) {
         VimPlugin.getEditor().editorDeinit(editor)
       }
     }
@@ -356,7 +364,7 @@ internal object VimListenerManager {
    * open in non-local Code With Me guest editors, which we still want to process (e.g. to update marks when a guest
    * edits a file. Updating search highlights will be a no-op if there are no open local editors)
    */
-  class VimDocumentListener : DocumentListener {
+  private object VimDocumentListener : DocumentListener {
     override fun beforeDocumentChange(event: DocumentEvent) {
       VimMarkServiceImpl.MarkUpdater.beforeDocumentChange(event)
       IjVimSearchGroup.DocumentSearchListener.INSTANCE.beforeDocumentChange(event)
@@ -370,26 +378,6 @@ internal object VimListenerManager {
     }
   }
 
-  internal object VimLastSelectedEditorTracker {
-    // This stores a weak reference to an editor against a weak reference to a project, which means there is nothing
-    // keeping the project or editor from being garbage collected at any time. Stale keys are automatically expunged
-    // whenever the map is used.
-    private val selectedEditors = WeakHashMap<Project, WeakReference<Editor>>()
-
-    fun getLastSelectedEditor(project: Project): Editor? = selectedEditors[project]?.get()
-
-    internal fun setLastSelectedEditor(fileEditor: FileEditor?) {
-      (fileEditor as? TextEditor)?.editor?.let { editor ->
-        editor.project?.let { project -> selectedEditors[project] = WeakReference(editor) }
-      }
-    }
-
-    @TestOnly
-    internal fun resetLastSelectedEditor(project: Project) {
-      selectedEditors.remove(project)
-    }
-  }
-
   /**
    * Called when the selected file editor changes. In other words, when the user selects a new tab. Used to remember the
    * last selected file, update search highlights in the new tab, etc. This will be called with non-local Code With Me
@@ -407,15 +395,14 @@ internal object VimListenerManager {
           editor.vim.mode = Mode.NORMAL()
           KeyHandler.getInstance().reset(editor.vim)
         }
-        // Breaks relativenumber for some reason
-//        injector.scroll.scrollCaretIntoView(editor.vim)
+        injector.scroll.scrollCaretIntoView(editor.vim)
       }
       
       MotionGroup.fileEditorManagerSelectionChangedCallback(event)
       FileGroup.fileEditorManagerSelectionChangedCallback(event)
       VimPlugin.getSearch().fileEditorManagerSelectionChangedCallback(event)
+      OptionGroup.fileEditorManagerSelectionChangedCallback(event)
       IjVimRedrawService.fileEditorManagerSelectionChangedCallback(event)
-      VimLastSelectedEditorTracker.setLastSelectedEditor(event.newEditor)
     }
   }
 
@@ -487,21 +474,8 @@ internal object VimListenerManager {
     override fun editorReleased(event: EditorFactoryEvent) {
       if (vimDisabled(event.editor)) return
       val vimEditor = event.editor.vim
-      EditorListeners.remove(event.editor)
       injector.listenersNotifier.notifyEditorReleased(vimEditor)
       injector.markService.editorReleased(vimEditor)
-
-      // This ticket will have a different stack trace, but it's the same problem. Originally, we tracked the last
-      // editor closing based on file selection (closing an editor would select the next editor - so a null selection
-      // was taken to mean that there were no more editors to select). This assumption broke in 242, so it's changed to
-      // check when the editor is released.
-      // However, the actions taken when the last editor closes can still be expensive/slow because we copy options, and
-      // some options are backed by PSI options. E.g. 'textwidth' is mapped to
-      // CodeStyle.getSettings(ijEditor).isWrapOnTyping(language)), and getting the document's PSI language is a slow
-      // operation. This underlying issue still needs to be addressed, even though the method has moved
-      SlowOperations.knownIssue("VIM-3658").use {
-        OptionGroup.editorReleased(event.editor)
-      }
     }
 
     override fun fileOpenedSync(
@@ -774,7 +748,7 @@ internal object VimListenerManager {
         injector.commandLine.getActiveCommandLine()?.close(refocusOwningEditor = true, resetCaret = false)
         injector.modalInput.getCurrentModalInput()?.deactivate(refocusOwningEditor = true, resetCaret = false)
 
-        injector.outputPanel.getCurrentOutputPanel()?.close()
+        ExOutputModel.tryGetInstance(editor)?.close()
 
         val caretModel = editor.caretModel
         if (editor.vim.mode.selectionType != null) {
@@ -789,16 +763,11 @@ internal object VimListenerManager {
         //   https://youtrack.jetbrains.com/issue/IDEA-277716
         //   https://youtrack.jetbrains.com/issue/VIM-2368
         if (event.mouseEvent.clickCount == 1 && !SwingUtilities.isRightMouseButton(event.mouseEvent)) {
-          val hasSelection = ApplicationManager.getApplication().runReadAction<Boolean> {
-            editor.selectionModel.hasSelection(true)
-          }
-          if (!hasSelection) {
-            if (editor.inVisualMode) {
-              editor.vim.exitVisualMode()
-            } else if (editor.vim.inSelectMode) {
-              editor.exitSelectMode(false)
-              KeyHandler.getInstance().reset(editor.vim)
-            }
+          if (editor.inVisualMode) {
+            editor.vim.exitVisualMode()
+          } else if (editor.vim.inSelectMode) {
+            editor.exitSelectMode(false)
+            KeyHandler.getInstance().reset(editor.vim)
           }
         }
       } else if (event.area != EditorMouseEventArea.ANNOTATIONS_AREA &&
@@ -808,7 +777,7 @@ internal object VimListenerManager {
         injector.commandLine.getActiveCommandLine()?.close(refocusOwningEditor = true, resetCaret = false)
         injector.modalInput.getCurrentModalInput()?.deactivate(refocusOwningEditor = true, resetCaret = false)
 
-        injector.outputPanel.getCurrentOutputPanel()?.close()
+        ExOutputModel.getInstance(event.editor).close()
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/newapi/IjClipboardManager.kt

@@ -22,13 +22,10 @@ import com.intellij.openapi.project.DumbService
 import com.intellij.openapi.project.IndexNotReadyException
 import com.intellij.psi.PsiDocumentManager
 import com.intellij.util.ui.EmptyClipboardOwner
-import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.VimClipboardManager
 import com.maddyhome.idea.vim.api.VimEditor
-import com.maddyhome.idea.vim.api.getText
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.common.TextRange
-import com.maddyhome.idea.vim.common.VimCopiedText
 import com.maddyhome.idea.vim.diagnostic.debug
 import com.maddyhome.idea.vim.diagnostic.vimLogger
 import java.awt.HeadlessException
@@ -40,52 +37,18 @@ import java.io.IOException
 
 @Service
 internal class IjClipboardManager : VimClipboardManager {
-  @Deprecated("Please use com.maddyhome.idea.vim.api.VimClipboardManager#getPrimaryTextAndTransferableData")
   override fun getPrimaryTextAndTransferableData(): Pair<String, List<Any>?>? {
     val clipboard = Toolkit.getDefaultToolkit()?.systemSelection ?: return null
     val contents = clipboard.getContents(null) ?: return null
     return getTextAndTransferableData(contents)
   }
 
-  override fun getPrimaryContent(editor: VimEditor, context: ExecutionContext): IjVimCopiedText? {
-    val (text, transferableData) = getPrimaryTextAndTransferableData() ?: return null
-    return IjVimCopiedText(text, transferableData ?: emptyList())
-  }
-
-  @Deprecated("Please use com.maddyhome.idea.vim.api.VimClipboardManager#getClipboardTextAndTransferableData")
   override fun getClipboardTextAndTransferableData(): Pair<String, List<Any>?>? {
     val contents = getContents() ?: return null
     return getTextAndTransferableData(contents)
   }
 
-  override fun getClipboardContent(editor: VimEditor, context: ExecutionContext): VimCopiedText? {
-    val (text, transferableData) = getClipboardTextAndTransferableData() ?: return null
-    return IjVimCopiedText(text, transferableData ?: emptyList())
-  }
-
-  override fun setClipboardContent(editor: VimEditor, context: ExecutionContext, textData: VimCopiedText): Boolean {
-    require(textData is IjVimCopiedText)
-    return handleTextSetting(textData.text, textData.text, textData.transferableData) { content -> setContents(content) } != null
-  }
-
-  // TODO prefer methods with ranges, because they collect and preprocess for us
-//  override fun createClipboardEntry(
-//    editor: VimEditor,
-//    context: ExecutionContext,
-//    text: String,
-//    range: TextRange,
-//  ): ClipboardEntry {
-//    val transferableData = getTransferableData(editor, range, text)
-//    val preprocessedText = preprocessText(editor, range, text, transferableData)
-//    return IJClipboardEntry(preprocessedText, text, transferableData)
-//  }
-
-//  override fun setClipboardText(editor: VimEditor, context: ExecutionContext, entry: ClipboardEntry): Boolean {
-//    require(entry is IJClipboardEntry)
-//    return setClipboardText(entry.text, entry.rawText, entry.transferableData) != null
-//  }
-
-  private fun getTextAndTransferableData(trans: Transferable): Pair<String, List<TextBlockTransferableData>?>? {
+  private fun getTextAndTransferableData(trans: Transferable): Pair<String, List<Any>?>? {
     var res: String? = null
     var transferableData: List<TextBlockTransferableData> = ArrayList()
     try {
@@ -100,29 +63,10 @@ internal class IjClipboardManager : VimClipboardManager {
     return Pair(res, transferableData)
   }
 
-  @Deprecated("Please use com.maddyhome.idea.vim.api.VimClipboardManager#setClipboardText")
   override fun setClipboardText(text: String, rawText: String, transferableData: List<Any>): Transferable? {
     return handleTextSetting(text, rawText, transferableData) { content -> setContents(content) }
   }
 
-  override fun setPrimaryContent(
-    editor: VimEditor,
-    context: ExecutionContext,
-    textData: VimCopiedText,
-  ): Boolean {
-    require(textData is IjVimCopiedText)
-    return handleTextSetting(textData.text, textData.text, textData.transferableData) { content ->
-      val clipboard = Toolkit.getDefaultToolkit()?.systemSelection ?: return@handleTextSetting null
-      clipboard.setContents(content, EmptyClipboardOwner.INSTANCE)
-    } != null
-  }
-
-//  override fun setPrimaryText(editor: VimEditor, context: ExecutionContext, entry: ClipboardEntry): Boolean {
-//    require(entry is IJClipboardEntry)
-//    return setPrimaryText(entry.text, entry.rawText, entry.transferableData) != null
-//  }
-
-  @Deprecated("Please use com.maddyhome.idea.vim.api.VimClipboardManager#setPrimaryText")
   override fun setPrimaryText(text: String, rawText: String, transferableData: List<Any>): Transferable? {
     return handleTextSetting(text, rawText, transferableData) { content ->
       val clipboard = Toolkit.getDefaultToolkit()?.systemSelection ?: return@handleTextSetting null
@@ -130,16 +74,6 @@ internal class IjClipboardManager : VimClipboardManager {
     }
   }
 
-  override fun collectCopiedText(editor: VimEditor, context: ExecutionContext, range: TextRange, text: String): VimCopiedText {
-    val transferableData = getTransferableData(editor, range)
-    val preprocessedText = preprocessText(editor, range, text, transferableData)
-    return IjVimCopiedText(preprocessedText, transferableData)
-  }
-
-  override fun dumbCopiedText(text: String): VimCopiedText {
-    return IjVimCopiedText(text, emptyList())
-  }
-
   @Suppress("UNCHECKED_CAST")
   private fun handleTextSetting(text: String, rawText: String, transferableData: List<Any>, setContent: (TextBlockTransferable) -> Unit?): Transferable? {
     val mutableTransferableData = (transferableData as List<TextBlockTransferableData>).toMutableList()
@@ -158,7 +92,7 @@ internal class IjClipboardManager : VimClipboardManager {
     return null
   }
 
-  override fun getTransferableData(vimEditor: VimEditor, textRange: TextRange): List<TextBlockTransferableData> {
+  override fun getTransferableData(vimEditor: VimEditor, textRange: TextRange, text: String): List<Any> {
     val editor = (vimEditor as IjVimEditor).editor
     val transferableData: MutableList<TextBlockTransferableData> = ArrayList()
     val project = editor.project ?: return emptyList()
@@ -183,7 +117,7 @@ internal class IjClipboardManager : VimClipboardManager {
         }
       }
     }
-    transferableData.add(CaretStateTransferableData(intArrayOf(0), intArrayOf(textRange.endOffset - textRange.startOffset)))
+    transferableData.add(CaretStateTransferableData(intArrayOf(0), intArrayOf(text.length)))
 
     // These data provided by {@link com.intellij.openapi.editor.richcopy.TextWithMarkupProcessor} doesn't work with
     //   IdeaVim and I don't see a way to fix it
@@ -241,7 +175,3 @@ internal class IjClipboardManager : VimClipboardManager {
     val logger = vimLogger<IjClipboardManager>()
   }
 }
-
-data class IjVimCopiedText(override val text: String, val transferableData: List<Any>): VimCopiedText {
-  override fun updateText(newText: String): VimCopiedText = IjVimCopiedText(newText, transferableData)
-}

src/main/java/com/maddyhome/idea/vim/newapi/IjLiveRange.kt

@@ -14,27 +14,6 @@ import com.maddyhome.idea.vim.common.LiveRange
 internal class IjLiveRange(val marker: RangeMarker) : LiveRange {
   override val startOffset: Int
     get() = marker.startOffset
-
-  override val endOffset: Int
-    get() = marker.endOffset
-
-  override fun equals(other: Any?): Boolean {
-    if (this === other) return true
-    if (javaClass != other?.javaClass) return false
-
-    other as IjLiveRange
-
-    if (startOffset != other.startOffset) return false
-    if (endOffset != other.endOffset) return false
-
-    return true
-  }
-
-  override fun hashCode(): Int {
-    var result = startOffset
-    result = 31 * result + endOffset
-    return result
-  }
 }
 
 val RangeMarker.vim: LiveRange

src/main/java/com/maddyhome/idea/vim/newapi/IjVimCaret.kt

@@ -19,7 +19,6 @@ import com.maddyhome.idea.vim.api.VimCaret
 import com.maddyhome.idea.vim.api.VimCaretBase
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimVisualPosition
-import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.common.InsertSequence
 import com.maddyhome.idea.vim.common.LiveRange
 import com.maddyhome.idea.vim.group.visual.VisualChange
@@ -35,14 +34,10 @@ import com.maddyhome.idea.vim.helper.vimLastVisualOperatorRange
 import com.maddyhome.idea.vim.helper.vimLine
 import com.maddyhome.idea.vim.helper.vimSelectionStart
 import com.maddyhome.idea.vim.helper.vimSelectionStartClear
-import com.maddyhome.idea.vim.register.VimRegisterGroup
 import com.maddyhome.idea.vim.state.mode.SelectionType
 
 internal class IjVimCaret(val caret: Caret) : VimCaretBase() {
 
-  override val registerStorage: VimRegisterGroup
-    get() = injector.registerGroup
- 
   override val markStorage: LocalMarkStorage
     get() {
       var storage = this.caret.markStorage

src/main/java/com/maddyhome/idea/vim/newapi/IjVimEditor.kt

@@ -38,12 +38,12 @@ import com.maddyhome.idea.vim.api.VimSelectionModel
 import com.maddyhome.idea.vim.api.VimVisualPosition
 import com.maddyhome.idea.vim.api.VirtualFile
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.command.OperatorArguments
 import com.maddyhome.idea.vim.common.IndentConfig
+import com.maddyhome.idea.vim.common.IndentConfig.Companion.create
 import com.maddyhome.idea.vim.common.LiveRange
 import com.maddyhome.idea.vim.common.ModeChangeListener
 import com.maddyhome.idea.vim.common.TextRange
-import com.maddyhome.idea.vim.common.VimEditorReplaceMask
-import com.maddyhome.idea.vim.common.forgetAllReplaceMasks
 import com.maddyhome.idea.vim.group.visual.vimSetSystemBlockSelectionSilently
 import com.maddyhome.idea.vim.helper.EditorHelper
 import com.maddyhome.idea.vim.helper.StrictMode
@@ -53,15 +53,12 @@ import com.maddyhome.idea.vim.helper.fileSize
 import com.maddyhome.idea.vim.helper.getTopLevelEditor
 import com.maddyhome.idea.vim.helper.inExMode
 import com.maddyhome.idea.vim.helper.isTemplateActive
-import com.maddyhome.idea.vim.helper.replaceMask
 import com.maddyhome.idea.vim.helper.vimChangeActionSwitchMode
 import com.maddyhome.idea.vim.helper.vimLastSelectionType
 import com.maddyhome.idea.vim.impl.state.VimStateMachineImpl
 import com.maddyhome.idea.vim.state.mode.Mode
 import com.maddyhome.idea.vim.state.mode.SelectionType
 import com.maddyhome.idea.vim.state.mode.inBlockSelection
-import com.maddyhome.idea.vim.undo.VimKeyBasedUndoService
-import com.maddyhome.idea.vim.undo.VimTimestampBasedUndoService
 import org.jetbrains.annotations.ApiStatus
 import java.lang.System.identityHashCode
 
@@ -78,11 +75,6 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor, VimEditorBase(
   // TBH, I don't like the names. Need to think a bit more about this
   val editor = editor.getTopLevelEditor()
   val originalEditor = editor
-  override var replaceMask: VimEditorReplaceMask?
-    get() = editor.replaceMask
-    set(value) {
-      editor.replaceMask = value
-    }
 
   override fun updateMode(mode: Mode) {
     (injector.vimState as VimStateMachineImpl).mode = mode
@@ -99,7 +91,7 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor, VimEditorBase(
       editor.vimChangeActionSwitchMode = value
     }
   override val indentConfig: VimIndentConfig
-    get() = IndentConfig.create(editor)
+    get() = create(editor)
 
   override fun fileSize(): Long = editor.fileSize.toLong()
 
@@ -142,13 +134,7 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor, VimEditorBase(
 
   override fun insertText(caret: VimCaret, atPosition: Int, text: CharSequence) {
     if (injector.vimState.mode is Mode.INSERT) {
-      val undo = injector.undo
-      when (undo) {
-        is VimKeyBasedUndoService -> undo.setInsertNonMergeUndoKey()
-        is VimTimestampBasedUndoService -> {
-          undo.startInsertSequence(caret, atPosition, System.nanoTime())
-        }
-      }
+      injector.undo.startInsertSequence(caret, atPosition, System.nanoTime())
     }
     editor.document.insertString(atPosition, text)
   }
@@ -412,8 +398,8 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor, VimEditorBase(
     return editor.visualPositionToOffset(VisualPosition(position.line, position.column, position.leansRight))
   }
 
-  override fun exitInsertMode(context: ExecutionContext) {
-    editor.exitInsertMode(context.ij)
+  override fun exitInsertMode(context: ExecutionContext, operatorArguments: OperatorArguments) {
+    editor.exitInsertMode(context.ij, operatorArguments)
   }
 
   override fun exitSelectModeNative(adjustCaret: Boolean) {
@@ -485,7 +471,6 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor, VimEditorBase(
     get() = (editor as? EditorEx)?.isInsertMode ?: false
     set(value) {
       (editor as? EditorEx)?.isInsertMode = value
-      forgetAllReplaceMasks()
     }
 
   override val document: VimDocument
@@ -557,7 +542,7 @@ internal class InsertTimeRecorder: ModeChangeListener {
   override fun modeChanged(editor: VimEditor, oldMode: Mode) {
     editor as IjVimEditor
     if (oldMode == Mode.INSERT) {
-      val undo = injector.undo as? VimTimestampBasedUndoService ?: return
+      val undo = injector.undo
       val nanoTime = System.nanoTime()
       editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
     }

src/main/java/com/maddyhome/idea/vim/newapi/IjVimInjector.kt

@@ -22,6 +22,7 @@ import com.maddyhome.idea.vim.api.VimApplication
 import com.maddyhome.idea.vim.api.VimChangeGroup
 import com.maddyhome.idea.vim.api.VimClipboardManager
 import com.maddyhome.idea.vim.api.VimCommandGroup
+import com.maddyhome.idea.vim.api.VimCommandLine
 import com.maddyhome.idea.vim.api.VimCommandLineService
 import com.maddyhome.idea.vim.api.VimDigraphGroup
 import com.maddyhome.idea.vim.api.VimEditor

src/main/java/com/maddyhome/idea/vim/newapi/IjVimSearchGroup.kt

@@ -18,8 +18,11 @@ import com.intellij.openapi.editor.event.DocumentEvent
 import com.intellij.openapi.editor.event.DocumentListener
 import com.intellij.openapi.editor.markup.RangeHighlighter
 import com.intellij.openapi.fileEditor.FileEditorManagerEvent
+import com.intellij.openapi.util.Ref
 import com.maddyhome.idea.vim.VimPlugin
+import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.Options
+import com.maddyhome.idea.vim.api.VimCaret
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimSearchGroupBase
 import com.maddyhome.idea.vim.api.globalOptions
@@ -27,16 +30,21 @@ import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.common.Direction
 import com.maddyhome.idea.vim.common.Direction.Companion.fromInt
 import com.maddyhome.idea.vim.diagnostic.vimLogger
+import com.maddyhome.idea.vim.helper.MessageHelper
+import com.maddyhome.idea.vim.helper.TestInputModel.Companion.getInstance
 import com.maddyhome.idea.vim.helper.addSubstitutionConfirmationHighlight
 import com.maddyhome.idea.vim.helper.highlightSearchResults
+import com.maddyhome.idea.vim.helper.isCloseKeyStroke
 import com.maddyhome.idea.vim.helper.shouldIgnoreCase
 import com.maddyhome.idea.vim.helper.updateSearchHighlights
 import com.maddyhome.idea.vim.helper.vimLastHighlighters
 import com.maddyhome.idea.vim.options.GlobalOptionChangeListener
+import com.maddyhome.idea.vim.ui.ModalEntry
 import com.maddyhome.idea.vim.vimscript.model.functions.handlers.SubmatchFunctionHandler
 import org.jdom.Element
 import org.jetbrains.annotations.Contract
 import org.jetbrains.annotations.TestOnly
+import javax.swing.KeyStroke
 
 @State(
   name = "VimSearchSettings",
@@ -44,7 +52,7 @@ import org.jetbrains.annotations.TestOnly
 )
 open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Element> {
   companion object {
-    private val logger by lazy { vimLogger<IjVimSearchGroup>() }
+    private val logger = vimLogger<IjVimSearchGroup>()
   }
 
   init {
@@ -104,25 +112,27 @@ open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Ele
     return IjSearchHighlight(ijEditor, highlighter)
   }
 
+  override fun setLatestMatch(match: String) {
+    SubmatchFunctionHandler.getInstance().latestMatch = match
+  }
+
+  override fun replaceString(
+    editor: VimEditor,
+    startOffset: Int,
+    endOffset: Int,
+    newString: String,
+  ) {
+    ApplicationManager.getApplication().runWriteAction {
+      (editor as IjVimEditor).editor.document.replaceString(startOffset, endOffset, newString)
+    }
+  }
+
   @TestOnly
   override fun resetState() {
     super.resetState()
     showSearchHighlight = injector.globalOptions().hlsearch
   }
 
-  override fun isSomeTextHighlighted(): Boolean {
-    val vimEditors = injector.editorGroup.getEditors().filter {
-      (injector.application.isUnitTest() || it.ij.component.isShowing)
-    }
-    for (vimEditor in vimEditors) {
-      val editor = vimEditor.ij
-      if (editor.vimLastHighlighters != null) {
-        return true
-      }
-    }
-    return false
-  }
-
   override fun setShouldShowSearchHighlights() {
     showSearchHighlight = injector.globalOptions().hlsearch
   }

src/main/java/com/maddyhome/idea/vim/package-info.java

@@ -0,0 +1,718 @@
+/*
+ * Copyright 2003-2023 The IdeaVim authors
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE.txt file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+/**
+ * IdeaVim command index.
+ *
+ *
+ * 1. Insert mode
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |i_CTRL-@|             {@link com.maddyhome.idea.vim.action.change.insert.InsertPreviousInsertExitAction}
+ * |i_CTRL-A|             {@link com.maddyhome.idea.vim.action.change.insert.InsertPreviousInsertAction}
+ * |i_CTRL-C|             {@link com.maddyhome.idea.vim.action.change.insert.InsertExitModeAction}
+ * |i_CTRL-D|             {@link com.maddyhome.idea.vim.action.change.shift.ShiftLeftLinesAction}
+ * |i_CTRL-E|             {@link com.maddyhome.idea.vim.action.change.insert.InsertCharacterBelowCursorAction}
+ * |i_CTRL-G_j|           TO BE IMPLEMENTED
+ * |i_CTRL-G_k|           TO BE IMPLEMENTED
+ * |i_CTRL-G_u|           TO BE IMPLEMENTED
+ * |i_<BS>|               {@link com.maddyhome.idea.vim.action.editor.VimEditorBackSpace}
+ * |i_digraph|            IdeaVim enter digraph
+ * |i_CTRL-H|             IntelliJ editor backspace
+ * |i_<Tab>|              {@link com.maddyhome.idea.vim.action.editor.VimEditorTab}
+ * |i_CTRL-I|             IntelliJ editor tab
+ * |i_<NL>|               {@link com.maddyhome.idea.vim.action.change.insert.InsertEnterAction}
+ * |i_CTRL-J|             TO BE IMPLEMENTED
+ * |i_CTRL-K|             {@link com.maddyhome.idea.vim.action.change.insert.InsertCompletedDigraphAction}
+ * |i_CTRL-L|             TO BE IMPLEMENTED
+ * |i_<CR>|               {@link com.maddyhome.idea.vim.action.change.insert.InsertEnterAction}
+ * |i_CTRL-M|             {@link com.maddyhome.idea.vim.action.change.insert.InsertEnterAction}
+ * |i_CTRL-N|             {@link com.maddyhome.idea.vim.action.window.LookupDownAction}
+ * |i_CTRL-O|             {@link com.maddyhome.idea.vim.action.change.insert.InsertSingleCommandAction}
+ * |i_CTRL-P|             {@link com.maddyhome.idea.vim.action.window.LookupUpAction}
+ * |i_CTRL-Q|             TO BE IMPLEMENTED
+ * |i_CTRL-R|             {@link com.maddyhome.idea.vim.action.change.insert.InsertRegisterAction}
+ * |i_CTRL-R_CTRL-R|      TO BE IMPLEMENTED
+ * |i_CTRL-R_CTRL-O|      TO BE IMPLEMENTED
+ * |i_CTRL-R_CTRL-P|      TO BE IMPLEMENTED
+ * |i_CTRL-T|             {@link com.maddyhome.idea.vim.action.change.shift.ShiftRightLinesAction}
+ * |i_CTRL-U|             {@link com.maddyhome.idea.vim.action.change.insert.InsertDeleteInsertedTextAction}
+ * |i_CTRL-V|             {@link com.maddyhome.idea.vim.action.change.insert.InsertCompletedLiteralAction}
+ * |i_CTRL-V_digit|       {@link com.maddyhome.idea.vim.action.change.insert.InsertCompletedLiteralAction}
+ * |i_CTRL-W|             {@link com.maddyhome.idea.vim.action.change.insert.InsertDeletePreviousWordAction}
+ * |i_CTRL-X|             TO BE IMPLEMENTED
+ * |i_CTRL-Y|             {@link com.maddyhome.idea.vim.action.change.insert.InsertCharacterAboveCursorAction}
+ * |i_CTRL-Z|             TO BE IMPLEMENTED
+ * |i_<Esc>|              {@link com.maddyhome.idea.vim.action.change.insert.InsertExitModeAction}
+ * |i_CTRL-[|             {@link com.maddyhome.idea.vim.action.change.insert.InsertExitModeAction}
+ * |i_CTRL-\_CTRL-N|      {@link com.maddyhome.idea.vim.action.ResetModeAction}
+ * |i_CTRL-\_CTRL-G|      TO BE IMPLEMENTED
+ * |i_CTRL-]}             TO BE IMPLEMENTED
+ * |i_CTRL-^|             TO BE IMPLEMENTED
+ * |i_CTRL-_|             TO BE IMPLEMENTED
+ * |i_0_CTRL-D|           TO BE IMPLEMENTED
+ * |i_^_CTRL-D|           TO BE IMPLEMENTED
+ * |i_<Del>|              {@link com.maddyhome.idea.vim.action.editor.VimEditorDelete}
+ * |i_<Left>|             {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLeftInsertModeAction}
+ * |i_<S-Left>|           {@link com.maddyhome.idea.vim.action.motion.text.MotionWordLeftInsertAction}
+ * |i_<C-Left>|           {@link com.maddyhome.idea.vim.action.motion.text.MotionWordLeftInsertAction}
+ * |i_<Right>|            {@link com.maddyhome.idea.vim.action.motion.leftright.MotionRightInsertAction}
+ * |i_<S-Right>|          {@link com.maddyhome.idea.vim.action.motion.text.MotionWordRightInsertAction}
+ * |i_<C-Right>|          {@link com.maddyhome.idea.vim.action.motion.text.MotionWordRightInsertAction}
+ * |i_<Up>|               {@link com.maddyhome.idea.vim.action.editor.VimEditorUp}
+ * |i_<S-Up>|             {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageUpInsertModeAction}
+ * |i_<Down>|             {@link com.maddyhome.idea.vim.action.editor.VimEditorDown}
+ * |i_<S-Down>|           {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageDownInsertModeAction}
+ * |i_<Home>|             {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstColumnInsertModeAction}
+ * |i_<C-Home>|           {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineFirstInsertAction}
+ * |i_<End>|              {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastColumnInsertAction}
+ * |i_<C-End>|            {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineLastEndInsertAction}
+ * |i_<Insert>|           {@link com.maddyhome.idea.vim.action.change.insert.InsertInsertAction}
+ * |i_<PageUp>|           {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageUpInsertModeAction}
+ * |i_<PageDown>|         {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageDownInsertModeAction}
+ * |i_<F1>|               IntelliJ help
+ * |i_<Insert>|           IntelliJ editor toggle insert/replace
+ * |i_CTRL-X_index|       TO BE IMPLEMENTED
+ *
+ *
+ * 2. Normal mode
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |CTRL-A|               {@link com.maddyhome.idea.vim.action.change.change.number.ChangeNumberIncAction}
+ * |CTRL-B|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageUpAction}
+ * |CTRL-C|               TO BE IMPLEMENTED
+ * |CTRL-D|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollHalfPageDownAction}
+ * |CTRL-E|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLineDownAction}
+ * |CTRL-F|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageDownAction}
+ * |CTRL-G|               {@link com.maddyhome.idea.vim.action.file.FileGetFileInfoAction}
+ * |<BS>|                 {@link com.maddyhome.idea.vim.action.motion.leftright.MotionBackspaceAction}
+ * |CTRL-H|               {@link com.maddyhome.idea.vim.action.motion.leftright.MotionBackspaceAction}
+ * |<Tab>|                TO BE IMPLEMENTED
+ * |CTRL-I|               {@link com.maddyhome.idea.vim.action.motion.mark.MotionJumpNextAction}
+ * |<NL>|                 {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownNotLineWiseAction}
+ * |CTRL-J|               TO BE IMPLEMENTED
+ * |CTRL-L|               not applicable
+ * |<CR>|                 {@link com.maddyhome.idea.vim.action.motion.updown.EnterNormalAction}
+ * |CTRL-M|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownFirstNonSpaceAction}
+ * |CTRL-N|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownCtrlNAction}
+ * |CTRL-O|               {@link com.maddyhome.idea.vim.action.motion.mark.MotionJumpPreviousAction}
+ * |CTRL-P|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionUpCtrlPAction}
+ * |CTRL-R|               {@link com.maddyhome.idea.vim.action.change.RedoAction}
+ * |CTRL-T|               TO BE IMPLEMENTED
+ * |CTRL-U|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollHalfPageUpAction}
+ * |CTRL-V|               {@link com.maddyhome.idea.vim.action.motion.visual.VisualToggleBlockModeAction}
+ * |CTRL-W|               see window commands
+ * |CTRL-X|               {@link com.maddyhome.idea.vim.action.change.change.number.ChangeNumberDecAction}
+ * |CTRL-Y|               {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLineUpAction}
+ * |CTRL-Z|               TO BE IMPLEMENTED
+ * |CTRL-]|               {@link com.maddyhome.idea.vim.action.motion.search.GotoDeclarationAction}
+ * |CTRL-6|               {@link com.maddyhome.idea.vim.action.file.FilePreviousAction}
+ * |CTRL-\CTRL-N|         {@link com.maddyhome.idea.vim.action.ResetModeAction}
+ * |<Space>|              {@link com.maddyhome.idea.vim.action.motion.leftright.MotionSpaceAction}
+ * |!|                    {@link com.maddyhome.idea.vim.action.change.change.FilterMotionAction}
+ * |!!|                   translated to !_
+ * |quote|                handled by command key parser
+ * |#|                    {@link com.maddyhome.idea.vim.action.motion.search.SearchWholeWordBackwardAction}
+ * |$|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastColumnAction}
+ * |%|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionPercentOrMatchAction}
+ * |&|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeLastSearchReplaceAction}
+ * |'|                    {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoMarkLineAction}
+ * |''|                   ?
+ * ...
+ * |(|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionSentencePreviousStartAction}
+ * |)|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionSentenceNextStartAction}
+ * |star|                 {@link com.maddyhome.idea.vim.action.motion.search.SearchWholeWordForwardAction}
+ * |+|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownFirstNonSpaceAction}
+ * |,|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastMatchCharReverseAction}
+ * |-|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionUpFirstNonSpaceAction}
+ * |.|                    {@link com.maddyhome.idea.vim.action.change.RepeatChangeAction}
+ * |/|                    {@link com.maddyhome.idea.vim.action.motion.search.SearchEntryFwdAction}
+ * |:|                    {@link com.maddyhome.idea.vim.action.ex.ExEntryAction}
+ * |;|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastMatchCharAction}
+ * |<|                    {@link com.maddyhome.idea.vim.action.change.shift.ShiftLeftMotionAction}
+ * |<<|                   translated to <_
+ * |=|                    {@link com.maddyhome.idea.vim.action.change.shift.AutoIndentMotionAction}
+ * |==|                   translated to =_
+ * |>|                    {@link com.maddyhome.idea.vim.action.change.shift.ShiftRightMotionAction}
+ * |>>|                   translated to >_
+ * |?|                    {@link com.maddyhome.idea.vim.action.motion.search.SearchEntryRevAction}
+ * |@|                    {@link com.maddyhome.idea.vim.action.macro.PlaybackRegisterAction}
+ * |A|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertAfterLineEndAction}
+ * |B|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionBigWordLeftAction}
+ * |C|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeEndOfLineAction}
+ * |D|                    {@link com.maddyhome.idea.vim.action.change.delete.DeleteEndOfLineAction}
+ * |E|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionBigWordEndRightAction}
+ * |F|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLeftMatchCharAction}
+ * |G|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineLastAction}
+ * |H|                    {@link com.maddyhome.idea.vim.action.motion.screen.MotionFirstScreenLineAction}
+ * |H|                    {@link com.maddyhome.idea.vim.action.motion.screen.MotionOpPendingFirstScreenLineAction}
+ * |I|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertBeforeFirstNonBlankAction}
+ * |J|                    {@link com.maddyhome.idea.vim.action.change.delete.DeleteJoinLinesSpacesAction}
+ * |K|                    {@link com.maddyhome.idea.vim.action.editor.VimQuickJavaDoc}
+ * |L|                    {@link com.maddyhome.idea.vim.action.motion.screen.MotionLastScreenLineAction}
+ * |L|                    {@link com.maddyhome.idea.vim.action.motion.screen.MotionOpPendingLastScreenLineAction}
+ * |M|                    {@link com.maddyhome.idea.vim.action.motion.screen.MotionMiddleScreenLineAction}
+ * |N|                    {@link com.maddyhome.idea.vim.action.motion.search.SearchAgainPreviousAction}
+ * |O|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertNewLineAboveAction}
+ * |P|                    {@link com.maddyhome.idea.vim.action.copy.PutTextBeforeCursorAction}
+ * |Q|                    TO BE IMPLEMENTED
+ * |R|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeReplaceAction}
+ * |S|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeLineAction}
+ * |T|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLeftTillMatchCharAction}
+ * |U|                    ?
+ * |V|                    {@link com.maddyhome.idea.vim.action.motion.visual.VisualToggleLineModeAction}
+ * |W|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionBigWordRightAction}
+ * |X|                    {@link com.maddyhome.idea.vim.action.change.delete.DeleteCharacterLeftAction}
+ * |Y|                    {@link com.maddyhome.idea.vim.action.copy.YankLineAction}
+ * |ZZ|                   {@link com.maddyhome.idea.vim.action.file.FileSaveCloseAction}
+ * |ZQ|                   {@link com.maddyhome.idea.vim.action.file.FileSaveCloseAction}
+ * |[|                    see bracket commands
+ * |]|                    see bracket commands
+ * |^|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstNonSpaceAction}
+ * |_|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownLess1FirstNonSpaceAction}
+ * |`|                    {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoMarkAction}
+ * |``|                   ?
+ * ...
+ * |0|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstColumnAction}
+ * |a|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertAfterCursorAction}
+ * |b|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionWordLeftAction}
+ * |c|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeMotionAction}
+ * |cc|                   translated to c_
+ * |d|                    {@link com.maddyhome.idea.vim.action.change.delete.DeleteMotionAction}
+ * |dd|                   translated to d_
+ * |do|                   TO BE IMPLEMENTED
+ * |dp|                   TO BE IMPLEMENTED
+ * |e|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionWordEndRightAction}
+ * |f|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionRightMatchCharAction}
+ * |g|                    see commands starting with 'g'
+ * |h|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLeftAction}
+ * |i|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertBeforeCursorAction}
+ * |j|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionDownAction}
+ * |k|                    {@link com.maddyhome.idea.vim.action.motion.updown.MotionUpAction}
+ * |l|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionRightAction}
+ * |m|                    {@link com.maddyhome.idea.vim.action.motion.mark.MotionMarkAction}
+ * |n|                    {@link com.maddyhome.idea.vim.action.motion.search.SearchAgainNextAction}
+ * |o|                    {@link com.maddyhome.idea.vim.action.change.insert.InsertNewLineBelowAction}
+ * |p|                    {@link com.maddyhome.idea.vim.action.copy.PutTextAfterCursorAction}
+ * |q|                    {@link com.maddyhome.idea.vim.action.macro.ToggleRecordingAction}
+ * |r|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeCharacterAction}
+ * |s|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeCharactersAction}
+ * |t|                    {@link com.maddyhome.idea.vim.action.motion.leftright.MotionRightTillMatchCharAction}
+ * |u|                    {@link com.maddyhome.idea.vim.action.change.UndoAction}
+ * |v|                    {@link com.maddyhome.idea.vim.action.motion.visual.VisualToggleCharacterModeAction}
+ * |w|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionWordRightAction}
+ * |x|                    {@link com.maddyhome.idea.vim.action.change.delete.DeleteCharacterRightAction}
+ * |y|                    {@link com.maddyhome.idea.vim.action.copy.YankMotionAction}
+ * |yy|                   translated to y_
+ * |z|                    see commands starting with 'z'
+ * |{|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionParagraphPreviousAction}
+ * |bar|                  {@link com.maddyhome.idea.vim.action.motion.leftright.MotionColumnAction}
+ * |}|                    {@link com.maddyhome.idea.vim.action.motion.text.MotionParagraphNextAction}
+ * |~|                    {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseToggleCharacterAction}
+ * |<C-End>|              {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineLastEndAction}
+ * |<C-Home>|             {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineFirstAction}
+ * |<C-Left>|             {@link com.maddyhome.idea.vim.action.motion.text.MotionWordLeftAction}
+ * |<C-Right>|            {@link com.maddyhome.idea.vim.action.motion.text.MotionWordRightAction}
+ * |<C-Down>|             {@link com.maddyhome.idea.vim.action.motion.scroll.CtrlDownAction}
+ * |<C-Up>|               {@link com.maddyhome.idea.vim.action.motion.scroll.CtrlUpAction}
+ * |<Del>|                {@link com.maddyhome.idea.vim.action.change.delete.DeleteCharacterAction}
+ * |<Down>|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionArrowDownAction}
+ * |<End>|                {@link com.maddyhome.idea.vim.action.motion.leftright.MotionEndAction}
+ * |<F1>|                 IntelliJ help
+ * |<Home>|               {@link com.maddyhome.idea.vim.action.motion.leftright.MotionHomeAction}
+ * |<Insert>|             {@link com.maddyhome.idea.vim.action.change.insert.InsertBeforeCursorAction}
+ * |<Left>|               {@link com.maddyhome.idea.vim.action.motion.leftright.MotionArrowLeftAction}
+ * |<PageDown>|           {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageDownAction}
+ * |<PageUp>|             {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollPageUpAction}
+ * |<Right>|              {@link com.maddyhome.idea.vim.action.motion.leftright.MotionArrowRightAction}
+ * |<S-Down>|             {@link com.maddyhome.idea.vim.action.motion.updown.MotionShiftDownAction}
+ * |<S-Left>|             {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftLeftAction}
+ * |<S-Right>|            {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftRightAction}
+ * |<S-Up>|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionShiftUpAction}
+ * |<S-Home>|             {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftHomeAction}
+ * |<S-End>|              {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftEndAction}
+ * |<Up>|                 {@link com.maddyhome.idea.vim.action.motion.updown.MotionArrowUpAction}
+ *
+ *
+ * 2.1. Text objects
+ *
+ * Text object commands are listed in the visual mode section.
+ *
+ *
+ * 2.2. Window commands
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |CTRL-W_+|             TO BE IMPLEMENTED
+ * |CTRL-W_-|             TO BE IMPLEMENTED
+ * |CTRL-W_<|             TO BE IMPLEMENTED
+ * |CTRL-W_=|             TO BE IMPLEMENTED
+ * |CTRL-W_>|             TO BE IMPLEMENTED
+ * |CTRL-W_H|             TO BE IMPLEMENTED
+ * |CTRL-W_J|             TO BE IMPLEMENTED
+ * |CTRL-W_K|             TO BE IMPLEMENTED
+ * |CTRL-W_L|             TO BE IMPLEMENTED
+ * |CTRL-W_P|             TO BE IMPLEMENTED
+ * |CTRL-W_R|             TO BE IMPLEMENTED
+ * |CTRL-W_S|             {@link com.maddyhome.idea.vim.action.window.HorizontalSplitAction}
+ * |CTRL-W_T|             TO BE IMPLEMENTED
+ * |CTRL-W_W|             {@link com.maddyhome.idea.vim.action.window.WindowPrevAction}
+ * |CTRL-W_]|             TO BE IMPLEMENTED
+ * |CTRL-W_^|             TO BE IMPLEMENTED
+ * |CTRL-W__|             TO BE IMPLEMENTED
+ * |CTRL-W_b|             TO BE IMPLEMENTED
+ * |CTRL-W_c|             {@link com.maddyhome.idea.vim.action.window.CloseWindowAction}
+ * |CTRL-W_d|             TO BE IMPLEMENTED
+ * |CTRL-W_f|             TO BE IMPLEMENTED
+ * |CTRL-W-F|             TO BE IMPLEMENTED
+ * |CTRL-W-g]|            TO BE IMPLEMENTED
+ * |CTRL-W-g}|            TO BE IMPLEMENTED
+ * |CTRL-W-gf|            TO BE IMPLEMENTED
+ * |CTRL-W-gF|            TO BE IMPLEMENTED
+ * |CTRL-W_h|             {@link com.maddyhome.idea.vim.action.window.WindowLeftAction}
+ * |CTRL-W_i|             TO BE IMPLEMENTED
+ * |CTRL-W_j|             {@link com.maddyhome.idea.vim.action.window.WindowDownAction}
+ * |CTRL-W_k|             {@link com.maddyhome.idea.vim.action.window.WindowUpAction}
+ * |CTRL-W_l|             {@link com.maddyhome.idea.vim.action.window.WindowRightAction}
+ * |CTRL-W_n|             TO BE IMPLEMENTED
+ * |CTRL-W_o|             {@link com.maddyhome.idea.vim.action.window.WindowOnlyAction}
+ * |CTRL-W_p|             TO BE IMPLEMENTED
+ * |CTRL-W_q|             TO BE IMPLEMENTED
+ * |CTRL-W_r|             TO BE IMPLEMENTED
+ * |CTRL-W_s|             {@link com.maddyhome.idea.vim.action.window.HorizontalSplitAction}
+ * |CTRL-W_t|             TO BE IMPLEMENTED
+ * |CTRL-W_v|             {@link com.maddyhome.idea.vim.action.window.VerticalSplitAction}
+ * |CTRL-W_w|             {@link com.maddyhome.idea.vim.action.window.WindowNextAction}
+ * |CTRL-W_x|             TO BE IMPLEMENTED
+ * |CTRL-W_z|             TO BE IMPLEMENTED
+ * |CTRL-W_bar|           TO BE IMPLEMENTED
+ * |CTRL-W_}|             TO BE IMPLEMENTED
+ * |CTRL-W_<Down>|        {@link com.maddyhome.idea.vim.action.window.WindowDownAction}
+ * |CTRL-W_<Up>|          {@link com.maddyhome.idea.vim.action.window.WindowUpAction}
+ * |CTRL-W_<Left>|        {@link com.maddyhome.idea.vim.action.window.WindowLeftAction}
+ * |CTRL-W_<Right>|       {@link com.maddyhome.idea.vim.action.window.WindowRightAction}
+ * |CTRL-W_CTRL-H|        {@link com.maddyhome.idea.vim.action.window.WindowLeftAction}
+ * |CTRL-W_CTRL-J|        {@link com.maddyhome.idea.vim.action.window.WindowDownAction}
+ * |CTRL-W_CTRL-K|        {@link com.maddyhome.idea.vim.action.window.WindowUpAction}
+ * |CTRL-W_CTRL-L|        {@link com.maddyhome.idea.vim.action.window.WindowRightAction}
+ *
+ *
+ * 2.3. Square bracket commands
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ * |[_CTRL-D|             TO BE IMPLEMENTED
+ * |[_CTRL-I|             TO BE IMPLEMENTED
+ * |[#|                   TO BE IMPLEMENTED
+ * |['|                   TO BE IMPLEMENTED
+ * |[(|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionUnmatchedParenOpenAction}
+ * |[star|                TO BE IMPLEMENTED
+ * |[`|                   TO BE IMPLEMENTED
+ * |[/|                   TO BE IMPLEMENTED
+ * |[D|                   TO BE IMPLEMENTED
+ * |[I|                   TO BE IMPLEMENTED
+ * |[M|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMethodPreviousEndAction}
+ * |[P|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextBeforeCursorNoIndentAction}
+ * |[P|                   {@link com.maddyhome.idea.vim.action.copy.PutTextBeforeCursorNoIndentAction}
+ * |[[|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSectionBackwardStartAction}
+ * |[]|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSectionBackwardEndAction}
+ * |[c|                   TO BE IMPLEMENTED
+ * |[d|                   TO BE IMPLEMENTED
+ * |[f|                   TO BE IMPLEMENTED
+ * |[i|                   TO BE IMPLEMENTED
+ * |[m|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMethodPreviousStartAction}
+ * |[p|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextAfterCursorNoIndentAction}
+ * |[p|                   {@link com.maddyhome.idea.vim.action.copy.PutTextAfterCursorNoIndentAction}
+ * |[s|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMisspelledWordPreviousAction}
+ * |[z|                   TO BE IMPLEMENTED
+ * |[{|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionUnmatchedBraceOpenAction}
+ * |]_CTRL-D|             TO BE IMPLEMENTED
+ * |]_CTRL-I|             TO BE IMPLEMENTED
+ * |]#|                   TO BE IMPLEMENTED
+ * |]'|                   TO BE IMPLEMENTED
+ * |])|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionUnmatchedParenCloseAction}
+ * |]star|                TO BE IMPLEMENTED
+ * |]`|                   TO BE IMPLEMENTED
+ * |]/|                   TO BE IMPLEMENTED
+ * |]D|                   TO BE IMPLEMENTED
+ * |]I|                   TO BE IMPLEMENTED
+ * |]M|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMethodNextEndAction}
+ * |]P|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextBeforeCursorNoIndentAction}
+ * |]P|                   {@link com.maddyhome.idea.vim.action.copy.PutTextBeforeCursorNoIndentAction}
+ * |][|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSectionForwardEndAction}
+ * |]]|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSectionForwardStartAction}
+ * |]c|                   TO BE IMPLEMENTED
+ * |]d|                   TO BE IMPLEMENTED
+ * |]f|                   TO BE IMPLEMENTED
+ * |]i|                   TO BE IMPLEMENTED
+ * |]m|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMethodNextStartAction}
+ * |]p|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextAfterCursorNoIndentAction}
+ * |]p|                   {@link com.maddyhome.idea.vim.action.copy.PutTextAfterCursorNoIndentAction}
+ * |]s|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionMisspelledWordNextAction}
+ * |]z|                   TO BE IMPLEMENTED
+ * |]}|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionUnmatchedBraceCloseAction}
+ *
+ *
+ * 2.4. Commands starting with 'g'
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |g_CTRL-A|             not applicable
+ * |g_CTRL-G|             {@link com.maddyhome.idea.vim.action.file.FileGetLocationInfoAction}
+ * |g_CTRL-H|             {@link com.maddyhome.idea.vim.action.motion.select.SelectEnableBlockModeAction}
+ * |g_CTRL-]|             TO BE IMPLEMENTED
+ * |g#|                   {@link com.maddyhome.idea.vim.action.motion.search.SearchWordBackwardAction}
+ * |g$|                   {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastScreenColumnAction}
+ * |g&|                   {@link com.maddyhome.idea.vim.action.change.change.ChangeLastGlobalSearchReplaceAction}
+ * |v_g'|                 {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoFileMarkLineNoSaveJumpAction}
+ * |g'|                   {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoMarkLineNoSaveJumpAction}
+ * |g`|                   {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoMarkNoSaveJumpAction}
+ * |gstar|                {@link com.maddyhome.idea.vim.action.motion.search.SearchWordForwardAction}
+ * |g+|                   TO BE IMPLEMENTED
+ * |g,|                   TO BE IMPLEMENTED
+ * |g-|                   TO BE IMPLEMENTED
+ * |g0|                   {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstScreenColumnAction}
+ * |g8|                   {@link com.maddyhome.idea.vim.action.file.FileGetHexAction}
+ * |g;|                   TO BE IMPLEMENTED
+ * |g<|                   TO BE IMPLEMENTED
+ * |g?|                   TO BE IMPLEMENTED
+ * |g?g?|                 TO BE IMPLEMENTED
+ * |gD|                   {@link com.maddyhome.idea.vim.action.motion.search.GotoDeclarationAction}
+ * |gE|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionBigWordEndLeftAction}
+ * |gF|                   TO BE IMPLEMENTED
+ * |gH|                   {@link com.maddyhome.idea.vim.action.motion.select.SelectEnableLineModeAction}
+ * |gI|                   {@link com.maddyhome.idea.vim.action.change.insert.InsertLineStartAction}
+ * |gJ|                   {@link com.maddyhome.idea.vim.action.change.delete.DeleteJoinLinesAction}
+ * |gN|                   {@link com.maddyhome.idea.vim.action.motion.gn.VisualSelectPreviousSearch}
+ * |gN|                   {@link com.maddyhome.idea.vim.action.motion.gn.GnPreviousTextObject}
+ * |gP|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextBeforeCursorMoveCursorAction}
+ * |gP|                   {@link com.maddyhome.idea.vim.action.copy.PutTextBeforeCursorActionMoveCursor}
+ * |gQ|                   TO BE IMPLEMENTED
+ * |gR|                   TO BE IMPLEMENTED
+ * |gT|                   {@link com.maddyhome.idea.vim.action.window.tabs.PreviousTabAction}
+ * |gU|                   {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseUpperMotionAction}
+ * |gV|                   TO BE IMPLEMENTED
+ * |g]|                   TO BE IMPLEMENTED
+ * |g^|                   {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstScreenNonSpaceAction}
+ * |g_|                   {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastNonSpaceAction}
+ * |ga|                   {@link com.maddyhome.idea.vim.action.file.FileGetAsciiAction}
+ * |gd|                   {@link com.maddyhome.idea.vim.action.motion.search.GotoDeclarationAction}
+ * |ge|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionWordEndLeftAction}
+ * |gf|                   TO BE IMPLEMENTED
+ * |gg|                   {@link com.maddyhome.idea.vim.action.motion.updown.MotionGotoLineFirstAction}
+ * |gh|                   {@link com.maddyhome.idea.vim.action.motion.select.SelectEnableCharacterModeAction}
+ * |gi|                   {@link com.maddyhome.idea.vim.action.change.insert.InsertAtPreviousInsertAction}
+ * |gj|                   TO BE IMPLEMENTED
+ * |gk|                   {@link com.maddyhome.idea.vim.action.motion.updown.MotionUpNotLineWiseAction}
+ * |gn|                   {@link com.maddyhome.idea.vim.action.motion.gn.VisualSelectNextSearch}
+ * |gn|                   {@link com.maddyhome.idea.vim.action.motion.gn.GnNextTextObject}
+ * |gm|                   {@link com.maddyhome.idea.vim.action.motion.leftright.MotionMiddleColumnAction}
+ * |go|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionNthCharacterAction}
+ * |gp|                   {@link com.maddyhome.idea.vim.action.copy.PutVisualTextAfterCursorMoveCursorAction}
+ * |gp|                   {@link com.maddyhome.idea.vim.action.copy.PutTextAfterCursorActionMoveCursor}
+ * |gq|                   {@link com.maddyhome.idea.vim.action.change.change.ReformatCodeMotionAction}
+ * |gr|                   TO BE IMPLEMENTED
+ * |gs|                   TO BE IMPLEMENTED
+ * |gt|                   {@link com.maddyhome.idea.vim.action.window.tabs.NextTabAction}
+ * |gu|                   {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseLowerMotionAction}
+ * |gv|                   {@link com.maddyhome.idea.vim.action.motion.visual.VisualSelectPreviousAction}
+ * |gw|                   TO BE IMPLEMENTED
+ * |g@|                   {@link com.maddyhome.idea.vim.action.change.OperatorAction}
+ * |g~|                   {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseToggleMotionAction}
+ * |g<Down>|              TO BE IMPLEMENTED
+ * |g<End>|               {@link com.maddyhome.idea.vim.action.motion.leftright.MotionLastScreenColumnAction}
+ * |g<Home>|              {@link com.maddyhome.idea.vim.action.motion.leftright.MotionFirstScreenColumnAction}
+ * |g<Up>|                {@link com.maddyhome.idea.vim.action.motion.updown.MotionUpNotLineWiseAction}
+ *
+ *
+ * 2.5. Commands starting with 'z'
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ * |z<CR>|                {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollFirstScreenLineStartAction}
+ * |z+|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollFirstScreenLinePageStartAction}
+ * |z-|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLastScreenLineStartAction}
+ * |z.|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollMiddleScreenLineStartAction}
+ * |z=|                   TO BE IMPLEMENTED
+ * |zA|                   TO BE IMPLEMENTED
+ * |zC|                   {@link com.maddyhome.idea.vim.action.fold.VimCollapseRegionRecursively}
+ * |zD|                   TO BE IMPLEMENTED
+ * |zE|                   TO BE IMPLEMENTED
+ * |zF|                   TO BE IMPLEMENTED
+ * |zG|                   TO BE IMPLEMENTED
+ * |zH|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollHalfWidthLeftAction}
+ * |zL|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollHalfWidthRightAction}
+ * |zM|                   {@link com.maddyhome.idea.vim.action.fold.VimCollapseAllRegions}
+ * |zN|                   TO BE IMPLEMENTED
+ * |zO|                   {@link com.maddyhome.idea.vim.action.fold.VimExpandRegionRecursively}
+ * |zR|                   {@link com.maddyhome.idea.vim.action.fold.VimExpandAllRegions}
+ * |zW|                   TO BE IMPLEMENTED
+ * |zX|                   TO BE IMPLEMENTED
+ * |z^|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLastScreenLinePageStartAction}
+ * |za|                   TO BE IMPLEMENTED
+ * |zb|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLastScreenLineAction}
+ * |zc|                   {@link com.maddyhome.idea.vim.action.fold.VimCollapseRegion}
+ * |zd|                   not applicable
+ * |ze|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollLastScreenColumnAction}
+ * |zf|                   not applicable
+ * |zg|                   TO BE IMPLEMENTED
+ * |zh|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollColumnRightAction}
+ * |zi|                   TO BE IMPLEMENTED
+ * |zj|                   TO BE IMPLEMENTED
+ * |zk|                   TO BE IMPLEMENTED
+ * |zl|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollColumnLeftAction}
+ * |zm|                   TO BE IMPLEMENTED
+ * |zn|                   TO BE IMPLEMENTED
+ * |zo|                   {@link com.maddyhome.idea.vim.action.fold.VimExpandRegion}
+ * |zr|                   TO BE IMPLEMENTED
+ * |zs|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollFirstScreenColumnAction}
+ * |zt|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollFirstScreenLineAction}
+ * |zv|                   TO BE IMPLEMENTED
+ * |zw|                   TO BE IMPLEMENTED
+ * |zx|                   TO BE IMPLEMENTED
+ * |zz|                   {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollMiddleScreenLineAction}
+ * |z<Left>|              {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollColumnRightAction}
+ * |z<Right>|             {@link com.maddyhome.idea.vim.action.motion.scroll.MotionScrollColumnLeftAction}
+ *
+ *
+ * 3. Visual mode
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |v_CTRL-\_CTRL-N|      {@link com.maddyhome.idea.vim.action.motion.visual.VisualExitModeAction}
+ * |v_CTRL-\_CTRL-G|      TO BE IMPLEMENTED
+ * |v_CTRL-A|             {@link com.maddyhome.idea.vim.action.change.change.number.ChangeVisualNumberIncAction}
+ * |v_CTRL-C|             {@link com.maddyhome.idea.vim.action.motion.visual.VisualExitModeAction}
+ * |v_CTRL-G|             {@link com.maddyhome.idea.vim.action.motion.select.SelectToggleVisualMode}
+ * |v_<BS>|               NVO mapping
+ * |v_CTRL-H|             NVO mapping
+ * |v_CTRL-O|             TO BE IMPLEMENTED
+ * |v_CTRL-V|             NVO mapping
+ * |v_<Esc>|              {@link com.maddyhome.idea.vim.action.motion.visual.VisualExitModeAction}
+ * |v_CTRL-X|             {@link com.maddyhome.idea.vim.action.change.change.number.ChangeVisualNumberDecAction}
+ * |v_CTRL-]|             TO BE IMPLEMENTED
+ * |v_!|                  {@link com.maddyhome.idea.vim.action.change.change.FilterVisualLinesAction}
+ * |v_:|                  NVO mapping
+ * |v_<|                  {@link com.maddyhome.idea.vim.action.change.shift.ShiftLeftVisualAction}
+ * |v_=|                  {@link com.maddyhome.idea.vim.action.change.change.AutoIndentLinesVisualAction}
+ * |v_>|                  {@link com.maddyhome.idea.vim.action.change.shift.ShiftRightVisualAction}
+ * |v_b_A|                {@link com.maddyhome.idea.vim.action.change.insert.VisualBlockAppendAction}
+ * |v_C|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualLinesEndAction}
+ * |v_D|                  {@link com.maddyhome.idea.vim.action.change.delete.DeleteVisualLinesEndAction}
+ * |v_b_I|                {@link com.maddyhome.idea.vim.action.change.insert.VisualBlockInsertAction}
+ * |v_J|                  {@link com.maddyhome.idea.vim.action.change.delete.DeleteJoinVisualLinesSpacesAction}
+ * |v_K|                  TO BE IMPLEMENTED
+ * |v_O|                  {@link com.maddyhome.idea.vim.action.motion.visual.VisualSwapEndsBlockAction}
+ * |v_P|                  {@link com.maddyhome.idea.vim.action.copy.PutVisualTextBeforeCursorAction}
+ * |v_R|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualLinesAction}
+ * |v_S|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualLinesAction}
+ * |v_U|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseUpperVisualAction}
+ * |v_V|                  NV mapping
+ * |v_X|                  {@link com.maddyhome.idea.vim.action.change.delete.DeleteVisualLinesAction}
+ * |v_Y|                  {@link com.maddyhome.idea.vim.action.copy.YankVisualLinesAction}
+ * |v_aquote|             {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockDoubleQuoteAction}
+ * |v_a'|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockSingleQuoteAction}
+ * |v_a(|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockParenAction}
+ * |v_a)|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockParenAction}
+ * |v_a<|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockAngleAction}
+ * |v_a>|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockAngleAction}
+ * |v_aB|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBraceAction}
+ * |v_aW|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBigWordAction}
+ * |v_a[|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBracketAction}
+ * |v_a]|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBracketAction}
+ * |v_a`|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBackQuoteAction}
+ * |v_ab|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockParenAction}
+ * |v_ap|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterParagraphAction}
+ * |v_as|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterSentenceAction}
+ * |v_at|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockTagAction}
+ * |v_aw|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterWordAction}
+ * |v_a{|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBraceAction}
+ * |v_a}|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionOuterBlockBraceAction}
+ * |v_c|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualAction}
+ * |v_d|                  {@link com.maddyhome.idea.vim.action.change.delete.DeleteVisualAction}
+ * |v_gCTRL-A|            {@link com.maddyhome.idea.vim.action.change.change.number.ChangeVisualNumberAvalancheIncAction}
+ * |v_gCTRL-X|            {@link com.maddyhome.idea.vim.action.change.change.number.ChangeVisualNumberAvalancheDecAction}
+ * |v_gJ|                 {@link com.maddyhome.idea.vim.action.change.delete.DeleteJoinVisualLinesAction}
+ * |v_gq|                 {@link com.maddyhome.idea.vim.action.change.change.ReformatCodeVisualAction}
+ * |v_gv|                 {@link com.maddyhome.idea.vim.action.motion.visual.VisualSwapSelectionsAction}
+ * |v_g`|                 {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoFileMarkNoSaveJumpAction}
+ * |v_g@|                 {@link com.maddyhome.idea.vim.action.change.VisualOperatorAction}
+ * |v_iquote|             {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockDoubleQuoteAction}
+ * |v_i'|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockSingleQuoteAction}
+ * |v_i(|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockParenAction}
+ * |v_i)|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockParenAction}
+ * |v_i<|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockAngleAction}
+ * |v_i>|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockAngleAction}
+ * |v_iB|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBraceAction}
+ * |v_iW|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBigWordAction}
+ * |v_i[|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBracketAction}
+ * |v_i]|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBracketAction}
+ * |v_i`|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBackQuoteAction}
+ * |v_ib|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockParenAction}
+ * |v_ip|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerParagraphAction}
+ * |v_is|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerSentenceAction}
+ * |v_it|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockTagAction}
+ * |v_iw|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerWordAction}
+ * |v_i{|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBraceAction}
+ * |v_i}|                 {@link com.maddyhome.idea.vim.action.motion.object.MotionInnerBlockBraceAction}
+ * |v_o|                  {@link com.maddyhome.idea.vim.action.motion.visual.VisualSwapEndsAction}
+ * |v_p|                  {@link com.maddyhome.idea.vim.action.copy.PutVisualTextAfterCursorAction}
+ * |v_r|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualCharacterAction}
+ * |v_s|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeVisualAction}
+ * |v_u|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseLowerVisualAction}
+ * |v_v|                  NV mapping
+ * |v_x|                  {@link com.maddyhome.idea.vim.action.change.delete.DeleteVisualAction}
+ * |v_y|                  {@link com.maddyhome.idea.vim.action.copy.YankVisualAction}
+ * |v_~|                  {@link com.maddyhome.idea.vim.action.change.change.ChangeCaseToggleVisualAction}
+ * |v_`|                  {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoFileMarkAction}
+ * |v_'|                  {@link com.maddyhome.idea.vim.action.motion.mark.MotionGotoFileMarkLineAction}
+ *
+ *
+ * 4. Select mode
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ * |<BS>|                 {@link com.maddyhome.idea.vim.action.motion.select.SelectDeleteAction}
+ * |<CR>|                 {@link com.maddyhome.idea.vim.action.motion.select.SelectEnterAction}
+ * |<DEL>|                {@link com.maddyhome.idea.vim.action.motion.select.SelectDeleteAction}
+ * |<ESC>|                {@link com.maddyhome.idea.vim.action.motion.select.SelectEscapeAction}
+ * |<C-G>|                {@link com.maddyhome.idea.vim.action.motion.select.SelectToggleVisualMode}
+ * |<S-Down>|             {@link com.maddyhome.idea.vim.action.motion.updown.MotionShiftDownAction}
+ * |<S-Left>|             {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftLeftAction}
+ * |<S-Right>|            {@link com.maddyhome.idea.vim.action.motion.leftright.MotionShiftRightAction}
+ * |<S-Up>|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionShiftUpAction}
+ * |<Down>|               {@link com.maddyhome.idea.vim.action.motion.updown.MotionArrowDownAction}
+ * |<Left>|               {@link com.maddyhome.idea.vim.action.motion.select.motion.SelectMotionLeftAction}
+ * |<Right>|              {@link com.maddyhome.idea.vim.action.motion.select.motion.SelectMotionRightAction}
+ * |<Up>|                 {@link com.maddyhome.idea.vim.action.motion.updown.MotionArrowUpAction}
+ *
+ * 5. Command line editing
+ *
+ * tag                    action
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |c_CTRL-A|             TO BE IMPLEMENTED
+ * |c_CTRL-B|             {@link javax.swing.text.DefaultEditorKit#beginLineAction}
+ * |c_CTRL-C|             {@link com.maddyhome.idea.vim.ui.ex.CancelEntryAction}
+ * |c_CTRL-D|             TO BE IMPLEMENTED
+ * |c_CTRL-E|             {@link javax.swing.text.DefaultEditorKit#endLineAction}
+ * |c_CTRL-G|             TO BE IMPLEMENTED
+ * |c_CTRL-H|             {@link com.maddyhome.idea.vim.ui.ex.DeletePreviousCharAction}
+ * |c_CTRL-I|             TO BE IMPLEMENTED
+ * |c_CTRL-J|             {@link com.maddyhome.idea.vim.ui.ex.CompleteEntryAction}
+ * |c_CTRL-K|             Handled by KeyHandler
+ * |c_CTRL-L|             TO BE IMPLEMENTED
+ * |c_CTRL-M|             {@link com.maddyhome.idea.vim.action.ex.ProcessExEntryAction}
+ * |c_CTRL-N|             {@link com.maddyhome.idea.vim.ui.ex.HistoryDownAction}
+ * |c_CTRL-P|             {@link com.maddyhome.idea.vim.ui.ex.HistoryUpAction}
+ * |c_CTRL-Q|             Handled by KeyHandler
+ * |c_CTRL-R_CTRL-A|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-F|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-L|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-O|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-P|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-R|      TO BE IMPLEMENTED
+ * |c_CTRL-R_CTRL-W|      TO BE IMPLEMENTED
+ * |c_CTRL-T|             TO BE IMPLEMENTED
+ * |c_CTRL-U|             {@link com.maddyhome.idea.vim.ui.ex.DeleteToCursorAction}
+ * |c_CTRL-V|             Handled by KeyHandler
+ * |c_CTRL-W|             {@link com.maddyhome.idea.vim.ui.ex.DeletePreviousWordAction}
+ * |c_CTRL-Y|             TO BE IMPLEMENTED
+ * |c_CTRL-\_e|           TO BE IMPLEMENTED
+ * |c_CTRL-\_CTRL-G|      TO BE IMPLEMENTED
+ * |c_CTRL-\_CTRL-N|      TO BE IMPLEMENTED
+ * |c_CTRL-_|             not applicable
+ * |c_CTRL-^|             not applicable
+ * |c_CTRL-]|             TO BE IMPLEMENTED
+ * |c_CTRL-[|             {@link com.maddyhome.idea.vim.ui.ex.EscapeCharAction}
+ * |c_<BS>|               {@link com.maddyhome.idea.vim.ui.ex.DeletePreviousCharAction}
+ * |c_<CR>|               {@link com.maddyhome.idea.vim.ui.ex.CompleteEntryAction}
+ * |c_<C-Left>|           {@link javax.swing.text.DefaultEditorKit#previousWordAction}
+ * |c_<C-Right>|          {@link javax.swing.text.DefaultEditorKit#nextWordAction}
+ * |c_<Del>|              {@link javax.swing.text.DefaultEditorKit#deleteNextCharAction}
+ * |c_<Down>|             {@link com.maddyhome.idea.vim.ui.ex.HistoryDownFilterAction}
+ * |c_<End>|              {@link javax.swing.text.DefaultEditorKit#endLineAction}
+ * |c_<Esc>|              {@link com.maddyhome.idea.vim.ui.ex.EscapeCharAction}
+ * |c_<Home>|             {@link javax.swing.text.DefaultEditorKit#beginLineAction}
+ * |c_<Insert>|           {@link com.maddyhome.idea.vim.ui.ex.ToggleInsertReplaceAction}
+ * |c_<Left>|             {@link javax.swing.text.DefaultEditorKit#backwardAction}
+ * |c_<LeftMouse>|        not applicable
+ * |c_<MiddleMouse>|      TO BE IMPLEMENTED
+ * |c_<NL>|               {@link com.maddyhome.idea.vim.ui.ex.CompleteEntryAction}
+ * |c_<PageUp>|           {@link com.maddyhome.idea.vim.ui.ex.HistoryUpAction}
+ * |c_<PageDown>|         {@link com.maddyhome.idea.vim.ui.ex.HistoryDownAction}
+ * |c_<Right>|            {@link javax.swing.text.DefaultEditorKit#forwardAction}
+ * |c_<S-Down>|           {@link com.maddyhome.idea.vim.ui.ex.HistoryDownAction}
+ * |c_<S-Left>|           {@link javax.swing.text.DefaultEditorKit#previousWordAction}
+ * |c_<S-Right>|          {@link javax.swing.text.DefaultEditorKit#nextWordAction}
+ * |c_<S-Tab>|            TO BE IMPLEMENTED
+ * |c_<S-Up>|             {@link com.maddyhome.idea.vim.ui.ex.HistoryUpAction}
+ * |c_<Tab>|              TO BE IMPLEMENTED
+ * |c_<Up>|               {@link com.maddyhome.idea.vim.ui.ex.HistoryUpFilterAction}
+ * |c_digraph|            {char1} <BS> {char2}
+ * |c_wildchar|           TO BE IMPLEMENTED
+ * |'cedit'|              TO BE IMPLEMENTED
+ *
+ *
+ * 6. Ex commands
+ *
+ * tag                    handler
+ * -------------------------------------------------------------------------------------------------------------------
+ *
+ * |:map|                 {@link com.maddyhome.idea.vim.vimscript.model.commands.mapping.MapCommand}
+ * |:nmap|                ...
+ * |:vmap|                ...
+ * |:omap|                ...
+ * |:imap|                ...
+ * |:cmap|                ...
+ * |:noremap|             ...
+ * |:nnoremap|            ...
+ * |:vnoremap|            ...
+ * |:onoremap|            ...
+ * |:inoremap|            ...
+ * |:cnoremap|            ...
+ * |:shell|               {@link com.maddyhome.idea.vim.vimscript.model.commands.ShellCommand}
+ * |:sort|                {@link com.maddyhome.idea.vim.vimscript.model.commands.SortCommand}
+ * |:source|              {@link com.maddyhome.idea.vim.vimscript.model.commands.SourceCommand}
+ * |:qall|                {@link com.maddyhome.idea.vim.vimscript.model.commands.ExitCommand}
+ * |:quitall|             {@link com.maddyhome.idea.vim.vimscript.model.commands.ExitCommand}
+ * |:quitall|             {@link com.maddyhome.idea.vim.vimscript.model.commands.ExitCommand}
+ * |:wqall|               {@link com.maddyhome.idea.vim.vimscript.model.commands.ExitCommand}
+ * |:xall|                {@link com.maddyhome.idea.vim.vimscript.model.commands.ExitCommand}
+ * |:command|             {@link com.maddyhome.idea.vim.vimscript.model.commands.CmdCommand}
+ * |:delcommand|          {@link com.maddyhome.idea.vim.vimscript.model.commands.DelCmdCommand}
+ * |:comclear|            {@link com.maddyhome.idea.vim.vimscript.model.commands.CmdClearCommand}
+ * ...
+ *
+ * The list of supported Ex commands is incomplete.
+ *
+ *
+ * A. Misc commands
+ *
+ * tag                    handler
+ * -------------------------------------------------------------------------------------------------------------------
+ * |]b|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionCamelEndLeftAction}
+ * |]w|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionCamelEndRightAction}
+ * |[b|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionCamelLeftAction}
+ * |[w|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionCamelRightAction}
+ * |g(|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSentencePreviousEndAction}
+ * |g)|                   {@link com.maddyhome.idea.vim.action.motion.text.MotionSentenceNextEndAction}
+ *
+ *
+ * See also :help index.
+ *
+ * @author vlan
+ */
+package com.maddyhome.idea.vim;

src/main/java/com/maddyhome/idea/vim/troubleshooting/Troubleshooter.kt

@@ -32,9 +32,9 @@ internal class Troubleshooter {
   fun findIncorrectMappings(): List<Problem> {
     val problems = ArrayList<Problem>()
     MappingMode.entries.forEach { mode ->
-      injector.keyGroup.getKeyMapping(mode).getAllByOwner(MappingOwner.IdeaVim.InitScript).forEach { entry ->
-        (entry.mappingInfo as? ToKeysMappingInfo)?.let { mappingInfo ->
-          if (":action" in mappingInfo.toKeys.joinToString { it.keyChar.toString() }) {
+      injector.keyGroup.getKeyMapping(mode).getByOwner(MappingOwner.IdeaVim.InitScript).forEach { (_, to) ->
+        if (to is ToKeysMappingInfo) {
+          if (":action" in to.toKeys.joinToString { it.keyChar.toString() }) {
             problems += Problem("Mappings contain `:action` call")
           }
         }

src/main/java/com/maddyhome/idea/vim/ui/StatusBar.kt

@@ -192,13 +192,6 @@ private object VimActionsPopup {
         null,
       ),
     )
-    actionGroup.add(
-      HelpLink(
-        "Take Survey ↗",
-        "https://surveys.jetbrains.com/s3/ideavim-usage-survey",
-        AllIcons.Actions.IntentionBulb,
-      ),
-    )
     actionGroup.addSeparator(MessageHelper.message("action.eap.choice.active.text"))
 
     actionGroup.add(JoinEap)

src/main/java/com/maddyhome/idea/vim/ui/ex/ExActions.kt

@@ -0,0 +1,263 @@
+/*
+ * Copyright 2003-2023 The IdeaVim authors
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE.txt file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package com.maddyhome.idea.vim.ui.ex
+
+import com.intellij.openapi.diagnostic.logger
+import com.intellij.openapi.editor.textarea.TextComponentEditorImpl
+import com.maddyhome.idea.vim.KeyHandler
+import com.maddyhome.idea.vim.api.LocalOptionInitialisationScenario
+import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.newapi.vim
+import java.awt.event.ActionEvent
+import java.awt.event.KeyEvent
+import javax.swing.Action
+import javax.swing.KeyStroke
+import javax.swing.text.BadLocationException
+import javax.swing.text.DefaultEditorKit
+import javax.swing.text.Document
+import javax.swing.text.TextAction
+import kotlin.math.abs
+import kotlin.math.min
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal interface MultiStepAction : Action {
+  fun reset()
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class HistoryUpAction : TextAction(ExEditorKit.HistoryUp) {
+  override fun actionPerformed(actionEvent: ActionEvent) {
+    val target = getTextComponent(actionEvent) as ExTextField
+    target.selectHistory(true, false)
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class HistoryDownAction : TextAction(ExEditorKit.HistoryDown) {
+  override fun actionPerformed(actionEvent: ActionEvent) {
+    val target = getTextComponent(actionEvent) as ExTextField
+    target.selectHistory(false, false)
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class HistoryUpFilterAction : TextAction(ExEditorKit.HistoryUpFilter) {
+  override fun actionPerformed(actionEvent: ActionEvent) {
+    val target = getTextComponent(actionEvent) as ExTextField
+    target.selectHistory(true, true)
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class HistoryDownFilterAction : TextAction(ExEditorKit.HistoryDownFilter) {
+  override fun actionPerformed(actionEvent: ActionEvent) {
+    val target = getTextComponent(actionEvent) as ExTextField
+    target.selectHistory(false, true)
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class CompleteEntryAction : TextAction(ExEditorKit.CompleteEntry) {
+  override fun actionPerformed(actionEvent: ActionEvent) {
+    logger.debug("complete entry")
+    val stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0)
+
+    // We send the <Enter> keystroke through the key handler rather than calling ProcessGroup#processExEntry directly.
+    // We do this for a couple of reasons:
+    // * The C mode mapping for ProcessExEntryAction handles the actual entry, and most importantly, it does so as a
+    //   write action
+    // * The key handler routines get the chance to clean up and reset state
+    val entry = ExEntryPanel.getInstance().entry
+    val keyHandler = KeyHandler.getInstance()
+    keyHandler.handleKey(entry.editor!!.vim, stroke, entry.context.vim, keyHandler.keyHandlerState)
+  }
+
+  companion object {
+    private val logger = logger<CompleteEntryAction>()
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class CancelEntryAction : TextAction(ExEditorKit.CancelEntry) {
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.cancel()
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class EscapeCharAction : TextAction(ExEditorKit.EscapeChar) {
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.escape()
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal abstract class DeleteCharAction internal constructor(name: String?) : TextAction(name) {
+  @kotlin.jvm.Throws(BadLocationException::class)
+  fun deleteSelection(doc: Document, dot: Int, mark: Int): Boolean {
+    if (dot != mark) {
+      doc.remove(min(dot, mark), abs(dot - mark))
+      return true
+    }
+    return false
+  }
+
+  @kotlin.jvm.Throws(BadLocationException::class)
+  fun deleteNextChar(doc: Document, dot: Int): Boolean {
+    if (dot < doc.length) {
+      var delChars = 1
+      if (dot < doc.length - 1) {
+        val dotChars = doc.getText(dot, 2)
+        val c0 = dotChars[0]
+        val c1 = dotChars[1]
+        if (c0 in '\uD800'..'\uDBFF' && c1 in '\uDC00'..'\uDFFF') {
+          delChars = 2
+        }
+      }
+      doc.remove(dot, delChars)
+      return true
+    }
+    return false
+  }
+
+  @kotlin.jvm.Throws(BadLocationException::class)
+  fun deletePrevChar(doc: Document, dot: Int): Boolean {
+    if (dot > 0) {
+      var delChars = 1
+      if (dot > 1) {
+        val dotChars = doc.getText(dot - 2, 2)
+        val c0 = dotChars[0]
+        val c1 = dotChars[1]
+        if (c0 in '\uD800'..'\uDBFF' && c1 in '\uDC00'..'\uDFFF') {
+          delChars = 2
+        }
+      }
+      doc.remove(dot - delChars, delChars)
+      return true
+    }
+    return false
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class DeleteNextCharAction : DeleteCharAction(DefaultEditorKit.deleteNextCharAction) {
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.saveLastEntry()
+    try {
+      val doc = target.document
+      val caret = target.caret
+      val dot = caret.dot
+      val mark = caret.mark
+      if (!deleteSelection(doc, dot, mark) && !deleteNextChar(doc, dot) && !deletePrevChar(doc, dot)) {
+        target.cancel()
+      }
+    } catch (ex: BadLocationException) {
+      // ignore
+    }
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class DeletePreviousCharAction : DeleteCharAction(DefaultEditorKit.deletePrevCharAction) {
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.saveLastEntry()
+    try {
+      val doc = target.document
+      val caret = target.caret
+      val dot = caret.dot
+      val mark = caret.mark
+      if (!deleteSelection(doc, dot, mark) && !deletePrevChar(doc, dot)) {
+        if (dot == 0 && doc.length == 0) {
+          target.cancel()
+        }
+      }
+    } catch (bl: BadLocationException) {
+      // ignore
+    }
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class DeletePreviousWordAction : TextAction(DefaultEditorKit.deletePrevWordAction) {
+  /**
+   * Invoked when an action occurs.
+   */
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.saveLastEntry()
+    val doc = target.document
+    val caret = target.caret
+    val project = target.editor!!.project
+
+    // Create a VimEditor instance on the Swing text field which we can pass to the search helpers. We need an editor
+    // rather than just working on a buffer because the search helpers need local options (specifically the local to
+    // buffer 'iskeyword'). We use the CMD_LINE scenario to initialise local options from the main editor. The options
+    // service will copy all local-to-buffer and local-to-window options, effectively cloning the options.
+    // TODO: Over time, we should migrate all ex actions to be based on VimEditor
+    // This will mean we always have an editor that has been initialised for options, etc. But also means that we can
+    // share the command line entry actions between IdeaVim implementations
+    val editor = TextComponentEditorImpl(project, target).vim
+    injector.optionGroup.initialiseLocalOptions(editor, target.editor!!.vim, LocalOptionInitialisationScenario.CMD_LINE)
+
+    val offset = injector.searchHelper.findNextWord(editor, caret.dot, -1, bigWord = false, spaceWords = false)
+    if (logger.isDebugEnabled) logger.debug("offset=$offset")
+    try {
+      val pos = caret.dot
+      doc.remove(offset, pos - offset)
+    } catch (ex: BadLocationException) {
+      // ignore
+    }
+  }
+
+  companion object {
+    private val logger = logger<DeletePreviousWordAction>()
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class DeleteToCursorAction : TextAction(ExEditorKit.DeleteToCursor) {
+  /**
+   * Invoked when an action occurs.
+   */
+  override fun actionPerformed(e: ActionEvent) {
+    val target = getTextComponent(e) as ExTextField
+    target.saveLastEntry()
+    val doc = target.document
+    val caret = target.caret
+    try {
+      doc.remove(0, caret.dot)
+    } catch (ex: BadLocationException) {
+      // ignore
+    }
+  }
+}
+
+@Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
+internal class ToggleInsertReplaceAction : TextAction(ExEditorKit.ToggleInsertReplace) {
+  /**
+   * Invoked when an action occurs.
+   */
+  override fun actionPerformed(e: ActionEvent) {
+    logger.debug("actionPerformed")
+    val target = getTextComponent(e) as ExTextField
+    target.toggleInsertReplace()
+  }
+
+  init {
+    logger.debug("ToggleInsertReplaceAction()")
+  }
+
+  companion object {
+    private val logger = logger<ToggleInsertReplaceAction>()
+  }
+}

src/main/java/com/maddyhome/idea/vim/ui/ex/ExDocument.java

@@ -34,7 +34,7 @@ public class ExDocument extends PlainDocument {
   void toggleInsertReplace() {
     VimCommandLine commandLine = injector.getCommandLine().getActiveCommandLine();
     if (commandLine != null) {
-      ((ExEntryPanel) commandLine).isReplaceMode = !((ExEntryPanel)commandLine).isReplaceMode;
+      commandLine.toggleReplaceMode();
     }
     overwrite = !overwrite;
   }

src/main/java/com/maddyhome/idea/vim/ui/ex/ExEditorKit.kt

@@ -7,18 +7,58 @@
  */
 package com.maddyhome.idea.vim.ui.ex
 
+import com.intellij.openapi.diagnostic.debug
+import com.intellij.openapi.diagnostic.logger
 import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.newapi.vim
 import org.jetbrains.annotations.NonNls
 import java.awt.event.ActionEvent
 import java.awt.event.KeyEvent
+import javax.swing.Action
 import javax.swing.KeyStroke
 import javax.swing.text.DefaultEditorKit
 import javax.swing.text.Document
+import javax.swing.text.TextAction
 
 @Deprecated("ExCommands should be migrated to KeyHandler like commands for other modes")
 internal object ExEditorKit : DefaultEditorKit() {
+
+  @NonNls
+  val CancelEntry: String = "cancel-entry"
+
+  @NonNls
+  val CompleteEntry: String = "complete-entry"
+
+  @NonNls
+  val EscapeChar: String = "escape"
+
+  @NonNls
+  val DeleteToCursor: String = "delete-to-cursor"
+
+  @NonNls
+  val ToggleInsertReplace: String = "toggle-insert"
+
+  @NonNls
+  val HistoryUp: String = "history-up"
+
+  @NonNls
+  val HistoryDown: String = "history-down"
+
+  @NonNls
+  val HistoryUpFilter: String = "history-up-filter"
+
+  @NonNls
+  val HistoryDownFilter: String = "history-down-filter"
+
+  @NonNls
+  val StartDigraph: String = "start-digraph"
+
+  @NonNls
+  val StartLiteral: String = "start-literal"
+
+  private val logger = logger<ExEditorKit>()
+
   /**
    * Gets the MIME type of the data that this
    * kit represents support for.
@@ -30,6 +70,19 @@ internal object ExEditorKit : DefaultEditorKit() {
     return "text/ideavim"
   }
 
+  /**
+   * Fetches the set of commands that can be used
+   * on a text component that is using a model and
+   * view produced by this kit.
+   *
+   * @return the set of actions
+   */
+  override fun getActions(): Array<Action> {
+    val res = TextAction.augmentList(super.getActions(), exActions)
+    logger.debug { "res.length=${res.size}" }
+    return res
+  }
+
   /**
    * Creates an uninitialized text storage model
    * that is appropriate for this type of editor.
@@ -40,29 +93,48 @@ internal object ExEditorKit : DefaultEditorKit() {
     return ExDocument()
   }
 
+  private val exActions = arrayOf<Action>(
+    CancelEntryAction(),
+    CompleteEntryAction(),
+    EscapeCharAction(),
+    DeleteNextCharAction(),
+    DeletePreviousCharAction(),
+    DeletePreviousWordAction(),
+    DeleteToCursorAction(),
+    HistoryUpAction(),
+    HistoryDownAction(),
+    HistoryUpFilterAction(),
+    HistoryDownFilterAction(),
+    ToggleInsertReplaceAction(),
+  )
+
   class DefaultExKeyHandler : DefaultKeyTypedAction() {
     override fun actionPerformed(e: ActionEvent) {
       val target = getTextComponent(e) as ExTextField
-
-      val key = convert(e)
-      if (key != null) {
-        val c = key.keyChar
-        if (c.code > 0) {
-          if (target.useHandleKeyFromEx) {
-            val panel = ((injector.commandLine.getActiveCommandLine() as? ExEntryPanel) ?: (injector.modalInput.getCurrentModalInput() as? WrappedAsModalInputExEntryPanel)?.exEntryPanel) ?: return
-            val entry = panel.entry
-            val editor = entry.editor
-            val keyHandler = KeyHandler.getInstance()
-            keyHandler.handleKey(editor!!.vim, key, entry.context.vim, keyHandler.keyHandlerState)
-          } else {
-            val event = ActionEvent(e.source, e.id, c.toString(), e.getWhen(), e.modifiers)
-            super.actionPerformed(event)
+      val currentAction = target.currentAction
+      if (currentAction != null) {
+        currentAction.actionPerformed(e)
+      } else {
+        val key = convert(e)
+        if (key != null) {
+          val c = key.keyChar
+          if (c.code > 0) {
+            if (target.useHandleKeyFromEx) {
+              val panel = ((injector.commandLine.getActiveCommandLine() as? ExEntryPanel) ?: (injector.modalInput.getCurrentModalInput() as? WrappedAsModalInputExEntryPanel)?.exEntryPanel) ?: return
+              val entry = panel.entry
+              val editor = entry.editor
+              val keyHandler = KeyHandler.getInstance()
+              keyHandler.handleKey(editor!!.vim, key, entry.context.vim, keyHandler.keyHandlerState)
+            } else {
+              val event = ActionEvent(e.source, e.id, c.toString(), e.getWhen(), e.modifiers)
+              super.actionPerformed(event)
+            }
+            target.saveLastEntry()
           }
+        } else {
+          super.actionPerformed(e)
           target.saveLastEntry()
         }
-      } else {
-        super.actionPerformed(e)
-        target.saveLastEntry()
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/ui/ex/ExEntryPanel.java

@@ -63,7 +63,7 @@ import static com.maddyhome.idea.vim.group.KeyGroup.toShortcutSet;
 public class ExEntryPanel extends JPanel implements VimCommandLine {
   public static ExEntryPanel instance;
   public static ExEntryPanel instanceWithoutShortcuts;
-  public boolean isReplaceMode = false;
+  private boolean isReplaceMode = false;
   private WeakReference<Editor> weakEditor = null;
 
   private VimInputInterceptor myInputInterceptor = null;
@@ -344,12 +344,12 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
           }
         }
 
-        // Get a snapshot of the count for the in progress command, and coerce it to 1. This value will include all
-        // count components - selecting register(s), operator and motions. E.g. `2"a3"b4"c5d6/` will return 720.
-        // If we're showing highlights for an Ex command like `:s`, the command builder will be empty, but we'll still
-        // get a valid value.
-        int count1 = Math.max(1, KeyHandler.getInstance().getKeyHandlerState().getEditorCommandBuilder()
-          .calculateCount0Snapshot());
+        // Get the current count from the command builder. This value is coerced to at least 1, so will always be valid.
+        // The aggregated value includes any counts for operator and register selections, and the uncommitted count for
+        // the search command (`/` or `?`). E.g., `2"a3"b4"c5d6/` would return 720.
+        // If we're showing highlights for an ex command like `:s`, there won't be a command, but the value is already
+        // coerced to at least 1.
+        int count1 = KeyHandler.getInstance().getKeyHandlerState().getEditorCommandBuilder().getAggregatedUncommittedCount();
 
         if ((labelText.equals("/") || labelText.equals("?") || searchCommand) && !injector.getMacro().isExecutingMacro()) {
           final boolean forwards = !labelText.equals("?");  // :s, :g, :v are treated as forwards
@@ -405,7 +405,7 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
 
   @Override
   public void toggleReplaceMode() {
-    entry.toggleInsertReplace();
+    isReplaceMode = !isReplaceMode;
   }
 
   /**
@@ -531,17 +531,17 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
 
   private static final Logger logger = Logger.getInstance(ExEntryPanel.class.getName());
 
+  @NotNull
   @Override
-  public @NotNull VimCommandLineCaret getCaret() {
+  public VimCommandLineCaret getCaret() {
     return (VimCommandLineCaret) entry.getCaret();
   }
 
   @Override
-  public void setText(@NotNull String string, boolean updateLastEntry) {
+  public void setText(@NotNull String string) {
     // It's a feature of Swing that caret is moved when we set new text. However, our API is Swing independent and we do not expect this
     int offset = getCaret().getOffset();
     entry.updateText(string);
-    if (updateLastEntry) entry.saveLastEntry();
     getCaret().setOffset(Math.min(offset, getVisibleText().length()));
   }
 
@@ -550,8 +550,9 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
     entry.clearCurrentAction();
   }
 
+  @Nullable
   @Override
-  public @Nullable Integer getPromptCharacterOffset() {
+  public Integer getPromptCharacterOffset() {
     int offset = entry.currentActionPromptCharacterOffset;
     return offset == -1 ? null : offset;
   }
@@ -571,7 +572,8 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
     IdeFocusManager.findInstance().requestFocus(entry, true);
   }
 
-  public @Nullable VimInputInterceptor<?> getInputInterceptor() {
+  @Nullable
+  public VimInputInterceptor<?> getInputInterceptor() {
     return myInputInterceptor;
   }
 
@@ -584,37 +586,18 @@ public class ExEntryPanel extends JPanel implements VimCommandLine {
     myInputInterceptor = vimInputInterceptor;
   }
 
+  @Nullable
   @Override
-  public @Nullable Function1<String, Unit> getInputProcessing() {
+  public Function1<String, Unit> getInputProcessing() {
     return inputProcessing;
   }
 
+  @Nullable
   @Override
-  public @Nullable Character getFinishOn() {
+  public Character getFinishOn() {
     return finishOn;
   }
 
-  @Override
-  public int getHistIndex() {
-    return entry.histIndex;
-  }
-
-  @Override
-  public void setHistIndex(int i) {
-    entry.histIndex = i;
-  }
-
-  @NotNull
-  @Override
-  public String getLastEntry() {
-    return entry.lastEntry;
-  }
-
-  @Override
-  public void setLastEntry(@NotNull String s) {
-    entry.lastEntry = s;
-  }
-
   public static class LafListener implements LafManagerListener {
     @Override
     public void lookAndFeelChanged(@NotNull LafManager source) {

src/main/java/com/maddyhome/idea/vim/ui/ex/ExKeyBindings.kt

@@ -21,6 +21,57 @@ internal object ExKeyBindings {
 
   val bindings: Array<KeyBinding> by lazy {
     arrayOf(
+      // Escape will cancel a pending insert digraph/register before cancelling
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), ExEditorKit.EscapeChar),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_OPEN_BRACKET, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.EscapeChar),
+
+      // Cancel entry, ignoring any pending actions such as digraph/registry entry
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_C, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.CancelEntry),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), ExEditorKit.CompleteEntry),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_J, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.CompleteEntry),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_M, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.CompleteEntry),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_B, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.beginLineAction),
+      KeyBinding(KeyStroke.getKeyStroke(0x02.toChar().code, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.beginLineAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_HOME, 0), DefaultEditorKit.beginLineAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_E, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.endLineAction),
+      KeyBinding(KeyStroke.getKeyStroke(0x05.toChar().code, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.endLineAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_END, 0), DefaultEditorKit.endLineAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_BACK_SPACE, 0), DefaultEditorKit.deletePrevCharAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_H, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.deletePrevCharAction),
+      KeyBinding(KeyStroke.getKeyStroke(0x08.toChar().code, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.deletePrevCharAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0), DefaultEditorKit.deleteNextCharAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_W, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.deletePrevWordAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_U, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.DeleteToCursor),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_UP, 0), ExEditorKit.HistoryUpFilter),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_UP, KeyEvent.SHIFT_DOWN_MASK), ExEditorKit.HistoryUp),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_UP, 0), ExEditorKit.HistoryUp),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_P, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.HistoryUp),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, 0), ExEditorKit.HistoryDownFilter),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.SHIFT_DOWN_MASK), ExEditorKit.HistoryDown),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_DOWN, 0), ExEditorKit.HistoryDown),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_N, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.HistoryDown),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, 0), ExEditorKit.ToggleInsertReplace),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, 0), DefaultEditorKit.backwardAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, KeyEvent.SHIFT_DOWN_MASK), DefaultEditorKit.previousWordAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.previousWordAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, 0), DefaultEditorKit.forwardAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, KeyEvent.SHIFT_DOWN_MASK), DefaultEditorKit.nextWordAction),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, KeyEvent.CTRL_DOWN_MASK), DefaultEditorKit.nextWordAction),
+
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_K, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.StartDigraph),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_V, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.StartLiteral),
+      KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_Q, KeyEvent.CTRL_DOWN_MASK), ExEditorKit.StartLiteral),
+
       // These appear to be non-Vim shortcuts
       KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_V, KeyEvent.META_DOWN_MASK), DefaultEditorKit.pasteAction),
       KeyBinding(KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, KeyEvent.SHIFT_DOWN_MASK), DefaultEditorKit.pasteAction),

src/main/java/com/maddyhome/idea/vim/ui/ex/ExShortcutKeyAction.kt

@@ -59,45 +59,9 @@ internal class ExShortcutKeyAction(private val exEntryPanel: ExEntryPanel) : Dum
   }
 
   fun registerCustomShortcutSet() {
-    val shortcuts = listOf(
-        KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_OPEN_BRACKET, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_C, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_J, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_M, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_B, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_HOME, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_E, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_END, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_BACK_SPACE, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_H, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_W, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_U, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_UP, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_UP, KeyEvent.SHIFT_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_UP, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_P, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, KeyEvent.SHIFT_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_DOWN, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_N, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, KeyEvent.SHIFT_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, 0),
-        KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, KeyEvent.SHIFT_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_K, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_V, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_Q, KeyEvent.CTRL_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_V, KeyEvent.META_DOWN_MASK),
-        KeyStroke.getKeyStroke(KeyEvent.VK_INSERT, KeyEvent.SHIFT_DOWN_MASK),
-    )
-      .map { KeyboardShortcut(it, null) }
-      .toTypedArray()
+    val shortcuts = ExKeyBindings.bindings.map {
+      KeyboardShortcut(it.key, null)
+    }.toTypedArray()
 
     registerCustomShortcutSet({ shortcuts }, exEntryPanel)
   }

src/main/java/com/maddyhome/idea/vim/ui/ex/ExTextField.java

@@ -16,9 +16,11 @@ import com.intellij.util.ui.JBUI;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.api.VimCommandLine;
 import com.maddyhome.idea.vim.api.VimCommandLineCaret;
+import com.maddyhome.idea.vim.api.VimEditor;
 import com.maddyhome.idea.vim.helper.UiHelper;
 import com.maddyhome.idea.vim.history.HistoryConstants;
 import com.maddyhome.idea.vim.history.HistoryEntry;
+import com.maddyhome.idea.vim.newapi.IjVimEditor;
 import com.maddyhome.idea.vim.options.helpers.GuiCursorAttributes;
 import com.maddyhome.idea.vim.options.helpers.GuiCursorMode;
 import com.maddyhome.idea.vim.options.helpers.GuiCursorOptionHelper;
@@ -65,6 +67,9 @@ public class ExTextField extends JTextField {
         // If we're in the middle of an action (e.g. entering a register to paste, or inserting a digraph), cancel it if
         // the mouse is clicked anywhere. Vim's behavior is to use the mouse click as an event, which can lead to
         // something like : !%!C, which I don't believe is documented, or useful
+        if (currentAction != null) {
+          clearCurrentAction();
+        }
         super.mouseClicked(e);
       }
     });
@@ -235,15 +240,20 @@ public class ExTextField extends JTextField {
     // This gets called for ALL events, before the IDE starts to process key events for the action system. We can add a
     // dispatcher that checks that the plugin is enabled, checks that the component with the focus is ExTextField,
     // dispatch to ExEntryPanel#handleKey and if it's processed, mark the event as consumed.
-    KeyEvent event = new KeyEvent(this, keyChar != KeyEvent.CHAR_UNDEFINED ? KeyEvent.KEY_TYPED :
-                                        (stroke.isOnKeyRelease() ? KeyEvent.KEY_RELEASED : KeyEvent.KEY_PRESSED),
-                                  (new Date()).getTime(), modifiers, keyCode, c);
+    if (currentAction != null) {
+      currentAction.actionPerformed(new ActionEvent(this, ActionEvent.ACTION_PERFORMED, String.valueOf(c), modifiers));
+    }
+    else {
+      KeyEvent event = new KeyEvent(this, keyChar != KeyEvent.CHAR_UNDEFINED ? KeyEvent.KEY_TYPED :
+        (stroke.isOnKeyRelease() ? KeyEvent.KEY_RELEASED : KeyEvent.KEY_PRESSED),
+        (new Date()).getTime(), modifiers, keyCode, c);
 
-    useHandleKeyFromEx = false;
-    try {
-      super.processKeyEvent(event);
-    } finally {
-      useHandleKeyFromEx = true;
+      useHandleKeyFromEx = false;
+      try {
+        super.processKeyEvent(event);
+      }finally {
+        useHandleKeyFromEx = true;
+      }
     }
   }
 
@@ -269,7 +279,12 @@ public class ExTextField extends JTextField {
    * Cancels current action, if there is one. If not, cancels entry.
    */
   void escape() {
-    cancel();
+    if (currentAction != null) {
+      clearCurrentAction();
+    }
+    else {
+      cancel();
+    }
   }
 
   /**
@@ -284,10 +299,19 @@ public class ExTextField extends JTextField {
   }
 
   public void clearCurrentAction() {
+    if (currentAction != null) {
+      currentAction.reset();
+    }
+    currentAction = null;
     VimCommandLine commandLine = injector.getCommandLine().getActiveCommandLine();
     if (commandLine != null) commandLine.clearPromptCharacter();
   }
 
+  @Nullable
+  Action getCurrentAction() {
+    return currentAction;
+  }
+
   private void setInsertMode() {
     ExDocument doc = (ExDocument)getDocument();
     if (doc.isOverwrite()) {
@@ -518,9 +542,10 @@ public class ExTextField extends JTextField {
 
   private DataContext context;
   private final CommandLineCaret caret;
-  String lastEntry;
+  private String lastEntry;
   private List<HistoryEntry> history;
-  int histIndex = 0;
+  private int histIndex = 0;
+  private @Nullable MultiStepAction currentAction;
   int currentActionPromptCharacterOffset = -1;
 
   private static final Logger logger = Logger.getInstance(ExTextField.class.getName());