Set plugin version to chylex-35

This reverts commit 1fa78935

.github/workflows/closeYoutrackOnCommit.yml

@@ -20,10 +20,10 @@ jobs:
           fetch-depth: 300
       - name: Get tags
         run: git fetch --tags origin
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file
@@ -34,7 +34,7 @@ jobs:
           echo "LAST_COMMIT=$(git rev-list -n 1 tags/workflow-close-youtrack)" >> $GITHUB_ENV
 
       - name: Update YouTrack
-        run: ./gradlew --no-configuration-cache updateYoutrackOnCommit
+        run: ./gradlew updateYoutrackOnCommit
         env:
           SUCCESS_COMMIT: ${{ env.LAST_COMMIT }}
           YOUTRACK_TOKEN: ${{ secrets.YOUTRACK_TOKEN }}

.github/workflows/integrationsTest.yml

@@ -18,10 +18,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 300
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file

.github/workflows/kover.yml

@@ -18,10 +18,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 300
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file

.github/workflows/mergePr.yml

@@ -20,17 +20,17 @@ jobs:
           fetch-depth: 50
           # See end of file updateChangeslog.yml for explanation of this secret
           ssh-key: ${{ secrets.PUSH_TO_PROTECTED_BRANCH_SECRET }}
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file
 
       - name: Update authors
         id: update_authors
-        run: ./gradlew --no-configuration-cache updateMergedPr -PprId=${{ github.event.number }}
+        run: ./gradlew updateMergedPr -PprId=${{ github.event.number }}
         env:
           GITHUB_OAUTH: ${{ secrets.GITHUB_TOKEN }}
 

.github/workflows/updateAuthors.yml

@@ -25,10 +25,10 @@ jobs:
           ssh-key: ${{ secrets.PUSH_TO_PROTECTED_BRANCH_SECRET }}
       - name: Get tags
         run: git fetch --tags origin
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file
@@ -40,7 +40,7 @@ jobs:
 
       - name: Update authors
         id: update_authors
-        run: ./gradlew --no-configuration-cache updateAuthors --stacktrace
+        run: ./gradlew updateAuthors --stacktrace
         env:
           SUCCESS_COMMIT: ${{ env.LAST_COMMIT }}
           GITHUB_OAUTH: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/updateChangelog.yml

@@ -22,10 +22,10 @@ jobs:
           ssh-key: ${{ secrets.PUSH_TO_PROTECTED_BRANCH_SECRET }}
       - name: Get tags
         run: git fetch --tags origin
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file
@@ -36,7 +36,7 @@ jobs:
           echo "LAST_COMMIT=$(git rev-list -n 1 tags/workflow-changelog)" >> $GITHUB_ENV
 
       - name: Update changelog
-        run: ./gradlew --no-configuration-cache updateChangelog
+        run: ./gradlew updateChangelog
         env:
           SUCCESS_COMMIT: ${{ env.LAST_COMMIT }}
 

.github/workflows/updateFormatting.yml

@@ -20,10 +20,10 @@ jobs:
           fetch-depth: 50
           # See end of file updateChangeslog.yml for explanation of this secret
           ssh-key: ${{ secrets.PUSH_TO_PROTECTED_BRANCH_SECRET }}
-      - name: Set up JDK 17
+      - name: Set up JDK 11
         uses: actions/setup-java@v2
         with:
-          java-version: '17'
+          java-version: '11'
           distribution: 'adopt'
           server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
           settings-path: ${{ github.workspace }} # location for the settings.xml file

.gitignore

@@ -10,8 +10,6 @@
 !/.idea/runConfigurations
 !/.idea/codeStyles
 !/.idea/vcs.xml
-!/.idea/misc.xml
-!/.idea/.name
 
 **/build/
 **/out/
@@ -24,7 +22,7 @@
 .teamcity/*.iml
 
 # Generated by gradle task "generateGrammarSource"
-vim-engine/src/main/java/com/maddyhome/idea/vim/parser/generated
+src/main/java/com/maddyhome/idea/vim/vimscript/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

.idea/.name

@@ -1 +0,0 @@
-IdeaVim

.idea/misc.xml

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="EntryPointsManager">
-    <list size="3">
-      <item index="0" class="java.lang.String" itemvalue="com.intellij.vim.annotations.CommandOrMotion" />
-      <item index="1" class="java.lang.String" itemvalue="com.intellij.vim.annotations.ExCommand" />
-      <item index="2" class="java.lang.String" itemvalue="com.intellij.vim.annotations.VimscriptFunction" />
-    </list>
-  </component>
-  <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="FrameworkDetectionExcludesConfiguration">
-    <file type="web" url="file://$PROJECT_DIR$" />
-  </component>
-  <component name="MavenProjectsManager">
-    <option name="originalFiles">
-      <list>
-        <option value="$PROJECT_DIR$/.teamcity/pom.xml" />
-      </list>
-    </option>
-  </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="corretto-17" project-jdk-type="JavaSDK" />
-</project>

.idea/runConfigurations/Start_IJ_with_IdeaVim__Split_Mode_.xml

@@ -1,25 +0,0 @@
-<component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="Start IJ with IdeaVim (Split Mode)" type="GradleRunConfiguration" factoryName="Gradle">
-    <log_file alias="idea.log" path="$PROJECT_DIR$/build/idea-sandbox/system/log/idea.log" />
-    <ExternalSystemSettings>
-      <option name="executionName" />
-      <option name="externalProjectPath" value="$PROJECT_DIR$" />
-      <option name="externalSystemIdString" value="GRADLE" />
-      <option name="scriptParameters" value="" />
-      <option name="taskDescriptions">
-        <list />
-      </option>
-      <option name="taskNames">
-        <list>
-          <option value="runIdeSplitMode" />
-        </list>
-      </option>
-      <option name="vmOptions" value="" />
-    </ExternalSystemSettings>
-    <ExternalSystemDebugServerProcess>true</ExternalSystemDebugServerProcess>
-    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
-    <DebugAllEnabled>false</DebugAllEnabled>
-    <RunAsTest>false</RunAsTest>
-    <method v="2" />
-  </configuration>
-</component>

.teamcity/_Self/buildTypes/ReleasePlugin.kt

@@ -19,6 +19,8 @@ import jetbrains.buildServer.configs.kotlin.v2019_2.ParameterDisplay
 import jetbrains.buildServer.configs.kotlin.v2019_2.buildFeatures.sshAgent
 import jetbrains.buildServer.configs.kotlin.v2019_2.buildSteps.gradle
 import jetbrains.buildServer.configs.kotlin.v2019_2.buildSteps.script
+import jetbrains.buildServer.configs.kotlin.v2019_2.failureConditions.BuildFailureOnMetric
+import jetbrains.buildServer.configs.kotlin.v2019_2.failureConditions.failOnMetricChange
 
 object ReleaseMajor : ReleasePlugin("major")
 object ReleaseMinor : ReleasePlugin("minor")
@@ -156,4 +158,16 @@ sealed class ReleasePlugin(private val releaseType: String) : IdeaVimBuildType({
       teamcitySshKey = "IdeaVim ssh keys"
     }
   }
+
+  failureConditions {
+    failOnMetricChange {
+      metric = BuildFailureOnMetric.MetricType.ARTIFACT_SIZE
+      threshold = 5
+      units = BuildFailureOnMetric.MetricUnit.PERCENTS
+      comparison = BuildFailureOnMetric.MetricComparison.DIFF
+      compareTo = build {
+        buildRule = lastSuccessful()
+      }
+    }
+  }
 })

AUTHORS.md

@@ -511,18 +511,6 @@ Contributors:
   [![icon][github]](https://github.com/Aisper)
    
   Egor Nikolaevsky
-* [![icon][mail]](mailto:77796630+throwaway69420-69420@users.noreply.github.com)
-  [![icon][github]](https://github.com/kun-codes)
-   
-  Bishwa Saha, 
-* [![icon][mail]](mailto:alexfu@fastmail.com)
-  [![icon][github]](https://github.com/alexfu)
-   
-  Alex Fu
-* [![icon][mail]](mailto:jakepeters199@hotmail.com)
-  [![icon][github]](https://github.com/LazyScaper)
-   
-  Jake
 
 Previous contributors:
 

ThirdPartyLicenses.md

@@ -1,5 +1,6 @@
 IdeaVim project is licensed under MIT license except the following parts of it:
 
+* File [RegExp.kt](src/main/java/com/maddyhome/idea/vim/regexp/RegExp.kt) is licensed under Vim License.  
 * File [ScrollViewHelper.kt](com/maddyhome/idea/vim/helper/ScrollViewHelper.kt) is licensed under Vim License.
 * File [Tutor.kt](src/main/java/com/maddyhome/idea/vim/ui/Tutor.kt) is licensed under Vim License.
 

annotation-processors/build.gradle.kts

@@ -21,7 +21,7 @@ repositories {
 }
 
 dependencies {
-  compileOnly("com.google.devtools.ksp:symbol-processing-api:2.0.0-1.0.22")
+  compileOnly("com.google.devtools.ksp:symbol-processing-api:1.9.24-1.0.20")
   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/providers/VimscriptFunctionProcessorProvider.kt

@@ -13,7 +13,7 @@ import com.google.devtools.ksp.processing.SymbolProcessorEnvironment
 import com.google.devtools.ksp.processing.SymbolProcessorProvider
 import com.intellij.vim.processors.VimscriptFunctionProcessor
 
-class VimscriptFunctionProcessorProvider : SymbolProcessorProvider {
+public class VimscriptFunctionProcessorProvider : SymbolProcessorProvider {
   override fun create(environment: SymbolProcessorEnvironment): SymbolProcessor {
     return VimscriptFunctionProcessor(environment)
   }

build.gradle.kts

@@ -48,14 +48,14 @@ 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:6.10.0.202406032230-r")
+    classpath("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:6.9.0.202403050737-r")
     classpath("org.kohsuke:github-api:1.305")
 
-    classpath("io.ktor:ktor-client-core:2.3.12")
+    classpath("io.ktor:ktor-client-core:2.3.11")
     classpath("io.ktor:ktor-client-cio:2.3.10")
-    classpath("io.ktor:ktor-client-auth:2.3.12")
+    classpath("io.ktor:ktor-client-auth:2.3.11")
     classpath("io.ktor:ktor-client-content-negotiation:2.3.10")
-    classpath("io.ktor:ktor-serialization-kotlinx-json:2.3.12")
+    classpath("io.ktor:ktor-serialization-kotlinx-json:2.3.11")
 
     // This comes from the changelog plugin
 //        classpath("org.jetbrains:markdown:0.3.1")
@@ -63,6 +63,7 @@ buildscript {
 }
 
 plugins {
+  antlr
   java
   kotlin("jvm") version "1.9.22"
   application
@@ -72,11 +73,26 @@ plugins {
   id("org.jetbrains.changelog") version "2.2.0"
 
   id("org.jetbrains.kotlinx.kover") version "0.6.1"
-  id("com.dorongold.task-tree") version "4.0.0"
+  id("com.dorongold.task-tree") version "3.0.0"
 
   id("com.google.devtools.ksp") version "1.9.22-1.0.17"
 }
 
+ksp {
+  arg("generated_directory", "$projectDir/src/main/resources/ksp-generated")
+  arg("vimscript_functions_file", "intellij_vimscript_functions.json")
+  arg("ex_commands_file", "intellij_ex_commands.json")
+  arg("commands_file", "intellij_commands.json")
+}
+
+afterEvaluate {
+//  tasks.named("kspKotlin").configure { dependsOn("clean") }
+  tasks.named("kspKotlin").configure { dependsOn("generateGrammarSource") }
+  tasks.named("kspTestFixturesKotlin").configure { enabled = false }
+  tasks.named("kspTestFixturesKotlin").configure { enabled = false }
+  tasks.named("kspTestKotlin").configure { enabled = false }
+}
+
 // Import variables from gradle.properties file
 val javaVersion: String by project
 val kotlinVersion: String by project
@@ -84,8 +100,8 @@ val ideaVersion: String by project
 val ideaType: String by project
 val downloadIdeaSources: String by project
 val instrumentPluginCode: String by project
+val antlrVersion: String by project
 val remoteRobotVersion: String by project
-val splitModeVersion: String by project
 
 val publishChannels: String by project
 val publishToken: String by project
@@ -93,8 +109,6 @@ val publishToken: String by project
 val slackUrl: String by project
 val youtrackToken: String by project
 
-val releaseType: String? by project
-
 repositories {
   mavenCentral()
   maven { url = uri("https://cache-redirector.jetbrains.com/intellij-dependencies") }
@@ -103,10 +117,12 @@ repositories {
 dependencies {
   api(project(":vim-engine"))
   ksp(project(":annotation-processors"))
-  compileOnly(project(":annotation-processors"))
+  implementation(project(":annotation-processors"))
 
   compileOnly("org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion")
   compileOnly("org.jetbrains:annotations:24.1.0")
+  runtimeOnly("org.antlr:antlr4-runtime:$antlrVersion")
+  antlr("org.antlr:antlr4:$antlrVersion")
 
   // --------- Test dependencies ----------
 
@@ -127,12 +143,12 @@ dependencies {
   // https://mvnrepository.com/artifact/org.mockito.kotlin/mockito-kotlin
   testImplementation("org.mockito.kotlin:mockito-kotlin:5.3.1")
 
-  testImplementation("org.junit.jupiter:junit-jupiter-api:5.10.3")
+  testImplementation("org.junit.jupiter:junit-jupiter-api:5.10.2")
-  testImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.3")
+  testImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.2")
-  testImplementation("org.junit.jupiter:junit-jupiter-params:5.10.3")
+  testImplementation("org.junit.jupiter:junit-jupiter-params:5.10.2")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-api:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-api:5.10.2")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-engine:5.10.2")
-  testFixturesImplementation("org.junit.jupiter:junit-jupiter-params:5.10.3")
+  testFixturesImplementation("org.junit.jupiter:junit-jupiter-params:5.10.2")
 }
 
 configurations {
@@ -143,8 +159,6 @@ configurations {
 
 tasks {
   test {
-    useJUnitPlatform()
-
     // Set teamcity env variable locally to run additional tests for leaks.
     // By default, this test runs on TC only, but this test doesn't take a lot of time,
     //   so we can turn it on for local development
@@ -157,9 +171,6 @@ tasks {
   }
 
   compileJava {
-    // CodeQL can't resolve the 'by project' property, so we need to give it a hint. This is the minimum version we need
-    // so doesn't have to match exactly
-    // Hint for the CodeQL autobuilder: sourceCompatibility = 17
     sourceCompatibility = javaVersion
     targetCompatibility = javaVersion
 
@@ -185,10 +196,6 @@ tasks {
     }
   }
 
-  runIde {
-    systemProperty("octopus.handler", System.getProperty("octopus.handler") ?: true)
-  }
-
   downloadRobotServerPlugin {
     version.set(remoteRobotVersion)
   }
@@ -199,33 +206,11 @@ tasks {
     systemProperty("jb.privacy.policy.text", "<!--999.999-->")
     systemProperty("jb.consents.confirmation.enabled", "false")
     systemProperty("ide.show.tips.on.startup.default.value", "false")
-
     systemProperty("octopus.handler", System.getProperty("octopus.handler") ?: true)
   }
 
-  // Add plugin open API sources to the plugin ZIP
+  runIde {
-  val createOpenApiSourceJar by registering(Jar::class) {
+    systemProperty("octopus.handler", System.getProperty("octopus.handler") ?: true)
-    // Java sources
-    from(sourceSets.main.get().java) {
-      include("**/com/maddyhome/idea/vim/**/*.java")
-    }
-    from(project(":vim-engine").sourceSets.main.get().java) {
-      include("**/com/maddyhome/idea/vim/**/*.java")
-    }
-    // Kotlin sources
-    from(kotlin.sourceSets.main.get().kotlin) {
-      include("**/com/maddyhome/idea/vim/**/*.kt")
-    }
-    from(project(":vim-engine").kotlin.sourceSets.main.get().kotlin) {
-      include("**/com/maddyhome/idea/vim/**/*.kt")
-    }
-    destinationDirectory.set(layout.buildDirectory.dir("libs"))
-    archiveClassifier.set("src")
-  }
-
-  buildPlugin {
-    dependsOn(createOpenApiSourceJar)
-    from(createOpenApiSourceJar) { into("lib/src") }
   }
 }
 
@@ -236,6 +221,7 @@ java {
 }
 
 kotlin {
+  explicitApi()
   jvmToolchain {
     languageVersion.set(JavaLanguageVersion.of(javaVersion))
   }
@@ -280,6 +266,48 @@ tasks {
     teamCityOutputFormat.set(true)
   }
 
+  generateGrammarSource {
+    maxHeapSize = "128m"
+    arguments.addAll(listOf("-package", "com.maddyhome.idea.vim.vimscript.parser.generated", "-visitor"))
+    outputDirectory = file("src/main/java/com/maddyhome/idea/vim/vimscript/parser/generated")
+  }
+
+  named("compileKotlin") {
+    dependsOn("generateGrammarSource")
+  }
+  named("compileTestKotlin") {
+    dependsOn("generateTestGrammarSource")
+  }
+  named("compileTestFixturesKotlin") {
+    dependsOn("generateTestFixturesGrammarSource")
+  }
+
+  // Add plugin open API sources to the plugin ZIP
+  val createOpenApiSourceJar by registering(Jar::class) {
+    dependsOn("generateGrammarSource")
+    // Java sources
+    from(sourceSets.main.get().java) {
+      include("**/com/maddyhome/idea/vim/**/*.java")
+    }
+    from(project(":vim-engine").sourceSets.main.get().java) {
+      include("**/com/maddyhome/idea/vim/**/*.java")
+    }
+    // Kotlin sources
+    from(kotlin.sourceSets.main.get().kotlin) {
+      include("**/com/maddyhome/idea/vim/**/*.kt")
+    }
+    from(project(":vim-engine").kotlin.sourceSets.main.get().kotlin) {
+      include("**/com/maddyhome/idea/vim/**/*.kt")
+    }
+    destinationDirectory.set(layout.buildDirectory.dir("libs"))
+    archiveClassifier.set("src")
+  }
+
+  buildPlugin {
+    dependsOn(createOpenApiSourceJar)
+    from(createOpenApiSourceJar) { into("lib/src") }
+  }
+
   patchPluginXml {
     // Don't forget to update plugin.xml
     sinceBuild.set("241.15989.150")
@@ -290,20 +318,13 @@ tasks {
   }
 }
 
-ksp {
+// --- Tests
-  arg("generated_directory", "$projectDir/src/main/resources/ksp-generated")
-  arg("vimscript_functions_file", "intellij_vimscript_functions.json")
-  arg("ex_commands_file", "intellij_ex_commands.json")
-  arg("commands_file", "intellij_commands.json")
-}
 
-afterEvaluate {
+tasks {
-//  tasks.named("kspKotlin").configure { dependsOn("clean") }
+  test {
-  tasks.named("kspTestFixturesKotlin").configure { enabled = false }
+    useJUnitPlatform()
-  tasks.named("kspTestFixturesKotlin").configure { enabled = false }
+  }
-  tasks.named("kspTestKotlin").configure { enabled = false }
 }
-
 
 // --- Changelog
 
@@ -430,8 +451,6 @@ val fixVersionsElementType = "VersionBundleElement"
 tasks.register("releaseActions") {
   group = "other"
   doLast {
-    if (releaseType == "patch") return@doLast
-
     val tickets = getYoutrackTicketsByQuery("%23%7BReady+To+Release%7D%20and%20tag:%20%7BIdeaVim%20Released%20In%20EAP%7D%20")
     if (tickets.isNotEmpty()) {
       println("Updating statuses for tickets: $tickets")

doc/IdeaVim Plugins.md

@@ -130,25 +130,7 @@ Original plugin: [vim-multiple-cursors](https://github.com/terryma/vim-multiple-
    
 ### Instructions
    
-At the moment, the default key binds for this plugin do not get mapped correctly in IdeaVim (see [VIM-2178](https://youtrack.jetbrains.com/issue/VIM-2178)). To enable the default key binds, add the following to your `.ideavimrc` file...
+https://github.com/terryma/vim-multiple-cursors/blob/master/doc/multiple_cursors.txt
-
-```
-" Remap multiple-cursors shortcuts to match terryma/vim-multiple-cursors
-nmap <C-n> <Plug>NextWholeOccurrence
-xmap <C-n> <Plug>NextWholeOccurrence
-nmap g<C-n> <Plug>NextOccurrence
-xmap g<C-n> <Plug>NextOccurrence
-xmap <C-x> <Plug>SkipOccurrence
-xmap <C-p> <Plug>RemoveOccurrence
-
-" Note that the default <A-n> and g<A-n> shortcuts don't work on Mac due to dead keys.
-" <A-n> is used to enter accented text e.g. ñ
-" Feel free to pick your own mappings that are not affected. I like to use <leader>
-nmap <leader><C-n> <Plug>AllWholeOccurrences
-xmap <leader><C-n> <Plug>AllWholeOccurrences
-nmap <leader>g<C-n> <Plug>AllOccurrences
-xmap <leader>g<C-n> <Plug>AllOccurrences
-```
 
 </details>
 

doc/NERDTree-support.md

@@ -41,7 +41,7 @@ Plug 'nerdtree'
 - `:NERDTreeRefreshRoot`
 
 | Key     |  Description                                            |  Map Setting                   |
-|---------|--------------------------------------------------------|--------------------------------|
+|---------|---------------------------------------------------------|--------------------------------|
 | `o`     |  Open files, directories and bookmarks                  | `g:NERDTreeMapActivateNode`    |
 | `go`    |  Open selected file, but leave cursor in the NERDTree   | `g:NERDTreeMapPreview`         |
 | `t`     |  Open selected node/bookmark in a new tab               | `g:NERDTreeMapOpenInTab`       |
@@ -64,9 +64,6 @@ Plug 'nerdtree'
 | `m`     |  Display the NERDTree menu                              | `g:NERDTreeMapMenu`            |
 | `q`     |  Close the NERDTree window                              | `g:NERDTreeMapQuit`            |
 | `A`     |  Zoom (maximize/minimize) the NERDTree window           | `g:NERDTreeMapToggleZoom`      |
-| `d`     | Delete file or directory                               | `g:NERDTreeMapDelete`          |
-| `n`     | Create File                                            | `g:NERDTreeMapNewFile`         |
-| `N`     | Create Directory                                       | `g:NERDTreeMapNewDir`          |
 
 ### Troubleshooting
 

gradle.properties

@@ -8,30 +8,18 @@
 
 # suppress inspection "UnusedProperty" for whole file
 
-# ideaVersion is the version of the IDE that will be added as a compile-time dependency. The format can be either
+#ideaVersion=LATEST-EAP-SNAPSHOT
-# product version (e.g. 2024.1, 2024.1.1) or build (e.g. 241.15989.150, 241-EAP-SNAPSHOT). The dependency will be
-# resolved against the configured repositories, which by default includes Maven releases and snapshots, the CDN used to
-# download consumer releases, the plugin marketplace and so on.
-# You can find an example list of all CDN based versions for IDEA Community here:
-# https://data.services.jetbrains.com/products?code=IC
-# Maven releases are here: https://www.jetbrains.com/intellij-repository/releases
-# And snapshots: https://www.jetbrains.com/intellij-repository/snapshots
 ideaVersion=2024.1.1
 # Values for type: https://plugins.jetbrains.com/docs/intellij/tools-gradle-intellij-plugin.html#intellij-extension-type
 ideaType=IC
 downloadIdeaSources=true
 instrumentPluginCode=true
-version=chylex-36
+version=chylex-35
 javaVersion=17
 remoteRobotVersion=0.11.22
 antlrVersion=4.10.1
 
-# [VERSION UPDATE] 2024.2 - remove when IdeaVim targets 2024.2
+kotlin.incremental.useClasspathSnapshot=false
-# 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
@@ -48,7 +36,6 @@ youtrackToken=
 
 # Gradle settings
 org.gradle.jvmargs='-Dfile.encoding=UTF-8'
-org.gradle.caching=true
 
 # Disable warning from gradle-intellij-plugin. Kotlin stdlib is included as compileOnly, so the warning is unnecessary
 kotlin.stdlib.default.dependency=false

scripts/build.gradle.kts

@@ -22,15 +22,15 @@ repositories {
 dependencies {
   compileOnly("org.jetbrains.kotlin:kotlin-stdlib:1.9.24")
 
-  implementation("io.ktor:ktor-client-core:2.3.12")
+  implementation("io.ktor:ktor-client-core:2.3.11")
   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-serialization-kotlinx-json:2.3.11")
-  implementation("io.ktor:ktor-client-auth:2.3.12")
+  implementation("io.ktor:ktor-client-auth:2.3.11")
   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:6.10.0.202406032230-r")
+  implementation("org.eclipse.jgit:org.eclipse.jgit.ssh.apache:6.9.0.202403050737-r")
   implementation("com.vdurmont:semver4j:3.1.0")
 }
 

settings.gradle

@@ -0,0 +1,20 @@
+// Set repository for snapshot versions of gradle plugin
+pluginManagement {
+  repositories {
+    maven {
+      url 'https://oss.sonatype.org/content/repositories/snapshots/'
+    }
+    gradlePluginPortal()
+  }
+}
+
+rootProject.name = 'IdeaVIM'
+include 'vim-engine'
+include 'scripts'
+include 'annotation-processors'
+include 'tests:java-tests'
+include 'tests:property-tests'
+include 'tests:long-running-tests'
+include 'tests:ui-ij-tests'
+include 'tests:ui-py-tests'
+include 'tests:ui-fixtures'

settings.gradle.kts

@@ -1,21 +0,0 @@
-// Set repository for snapshot versions of gradle plugin
-pluginManagement {
-  repositories {
-    maven {
-      url = uri("https://oss.sonatype.org/content/repositories/snapshots/")
-    }
-    gradlePluginPortal()
-  }
-}
-
-rootProject.name = "IdeaVIM"
-
-include("vim-engine")
-include("scripts")
-include("annotation-processors")
-include("tests:java-tests")
-include("tests:property-tests")
-include("tests:long-running-tests")
-include("tests:ui-ij-tests")
-include("tests:ui-py-tests")
-include("tests:ui-fixtures")

src/main/antlr/Vimscript.g4

@@ -119,7 +119,6 @@ command:
         | PROMPT_REPLACE | P_LOWERCASE | P_UPPERCASE | PRINT | PREVIOUS_TAB | N_UPPERCASE | PREVIOUS_FILE | PLUG
         | ONLY | NO_HL_SEARCH | NEXT_TAB | N_LOWERCASE | NEXT_FILE | M_LOWERCASE | MOVE_TEXT | MARKS | K_LOWERCASE
         | MARK_COMMAND | JUMPS | J_LOWERCASE | JOIN_LINES | HISTORY | GO_TO_CHAR | SYMBOL | FIND | CLASS | F_LOWERCASE
-        | CLEARJUMPS
         | FILE | EXIT | E_LOWERCASE | EDIT_FILE | DUMP_LINE | DIGRAPH | DEL_MARKS | D_LOWERCASE | DEL_LINES | DELCMD
         | T_LOWERCASE | COPY | CMD_CLEAR | BUFFER_LIST | BUFFER_CLOSE | B_LOWERCASE | BUFFER | ASCII
         | ACTIONLIST | ACTION | LOCKVAR | UNLOCKVAR | PACKADD | TABMOVE
@@ -619,7 +618,6 @@ BUFFER_CLOSE:           'bd' | 'bde' | 'bdel' | 'bdele' | 'bdelet' | 'bdelete';
 BUFFER_LIST:            'buffers' | 'ls' | 'files';
 CALL:                   'cal' | 'call';
 CLASS:                  'cla' | 'clas' | 'class';
-CLEARJUMPS:             'cle' | 'clea' | 'clear' | 'clearj' | 'clearju' | 'clearjum' | 'clearjump' | 'clearjumps';
 CMD:                    'com' | 'comm' | 'comma' | 'comman' | 'command';
 CMD_CLEAR:              'comc' | 'comcl' | 'comcle' | 'comclea' | 'comclear';
 COPY:                   'co' | 'cop' | 'copy';

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

@@ -14,36 +14,36 @@ import com.maddyhome.idea.vim.key.MappingOwner
 import java.awt.event.KeyEvent
 import javax.swing.KeyStroke
 
-object RegisterActions {
+public object RegisterActions {
   /**
    * Register all the key/action mappings for the plugin.
    */
   @JvmStatic
-  fun registerActions() {
+  public fun registerActions() {
     registerVimCommandActions()
     registerShortcutsWithoutActions()
   }
 
-  fun findAction(id: String): EditorActionHandlerBase? {
+  public fun findAction(id: String): EditorActionHandlerBase? {
-    val commandBean = IntellijCommandProvider.getCommands().firstOrNull { it.actionId == id }
+    val commandBean = EngineCommandProvider.getCommands().firstOrNull { it.actionId == id }
-      ?: EngineCommandProvider.getCommands().firstOrNull { it.actionId == id } ?: return null
+      ?: IntellijCommandProvider.getCommands().firstOrNull { it.actionId == id } ?: return null
     return commandBean.instance
   }
 
-  fun findActionOrDie(id: String): EditorActionHandlerBase {
+  public fun findActionOrDie(id: String): EditorActionHandlerBase {
     return findAction(id) ?: throw RuntimeException("Action $id is not registered")
   }
 
   @JvmStatic
-  fun unregisterActions() {
+  public fun unregisterActions() {
     val keyGroup = VimPlugin.getKeyIfCreated()
     keyGroup?.unregisterCommandActions()
   }
 
   private fun registerVimCommandActions() {
     val parser = VimPlugin.getKey()
-    IntellijCommandProvider.getCommands().forEach { parser.registerCommandAction(it) }
     EngineCommandProvider.getCommands().forEach { parser.registerCommandAction(it) }
+    IntellijCommandProvider.getCommands().forEach { parser.registerCommandAction(it) }
   }
 
   private fun registerShortcutsWithoutActions() {

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

@@ -37,8 +37,8 @@ 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.IjVimSearchGroup;
 import com.maddyhome.idea.vim.ui.StatusBarIconFactory;
+import com.maddyhome.idea.vim.ui.ex.ExEntryPanel;
 import com.maddyhome.idea.vim.vimscript.services.VariableService;
 import com.maddyhome.idea.vim.yank.YankGroupBase;
 import org.jdom.Element;
@@ -46,7 +46,6 @@ import org.jetbrains.annotations.Nls;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-import static com.maddyhome.idea.vim.api.VimInjectorKt.injector;
 import static com.maddyhome.idea.vim.group.EditorGroup.EDITOR_STORE_ELEMENT;
 import static com.maddyhome.idea.vim.group.KeyGroup.SHORTCUT_CONFLICTS_ELEMENT;
 import static com.maddyhome.idea.vim.vimscript.services.VimRcService.executeIdeaVimRc;
@@ -124,12 +123,12 @@ public class VimPlugin implements PersistentStateComponent<Element>, Disposable
     return (FileGroup)VimInjectorKt.getInjector().getFile();
   }
 
-  public static @NotNull IjVimSearchGroup getSearch() {
+  public static @NotNull SearchGroup getSearch() {
-    return ApplicationManager.getApplication().getService(IjVimSearchGroup.class);
+    return ApplicationManager.getApplication().getService(SearchGroup.class);
   }
 
-  public static @Nullable IjVimSearchGroup getSearchIfCreated() {
+  public static @Nullable SearchGroup getSearchIfCreated() {
-    return ApplicationManager.getApplication().getServiceIfCreated(IjVimSearchGroup.class);
+    return ApplicationManager.getApplication().getServiceIfCreated(SearchGroup.class);
   }
 
   public static @NotNull ProcessGroup getProcess() {
@@ -284,11 +283,11 @@ public class VimPlugin implements PersistentStateComponent<Element>, Disposable
 
     if (!ApplicationManager.getApplication().isUnitTestMode()) {
       try {
-        injector.getOptionGroup().startInitVimRc();
+        VimInjectorKt.injector.getOptionGroup().startInitVimRc();
         executeIdeaVimRc(editor);
       }
       finally {
-        injector.getOptionGroup().endInitVimRc();
+        VimInjectorKt.injector.getOptionGroup().endInitVimRc();
       }
     }
   }
@@ -346,14 +345,14 @@ public class VimPlugin implements PersistentStateComponent<Element>, Disposable
   }
 
   private void turnOffPlugin(boolean unsubscribe) {
-    IjVimSearchGroup searchGroup = getSearchIfCreated();
+    SearchGroup searchGroup = getSearchIfCreated();
     if (searchGroup != null) {
       searchGroup.turnOff();
     }
     if (unsubscribe) {
       VimListenerManager.INSTANCE.turnOff();
     }
-    injector.getCommandLine().fullReset();
+    ExEntryPanel.fullReset();
 
     // Unregister vim actions in command mode
     RegisterActions.unregisterActions();

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

@@ -12,13 +12,13 @@ import com.intellij.openapi.Disposable
 import com.intellij.openapi.components.Service
 import com.intellij.openapi.components.service
 import com.intellij.openapi.project.Project
-import com.maddyhome.idea.vim.ui.ex.ExEntryPanel
+import com.maddyhome.idea.vim.group.EditorHolderService
 
 @Service(Service.Level.PROJECT)
 internal class VimProjectService(val project: Project) : Disposable {
   override fun dispose() {
     // Not sure if this is a best solution
-    ExEntryPanel.getInstance().editor = null
+    EditorHolderService.getInstance().editor = null
   }
 
   companion object {

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

@@ -32,7 +32,7 @@ import javax.swing.KeyStroke
  * This class is used in Which-Key plugin, so don't make it internal. Generally, we should provide a proper
  *   way to get ideavim keys for this plugin. See VIM-3085
  */
-class VimTypedActionHandler(origHandler: TypedActionHandler) : TypedActionHandlerEx {
+public class VimTypedActionHandler(origHandler: TypedActionHandler) : TypedActionHandlerEx {
   private val handler = KeyHandler.getInstance()
   private val traceTime = injector.globalOptions().ideatracetime
 

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

@@ -8,6 +8,6 @@
 
 package com.maddyhome.idea.vim.action
 
-object IntellijCommandProvider : CommandProvider {
+public object IntellijCommandProvider : CommandProvider {
   override val commandListFileName: String = "intellij_commands.json"
 }

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

@@ -26,6 +26,7 @@ import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.globalOptions
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.group.EditorHolderService
 import com.maddyhome.idea.vim.group.IjOptionConstants
 import com.maddyhome.idea.vim.group.IjOptions
 import com.maddyhome.idea.vim.handler.enableOctopus
@@ -44,7 +45,6 @@ import com.maddyhome.idea.vim.listener.AceJumpService
 import com.maddyhome.idea.vim.listener.AppCodeTemplates.appCodeTemplateCaptured
 import com.maddyhome.idea.vim.newapi.globalIjOptions
 import com.maddyhome.idea.vim.newapi.vim
-import com.maddyhome.idea.vim.ui.ex.ExEntryPanel
 import com.maddyhome.idea.vim.ui.ex.ExTextField
 import com.maddyhome.idea.vim.vimscript.model.datatypes.VimString
 import java.awt.event.InputEvent
@@ -60,7 +60,7 @@ import javax.swing.KeyStroke
  * This class is used in Which-Key plugin, so don't make it internal. Generally, we should provide a proper
  *   way to get ideavim keys for this plugin. See VIM-3085
  */
-class VimShortcutKeyAction : AnAction(), DumbAware/*, LightEditCompatible*/ {
+public class VimShortcutKeyAction : AnAction(), DumbAware/*, LightEditCompatible*/ {
   private val traceTime: Boolean
     get() {
       // Make sure the injector is initialized
@@ -257,7 +257,7 @@ class VimShortcutKeyAction : AnAction(), DumbAware/*, LightEditCompatible*/ {
   private fun getEditor(e: AnActionEvent): Editor? {
     return e.getData(PlatformDataKeys.EDITOR)
       ?: if (e.getData(PlatformDataKeys.CONTEXT_COMPONENT) is ExTextField) {
-        ExEntryPanel.getInstance().editor
+        EditorHolderService.getInstance().editor
       } else {
         null
       }

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

@@ -20,7 +20,7 @@ import com.maddyhome.idea.vim.handler.ChangeEditorActionHandler
 import com.maddyhome.idea.vim.newapi.ijOptions
 
 @CommandOrMotion(keys = ["gJ"], modes = [Mode.NORMAL])
-class DeleteJoinLinesAction : ChangeEditorActionHandler.ConditionalSingleExecution() {
+public class DeleteJoinLinesAction : ChangeEditorActionHandler.ConditionalSingleExecution() {
   override val type: Command.Type = Command.Type.DELETE
   override fun runAsMulticaret(
     editor: VimEditor,

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

@@ -19,7 +19,7 @@ import com.maddyhome.idea.vim.handler.ChangeEditorActionHandler
 import com.maddyhome.idea.vim.newapi.ijOptions
 
 @CommandOrMotion(keys = ["J"], modes = [Mode.NORMAL])
-class DeleteJoinLinesSpacesAction : ChangeEditorActionHandler.SingleExecution() {
+public class DeleteJoinLinesSpacesAction : ChangeEditorActionHandler.SingleExecution() {
   override val type: Command.Type = Command.Type.DELETE
 
   override fun execute(

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

@@ -23,7 +23,7 @@ import com.maddyhome.idea.vim.newapi.ijOptions
  * @author vlan
  */
 @CommandOrMotion(keys = ["gJ"], modes = [Mode.VISUAL])
-class DeleteJoinVisualLinesAction : VisualOperatorActionHandler.SingleExecution() {
+public class DeleteJoinVisualLinesAction : VisualOperatorActionHandler.SingleExecution() {
   override val type: Command.Type = Command.Type.DELETE
 
   override fun executeForAllCarets(

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

@@ -23,7 +23,7 @@ import com.maddyhome.idea.vim.newapi.ijOptions
  * @author vlan
  */
 @CommandOrMotion(keys = ["J"], modes = [Mode.VISUAL])
-class DeleteJoinVisualLinesSpacesAction : VisualOperatorActionHandler.SingleExecution() {
+public class DeleteJoinVisualLinesSpacesAction : VisualOperatorActionHandler.SingleExecution() {
   override val type: Command.Type = Command.Type.DELETE
 
   override fun executeForAllCarets(

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

@@ -36,18 +36,6 @@ internal class VimEditorDelete : IdeActionHandler(IdeActions.ACTION_EDITOR_DELET
 internal class VimEditorDown : IdeActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_DOWN) {
   override val type: Command.Type = Command.Type.MOTION
   override val flags: EnumSet<CommandFlags> = enumSetOf(CommandFlags.FLAG_CLEAR_STROKES)
-
-  override fun execute(
-    editor: VimEditor,
-    context: ExecutionContext,
-    cmd: Command,
-    operatorArguments: OperatorArguments
-  ): Boolean {
-    val undo = injector.undo
-    val nanoTime = System.nanoTime()
-    editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
-    return super.execute(editor, context, cmd, operatorArguments)
-  }
 }
 
 @CommandOrMotion(keys = ["<Tab>", "<C-I>"], modes = [Mode.INSERT])
@@ -60,18 +48,6 @@ internal class VimEditorTab : IdeActionHandler(IdeActions.ACTION_EDITOR_TAB) {
 internal class VimEditorUp : IdeActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_UP) {
   override val type: Command.Type = Command.Type.MOTION
   override val flags: EnumSet<CommandFlags> = enumSetOf(CommandFlags.FLAG_CLEAR_STROKES)
-
-  override fun execute(
-    editor: VimEditor,
-    context: ExecutionContext,
-    cmd: Command,
-    operatorArguments: OperatorArguments
-  ): Boolean {
-    val undo = injector.undo
-    val nanoTime = System.nanoTime()
-    editor.forEachCaret { undo.endInsertSequence(it, it.offset, nanoTime) }
-    return super.execute(editor, context, cmd, operatorArguments)
-  }
 }
 
 @CommandOrMotion(keys = ["K"], modes = [Mode.NORMAL])

src/main/java/com/maddyhome/idea/vim/command/CommandState.kt

@@ -0,0 +1,72 @@
+/*
+ * 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.command
+
+import com.intellij.openapi.editor.Editor
+import com.maddyhome.idea.vim.helper.vimStateMachine
+import com.maddyhome.idea.vim.newapi.vim
+import com.maddyhome.idea.vim.state.VimStateMachine
+import com.maddyhome.idea.vim.state.mode.SelectionType
+
+/**
+ * COMPATIBILITY-LAYER: Additional class
+ * Please see: https://jb.gg/zo8n0r
+ */
+public class CommandState(private val machine: VimStateMachine) {
+
+  public val isOperatorPending: Boolean
+    get() = machine.isOperatorPending(machine.mode)
+
+  public val mode: Mode
+    get() {
+      val myMode = machine.mode
+      return when (myMode) {
+        is com.maddyhome.idea.vim.state.mode.Mode.CMD_LINE -> Mode.CMD_LINE
+        com.maddyhome.idea.vim.state.mode.Mode.INSERT -> Mode.INSERT
+        is com.maddyhome.idea.vim.state.mode.Mode.NORMAL -> Mode.COMMAND
+        is com.maddyhome.idea.vim.state.mode.Mode.OP_PENDING -> Mode.OP_PENDING
+        com.maddyhome.idea.vim.state.mode.Mode.REPLACE -> Mode.REPLACE
+        is com.maddyhome.idea.vim.state.mode.Mode.SELECT -> Mode.SELECT
+        is com.maddyhome.idea.vim.state.mode.Mode.VISUAL -> Mode.VISUAL
+      }
+    }
+
+  public val commandBuilder: CommandBuilder
+    get() = machine.commandBuilder
+
+  public val mappingState: MappingState
+    get() = machine.mappingState
+
+  public enum class Mode {
+    // Basic modes
+    COMMAND, VISUAL, SELECT, INSERT, CMD_LINE, /*EX*/
+
+    // Additional modes
+    OP_PENDING, REPLACE /*, VISUAL_REPLACE*/, INSERT_NORMAL, INSERT_VISUAL, INSERT_SELECT
+  }
+
+  public enum class SubMode {
+    NONE, VISUAL_CHARACTER, VISUAL_LINE, VISUAL_BLOCK
+  }
+
+  public companion object {
+    @JvmStatic
+    public fun getInstance(editor: Editor): CommandState {
+      return CommandState(editor.vim.vimStateMachine)
+    }
+  }
+}
+
+internal val CommandState.SubMode.engine: SelectionType
+  get() = when (this) {
+    CommandState.SubMode.NONE -> error("Unexpected value")
+    CommandState.SubMode.VISUAL_CHARACTER -> SelectionType.CHARACTER_WISE
+    CommandState.SubMode.VISUAL_LINE -> SelectionType.LINE_WISE
+    CommandState.SubMode.VISUAL_BLOCK -> SelectionType.BLOCK_WISE
+  }

src/main/java/com/maddyhome/idea/vim/common/CharacterPosition.kt

@@ -12,18 +12,18 @@ import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.editor.LogicalPosition
 import com.maddyhome.idea.vim.newapi.vim
 
-class CharacterPosition(line: Int, col: Int) : LogicalPosition(line, col) {
+public class CharacterPosition(line: Int, col: Int) : LogicalPosition(line, col) {
-  fun toOffset(editor: Editor): Int = editor.vim.getLineStartOffset(line) + column
+  public fun toOffset(editor: Editor): Int = editor.vim.getLineStartOffset(line) + column
 
-  companion object {
+  public companion object {
-    fun fromOffset(editor: Editor, offset: Int): CharacterPosition {
+    public fun fromOffset(editor: Editor, offset: Int): CharacterPosition {
       // logical position "expands" tabs
       val logicalPosition = editor.offsetToLogicalPosition(offset)
       val lineStartOffset = editor.vim.getLineStartOffset(logicalPosition.line)
       return CharacterPosition(logicalPosition.line, offset - lineStartOffset)
     }
 
-    fun atCaret(editor: Editor): CharacterPosition {
+    public fun atCaret(editor: Editor): CharacterPosition {
       return fromOffset(editor, editor.caretModel.offset)
     }
   }

src/main/java/com/maddyhome/idea/vim/ex/ExOutputModel.kt

@@ -14,7 +14,7 @@ import com.maddyhome.idea.vim.helper.vimExOutput
 import com.maddyhome.idea.vim.ui.ExOutputPanel
 
 // TODO: We need a nicer way to handle output, especially wrt testing, appending + clearing
-class ExOutputModel private constructor(private val myEditor: Editor) : VimExOutputPanel {
+public class ExOutputModel private constructor(private val myEditor: Editor) : VimExOutputPanel {
   private var isActiveInTestMode = false
 
   override val isActive: Boolean
@@ -28,18 +28,14 @@ class ExOutputModel private constructor(private val myEditor: Editor) : VimExOut
     get() = if (!ApplicationManager.getApplication().isUnitTestMode) {
       ExOutputPanel.getInstance(myEditor).text
     } else {
-      // ExOutputPanel always returns a non-null string
+      field
-      field ?: ""
     }
     set(value) {
-      // ExOutputPanel will strip a trailing newline. We'll do it now so that tests have the same behaviour. We also
-      // never pass null to ExOutputPanel, but we do store it for tests, so we know if we're active or not
-      val newValue = value?.removeSuffix("\n")
       if (!ApplicationManager.getApplication().isUnitTestMode) {
-        ExOutputPanel.getInstance(myEditor).setText(newValue ?: "")
+        ExOutputPanel.getInstance(myEditor).setText(value ?: "")
       } else {
-        field = newValue
+        field = value
-        isActiveInTestMode = !newValue.isNullOrEmpty()
+        isActiveInTestMode = !value.isNullOrEmpty()
       }
     }
 
@@ -60,9 +56,9 @@ class ExOutputModel private constructor(private val myEditor: Editor) : VimExOut
     }
   }
 
-  companion object {
+  public companion object {
     @JvmStatic
-    fun getInstance(editor: Editor): ExOutputModel {
+    public fun getInstance(editor: Editor): ExOutputModel {
       var model = editor.vimExOutput
       if (model == null) {
         model = ExOutputModel(editor)
@@ -70,8 +66,5 @@ class ExOutputModel private constructor(private val myEditor: Editor) : VimExOut
       }
       return model
     }
-
-    @JvmStatic
-    fun tryGetInstance(editor: Editor) = editor.vimExOutput
   }
 }

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

@@ -9,6 +9,7 @@ package com.maddyhome.idea.vim.extension
 
 import com.intellij.openapi.actionSystem.DataContext
 import com.intellij.openapi.application.ApplicationManager
+import com.intellij.openapi.components.service
 import com.intellij.openapi.diagnostic.logger
 import com.intellij.openapi.editor.Editor
 import com.maddyhome.idea.vim.KeyHandler
@@ -50,13 +51,13 @@ import javax.swing.KeyStroke
  *
  * @author vlan
  */
-object VimExtensionFacade {
+public object VimExtensionFacade {
 
   private val LOG = logger<VimExtensionFacade>()
 
   /** The 'map' command for mapping keys to handlers defined in extensions. */
   @JvmStatic
-  fun putExtensionHandlerMapping(
+  public fun putExtensionHandlerMapping(
     modes: Set<MappingMode>,
     fromKeys: List<KeyStroke>,
     pluginOwner: MappingOwner,
@@ -67,15 +68,13 @@ object VimExtensionFacade {
   }
 
 
+  /**
+   * COMPATIBILITY-LAYER: Additional method
+   * Please see: https://jb.gg/zo8n0r
+   */
+  /** The 'map' command for mapping keys to handlers defined in extensions. */
   @JvmStatic
-  @Deprecated(
+  public fun putExtensionHandlerMapping(
-    "Use VimPlugin.getKey().putKeyMapping(modes, fromKeys, pluginOwner, extensionHandler, recursive)",
-    ReplaceWith(
-      "VimPlugin.getKey().putKeyMapping(modes, fromKeys, pluginOwner, extensionHandler, recursive)",
-      "com.maddyhome.idea.vim.VimPlugin"
-    )
-  )
-  fun putExtensionHandlerMapping(
     modes: Set<MappingMode>,
     fromKeys: List<KeyStroke>,
     pluginOwner: MappingOwner,
@@ -87,7 +86,7 @@ object VimExtensionFacade {
 
   /** The 'map' command for mapping keys to other keys. */
   @JvmStatic
-  fun putKeyMapping(
+  public fun putKeyMapping(
     modes: Set<MappingMode>,
     fromKeys: List<KeyStroke>,
     pluginOwner: MappingOwner,
@@ -99,7 +98,7 @@ object VimExtensionFacade {
 
   /** The 'map' command for mapping keys to other keys if there is no other mapping to these keys */
   @JvmStatic
-  fun putKeyMappingIfMissing(
+  public fun putKeyMappingIfMissing(
     modes: Set<MappingMode>,
     fromKeys: List<KeyStroke>,
     pluginOwner: MappingOwner,
@@ -113,7 +112,7 @@ object VimExtensionFacade {
   /**
    * Equivalent to calling 'command' to set up a user-defined command or alias
    */
-  fun addCommand(
+  public fun addCommand(
     name: String,
     handler: CommandAliasHandler,
   ) {
@@ -124,7 +123,7 @@ object VimExtensionFacade {
    * Equivalent to calling 'command' to set up a user-defined command or alias
    */
   @JvmStatic
-  fun addCommand(
+  public fun addCommand(
     name: String,
     minimumNumberOfArguments: Int,
     maximumNumberOfArguments: Int,
@@ -142,7 +141,7 @@ object VimExtensionFacade {
    * leaves the editor in the insert mode if it's been activated.
    */
   @JvmStatic
-  fun executeNormalWithoutMapping(keys: List<KeyStroke>, editor: Editor) {
+  public fun executeNormalWithoutMapping(keys: List<KeyStroke>, editor: Editor) {
     val context = injector.executionContextManager.getEditorExecutionContext(editor.vim)
     val keyHandler = KeyHandler.getInstance()
     keys.forEach { keyHandler.handleKey(editor.vim, it, context, false, false, keyHandler.keyHandlerState) }
@@ -150,7 +149,7 @@ object VimExtensionFacade {
 
   /** Returns a single key stroke from the user input similar to 'getchar()'. */
   @JvmStatic
-  fun inputKeyStroke(editor: Editor): KeyStroke {
+  public fun inputKeyStroke(editor: Editor): KeyStroke {
     if (editor.vim.vimStateMachine.isDotRepeatInProgress) {
       val input = Extension.consumeKeystroke()
       LOG.trace("inputKeyStroke: dot repeat in progress. Input: $input")
@@ -182,43 +181,43 @@ object VimExtensionFacade {
 
   /** Returns a string typed in the input box similar to 'input()'. */
   @JvmStatic
-  fun inputString(editor: Editor, context: DataContext, prompt: String, finishOn: Char?): String {
+  public fun inputString(editor: Editor, context: DataContext, prompt: String, finishOn: Char?): String {
     return injector.commandLine.inputString(editor.vim, context.vim, prompt, finishOn) ?: ""
   }
 
   /** Get the current contents of the given register similar to 'getreg()'. */
   @JvmStatic
-  fun getRegister(register: Char): List<KeyStroke>? {
+  public fun getRegister(register: Char): List<KeyStroke>? {
     val reg = VimPlugin.getRegister().getRegister(register) ?: return null
     return reg.keys
   }
 
   @JvmStatic
-  fun getRegisterForCaret(register: Char, caret: VimCaret): List<KeyStroke>? {
+  public fun getRegisterForCaret(register: Char, caret: VimCaret): List<KeyStroke>? {
-    val reg = injector.registerGroup.getRegister(register) ?: return null
+    val reg = caret.registerStorage.getRegister(register) ?: return null
     return reg.keys
   }
 
   /** Set the current contents of the given register */
   @JvmStatic
-  fun setRegister(register: Char, keys: List<KeyStroke?>?) {
+  public fun setRegister(register: Char, keys: List<KeyStroke?>?) {
     VimPlugin.getRegister().setKeys(register, keys?.filterNotNull() ?: emptyList())
   }
 
   /** Set the current contents of the given register */
   @JvmStatic
-  fun setRegisterForCaret(register: Char, caret: ImmutableVimCaret, keys: List<KeyStroke?>?) {
+  public fun setRegisterForCaret(register: Char, caret: ImmutableVimCaret, keys: List<KeyStroke?>?) {
-    injector.registerGroup.setKeys(register, keys?.filterNotNull() ?: emptyList())
+    caret.registerStorage.setKeys(register, keys?.filterNotNull() ?: emptyList())
   }
 
   /** Set the current contents of the given register */
   @JvmStatic
-  fun setRegister(register: Char, keys: List<KeyStroke?>?, type: SelectionType) {
+  public fun setRegister(register: Char, keys: List<KeyStroke?>?, type: SelectionType) {
     VimPlugin.getRegister().setKeys(register, keys?.filterNotNull() ?: emptyList(), type)
   }
 
   @JvmStatic
-  fun exportScriptFunction(
+  public fun exportScriptFunction(
     scope: Scope?,
     name: String,
     args: List<String>,
@@ -254,7 +253,7 @@ object VimExtensionFacade {
   }
 }
 
-fun VimExtensionFacade.exportOperatorFunction(name: String, function: OperatorFunction) {
+public fun VimExtensionFacade.exportOperatorFunction(name: String, function: OperatorFunction) {
   exportScriptFunction(null, name, listOf("type"), emptyList(), false, noneOfEnum()) {
     editor, context, args ->
 
@@ -275,6 +274,6 @@ fun VimExtensionFacade.exportOperatorFunction(name: String, function: OperatorFu
   }
 }
 
-fun interface ScriptFunction {
+public fun interface ScriptFunction {
-  fun execute(editor: VimEditor, context: ExecutionContext, args: Map<String, VimDataType>): ExecutionResult
+  public fun execute(editor: VimEditor, context: ExecutionContext, args: Map<String, VimDataType>): ExecutionResult
 }

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

@@ -19,12 +19,12 @@ import com.maddyhome.idea.vim.newapi.ij
  * COMPATIBILITY-LAYER: Created a class, renamed original class
  * Please see: https://jb.gg/zo8n0r
  */
-interface VimExtensionHandler : ExtensionHandler {
+public interface VimExtensionHandler : ExtensionHandler {
   override fun execute(editor: VimEditor, context: ExecutionContext, operatorArguments: OperatorArguments) {
     execute(editor.ij, context.ij)
   }
 
-  fun execute(editor: Editor, context: DataContext)
+  public fun execute(editor: Editor, context: DataContext)
 
-  abstract class WithCallback : ExtensionHandler.WithCallback(), VimExtensionHandler
+  public abstract class WithCallback : ExtensionHandler.WithCallback(), VimExtensionHandler
 }

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

@@ -9,7 +9,6 @@
 package com.maddyhome.idea.vim.extension.argtextobj;
 
 import com.intellij.openapi.editor.Document;
-import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.api.*;
 import com.maddyhome.idea.vim.command.*;
@@ -24,7 +23,7 @@ import com.maddyhome.idea.vim.listener.SelectionVimListenerSuppressor;
 import com.maddyhome.idea.vim.listener.VimListenerSuppressor;
 import com.maddyhome.idea.vim.newapi.IjVimCaret;
 import com.maddyhome.idea.vim.newapi.IjVimEditor;
-import com.maddyhome.idea.vim.state.KeyHandlerState;
+import com.maddyhome.idea.vim.state.VimStateMachine;
 import com.maddyhome.idea.vim.state.mode.Mode;
 import com.maddyhome.idea.vim.vimscript.model.datatypes.VimString;
 import org.jetbrains.annotations.Nls;
@@ -245,18 +244,19 @@ public class VimArgTextObjExtension implements VimExtension {
 
     @Override
     public void execute(@NotNull VimEditor editor, @NotNull ExecutionContext context, @NotNull OperatorArguments operatorArguments) {
-      @NotNull KeyHandler keyHandler = KeyHandler.getInstance();
+
-      @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      IjVimEditor vimEditor = (IjVimEditor) editor;
-      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
+      @NotNull VimStateMachine vimStateMachine = VimStateMachine.Companion.getInstance(vimEditor);
+      int count = Math.max(1, vimStateMachine.getCommandBuilder().getCount());
 
       final ArgumentTextObjectHandler textObjectHandler = new ArgumentTextObjectHandler(isInner);
       //noinspection DuplicatedCode
-      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
+      if (!vimStateMachine.isOperatorPending(editor.getMode())) {
         editor.nativeCarets().forEach((VimCaret caret) -> {
           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) {
+              if (vimStateMachine.getMode() instanceof Mode.VISUAL) {
                 com.maddyhome.idea.vim.group.visual.EngineVisualGroupKt.vimSetSelection(caret, range.getStartOffset(), range.getEndOffset() - 1, true);
               } else {
                 InlayHelperKt.moveToInlayAwareOffset(((IjVimCaret)caret).getCaret(), range.getStartOffset());
@@ -265,7 +265,7 @@ public class VimArgTextObjExtension implements VimExtension {
           }
         });
       } else {
-        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+        vimStateMachine.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
                                                                                          textObjectHandler, Command.Type.MOTION, EnumSet.noneOf(CommandFlags.class))));
       }
     }

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

@@ -18,7 +18,6 @@ import com.intellij.psi.PsiElement
 import com.intellij.psi.PsiFile
 import com.intellij.psi.PsiWhiteSpace
 import com.intellij.psi.util.PsiTreeUtil
-import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.ImmutableVimCaret
 import com.maddyhome.idea.vim.api.VimEditor
@@ -184,10 +183,10 @@ 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 commandState = editor.vimStateMachine
 
-      val keyState = KeyHandler.getInstance().keyHandlerState
+      val command = Command(operatorArguments.count1, CommentaryTextObjectMotionHandler, Command.Type.MOTION, EnumSet.noneOf(CommandFlags::class.java))
-      keyState.commandBuilder.completeCommandPart(Argument(command))
+      commandState.commandBuilder.completeCommandPart(Argument(command))
     }
   }
 

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

@@ -14,7 +14,6 @@ import com.intellij.openapi.vfs.VirtualFile
 import com.intellij.psi.PsiComment
 import com.intellij.psi.PsiElement
 import com.intellij.psi.util.PsiTreeUtil
-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
@@ -41,6 +40,7 @@ import com.maddyhome.idea.vim.handler.toMotionOrError
 import com.maddyhome.idea.vim.helper.EditorHelper
 import com.maddyhome.idea.vim.helper.PsiHelper
 import com.maddyhome.idea.vim.helper.enumSetOf
+import com.maddyhome.idea.vim.helper.vimStateMachine
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
@@ -91,23 +91,22 @@ internal class Matchit : VimExtension {
   private class MatchitHandler(private val reverse: Boolean) : ExtensionHandler {
 
     override fun execute(editor: VimEditor, context: ExecutionContext, operatorArguments: OperatorArguments) {
-      val keyHandler = KeyHandler.getInstance()
+      val commandState = editor.vimStateMachine
-      val keyState = keyHandler.keyHandlerState
+      val count = commandState.commandBuilder.count
-      val count = keyState.commandBuilder.count
 
       // Reset the command count so it doesn't transfer onto subsequent commands.
-      keyState.commandBuilder.resetCount()
+      editor.vimStateMachine.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.
-      val isInOpPending = keyHandler.isOperatorPending(editor.mode, keyState)
+      val isInOpPending = commandState.isOperatorPending(editor.mode)
 
       if (isInOpPending) {
         val matchitAction = MatchitAction()
         matchitAction.reverse = reverse
         matchitAction.isInOpPending = true
 
-        keyState.commandBuilder.completeCommandPart(
+        commandState.commandBuilder.completeCommandPart(
           Argument(
             Command(
               count,

src/main/java/com/maddyhome/idea/vim/extension/multiplecursors/VimMultipleCursorsExtension.kt

@@ -30,11 +30,11 @@ import com.maddyhome.idea.vim.extension.VimExtensionFacade.putExtensionHandlerMa
 import com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMappingIfMissing
 import com.maddyhome.idea.vim.group.visual.vimSetSelection
 import com.maddyhome.idea.vim.helper.MessageHelper
+import com.maddyhome.idea.vim.helper.SearchHelper
 import com.maddyhome.idea.vim.helper.SearchOptions
 import com.maddyhome.idea.vim.helper.endOffsetInclusive
 import com.maddyhome.idea.vim.helper.enumSetOf
 import com.maddyhome.idea.vim.helper.exitVisualMode
-import com.maddyhome.idea.vim.helper.findWordUnderCursor
 import com.maddyhome.idea.vim.helper.inVisualMode
 import com.maddyhome.idea.vim.helper.updateCaretsVisualAttributes
 import com.maddyhome.idea.vim.helper.userData
@@ -235,7 +235,7 @@ internal class VimMultipleCursorsExtension : VimExtension {
       val text = if (editor.inVisualMode) {
         primaryCaret.selectedText ?: return
       } else {
-        val range = findWordUnderCursor(editor, primaryCaret) ?: return
+        val range = SearchHelper.findWordUnderCursor(editor, primaryCaret) ?: return
         if (range.startOffset > primaryCaret.offset) return
         IjVimEditor(editor).getText(range)
       }
@@ -300,7 +300,7 @@ internal class VimMultipleCursorsExtension : VimExtension {
   }
 
   private fun selectWordUnderCaret(editor: Editor, caret: Caret): TextRange? {
-    val range = findWordUnderCursor(editor, caret) ?: return null
+    val range = SearchHelper.findWordUnderCursor(editor, caret) ?: return null
     if (range.startOffset > caret.offset) return null
 
     enterVisualMode(editor.vim)
@@ -327,6 +327,6 @@ internal class VimMultipleCursorsExtension : VimExtension {
 
   private fun makePattern(text: String, whole: Boolean): String {
     // Pattern is "very nomagic" (ignore regex chars) and "force case sensitive". This is vim-multiple-cursors behaviour
-    return "\\V\\C" + if (whole) "\\<$text\\>" else text
+    return "\\V\\C" + SearchHelper.makeSearchPattern(text, whole)
   }
 }

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

@@ -478,9 +478,6 @@ internal class NerdTree : VimExtension {
       NerdAction.ToIj("SynchronizeCurrentFile"),
     )
     registerCommand("NERDTreeMapToggleHidden", "I", NerdAction.ToIj("ProjectView.ShowExcludedFiles"))
-    registerCommand("NERDTreeMapNewFile", "n", NerdAction.ToIj("NewFile"))
-    registerCommand("NERDTreeMapNewDir", "N", NerdAction.ToIj("NewDir"))
-    registerCommand("NERDTreeMapDelete", "d", NerdAction.ToIj("\$Delete"))
     registerCommand("NERDTreeMapRefreshRoot", "R", NerdAction.ToIj("Synchronize"))
     registerCommand("NERDTreeMapMenu", "m", NerdAction.ToIj("ShowPopupMenu"))
     registerCommand("NERDTreeMapQuit", "q", NerdAction.ToIj("HideActiveWindow"))

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

@@ -10,7 +10,6 @@ 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
@@ -29,6 +28,7 @@ import com.maddyhome.idea.vim.extension.VimExtensionFacade.putKeyMappingIfMissin
 import com.maddyhome.idea.vim.extension.exportOperatorFunction
 import com.maddyhome.idea.vim.group.visual.VimSelection
 import com.maddyhome.idea.vim.helper.exitVisualMode
+import com.maddyhome.idea.vim.helper.vimStateMachine
 import com.maddyhome.idea.vim.key.OperatorFunction
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.ij
@@ -144,7 +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 = registerGroup.getRegister(lastRegisterChar) ?: return
+  val savedRegister = caret.registerStorage.getRegister(lastRegisterChar) ?: return
 
   var usedType = savedRegister.type
   var usedText = savedRegister.text
@@ -166,14 +166,13 @@ 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),
+        editor.vimStateMachine?.isOperatorPending(vimEditor.mode) ?: false,
         0,
         editor.vim.mode,
       ),

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

@@ -9,7 +9,6 @@
 package com.maddyhome.idea.vim.extension.textobjentire;
 
 import com.intellij.openapi.editor.Caret;
-import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.api.ExecutionContext;
 import com.maddyhome.idea.vim.api.ImmutableVimCaret;
 import com.maddyhome.idea.vim.api.VimEditor;
@@ -24,7 +23,7 @@ import com.maddyhome.idea.vim.listener.SelectionVimListenerSuppressor;
 import com.maddyhome.idea.vim.listener.VimListenerSuppressor;
 import com.maddyhome.idea.vim.newapi.IjVimCaret;
 import com.maddyhome.idea.vim.newapi.IjVimEditor;
-import com.maddyhome.idea.vim.state.KeyHandlerState;
+import com.maddyhome.idea.vim.state.VimStateMachine;
 import com.maddyhome.idea.vim.state.mode.Mode;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -134,18 +133,17 @@ public class VimTextObjEntireExtension implements VimExtension {
 
     @Override
     public void execute(@NotNull VimEditor editor, @NotNull ExecutionContext context, @NotNull OperatorArguments operatorArguments) {
-      @NotNull KeyHandler keyHandler = KeyHandler.getInstance();
+      @NotNull VimStateMachine vimStateMachine = VimStateMachine.Companion.getInstance(editor);
-      @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      int count = Math.max(1, vimStateMachine.getCommandBuilder().getCount());
-      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
 
       final EntireTextObjectHandler textObjectHandler = new EntireTextObjectHandler(ignoreLeadingAndTrailing);
       //noinspection DuplicatedCode
-      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
+      if (!vimStateMachine.isOperatorPending(editor.getMode())) {
         ((IjVimEditor) editor).getEditor().getCaretModel().runForEachCaret((Caret caret) -> {
           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) {
+              if (vimStateMachine.getMode() instanceof Mode.VISUAL) {
                 com.maddyhome.idea.vim.group.visual.EngineVisualGroupKt.vimSetSelection(new IjVimCaret(caret), range.getStartOffset(), range.getEndOffset() - 1, true);
               } else {
                 InlayHelperKt.moveToInlayAwareOffset(caret, range.getStartOffset());
@@ -155,7 +153,7 @@ public class VimTextObjEntireExtension implements VimExtension {
 
         });
       } else {
-        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+        vimStateMachine.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

@@ -9,7 +9,6 @@
 package com.maddyhome.idea.vim.extension.textobjindent;
 
 import com.intellij.openapi.editor.Caret;
-import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.api.ExecutionContext;
 import com.maddyhome.idea.vim.api.ImmutableVimCaret;
 import com.maddyhome.idea.vim.api.VimEditor;
@@ -25,7 +24,7 @@ import com.maddyhome.idea.vim.listener.SelectionVimListenerSuppressor;
 import com.maddyhome.idea.vim.listener.VimListenerSuppressor;
 import com.maddyhome.idea.vim.newapi.IjVimCaret;
 import com.maddyhome.idea.vim.newapi.IjVimEditor;
-import com.maddyhome.idea.vim.state.KeyHandlerState;
+import com.maddyhome.idea.vim.state.VimStateMachine;
 import com.maddyhome.idea.vim.state.mode.Mode;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -264,18 +263,17 @@ 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 VimStateMachine vimStateMachine = VimStateMachine.Companion.getInstance(vimEditor);
-      @NotNull KeyHandlerState keyHandlerState = KeyHandler.getInstance().getKeyHandlerState();
+      int count = Math.max(1, vimStateMachine.getCommandBuilder().getCount());
-      int count = Math.max(1, keyHandlerState.getCommandBuilder().getCount());
 
       final IndentObjectHandler textObjectHandler = new IndentObjectHandler(includeAbove, includeBelow);
 
-      if (!keyHandler.isOperatorPending(editor.getMode(), keyHandlerState)) {
+      if (!vimStateMachine.isOperatorPending(editor.getMode())) {
         ((IjVimEditor)editor).getEditor().getCaretModel().runForEachCaret((Caret caret) -> {
           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) {
+              if (vimStateMachine.getMode() instanceof Mode.VISUAL) {
                 EngineVisualGroupKt.vimSetSelection(new IjVimCaret(caret), range.getStartOffset(), range.getEndOffset() - 1, true);
               } else {
                 InlayHelperKt.moveToInlayAwareOffset(caret, range.getStartOffset());
@@ -285,7 +283,7 @@ public class VimIndentObject implements VimExtension {
 
         });
       } else {
-        keyHandlerState.getCommandBuilder().completeCommandPart(new Argument(new Command(count,
+        vimStateMachine.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

@@ -57,9 +57,8 @@ import com.maddyhome.idea.vim.helper.CharacterHelper.changeCase
 import com.maddyhome.idea.vim.helper.CharacterHelper.charType
 import com.maddyhome.idea.vim.helper.EditorHelper
 import com.maddyhome.idea.vim.helper.NumberType
+import com.maddyhome.idea.vim.helper.SearchHelper
 import com.maddyhome.idea.vim.helper.endOffsetInclusive
-import com.maddyhome.idea.vim.helper.findNumberUnderCursor
-import com.maddyhome.idea.vim.helper.findNumbersInRange
 import com.maddyhome.idea.vim.helper.inInsertMode
 import com.maddyhome.idea.vim.helper.moveToInlayAwareLogicalPosition
 import com.maddyhome.idea.vim.helper.moveToInlayAwareOffset
@@ -84,7 +83,7 @@ import kotlin.math.max
 /**
  * Provides all the insert/replace related functionality
  */
-class ChangeGroup : VimChangeGroupBase() {
+public class ChangeGroup : VimChangeGroupBase() {
   private val insertListeners = ContainerUtil.createLockFreeCopyOnWriteList<VimInsertListener>()
   private val listener: EditorMouseListener = object : EditorMouseListener {
     override fun mouseClicked(event: EditorMouseEvent) {
@@ -95,7 +94,7 @@ class ChangeGroup : VimChangeGroupBase() {
     }
   }
 
-  fun editorCreated(editor: Editor?, disposable: Disposable) {
+  public fun editorCreated(editor: Editor?, disposable: Disposable) {
     EventFacade.getInstance().addEditorMouseListener(editor!!, listener, disposable)
   }
 
@@ -103,9 +102,6 @@ class ChangeGroup : VimChangeGroupBase() {
     val editor = (vimEditor as IjVimEditor).editor
     val ijContext = context.ij
     val doc = vimEditor.editor.document
-    val undo = injector.undo
-    val nanoTime = System.nanoTime()
-    vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
     CommandProcessor.getInstance().executeCommand(
       editor.project, {
         ApplicationManager.getApplication()
@@ -654,7 +650,7 @@ class ChangeGroup : VimChangeGroupBase() {
     val alpha = nf.contains("alpha")
     val hex = nf.contains("hex")
     val octal = nf.contains("octal")
-    val numberRanges = findNumbersInRange((editor as IjVimEditor).editor, selectedRange, alpha, hex, octal)
+    val numberRanges = SearchHelper.findNumbersInRange((editor as IjVimEditor).editor, selectedRange, alpha, hex, octal)
     val newNumbers: MutableList<String?> = ArrayList()
     for (i in numberRanges.indices) {
       val numberRange = numberRanges[i]
@@ -677,7 +673,8 @@ class ChangeGroup : VimChangeGroupBase() {
     val alpha = nf.contains("alpha")
     val hex = nf.contains("hex")
     val octal = nf.contains("octal")
-    val range = findNumberUnderCursor((editor as IjVimEditor).editor, (caret as IjVimCaret).caret, alpha, hex, octal)
+    val range =
+      SearchHelper.findNumberUnderCursor((editor as IjVimEditor).editor, (caret as IjVimCaret).caret, alpha, hex, octal)
     if (range == null) {
       logger.debug("no number on line")
       return false
@@ -786,11 +783,11 @@ class ChangeGroup : VimChangeGroupBase() {
     return number
   }
 
-  fun addInsertListener(listener: VimInsertListener) {
+  public fun addInsertListener(listener: VimInsertListener) {
     insertListeners.add(listener)
   }
 
-  fun removeInsertListener(listener: VimInsertListener) {
+  public fun removeInsertListener(listener: VimInsertListener) {
     insertListeners.remove(listener)
   }
 

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

@@ -20,13 +20,11 @@ import com.intellij.openapi.components.Storage;
 import com.intellij.openapi.editor.*;
 import com.intellij.openapi.editor.event.CaretEvent;
 import com.intellij.openapi.editor.event.CaretListener;
-import com.intellij.openapi.editor.ex.EditorEx;
 import com.intellij.openapi.editor.ex.EditorGutterComponentEx;
 import com.intellij.openapi.project.Project;
 import com.maddyhome.idea.vim.KeyHandler;
 import com.maddyhome.idea.vim.VimPlugin;
 import com.maddyhome.idea.vim.api.*;
-import com.maddyhome.idea.vim.ex.ExOutputModel;
 import com.maddyhome.idea.vim.helper.CaretVisualAttributesHelperKt;
 import com.maddyhome.idea.vim.helper.CommandStateHelper;
 import com.maddyhome.idea.vim.helper.EditorHelper;
@@ -40,8 +38,6 @@ import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-import java.beans.PropertyChangeEvent;
-import java.beans.PropertyChangeListener;
 import java.util.Collection;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -49,7 +45,6 @@ import java.util.stream.Stream;
 
 import static com.intellij.openapi.editor.EditorSettings.*;
 import static com.maddyhome.idea.vim.api.VimInjectorKt.injector;
-import static com.maddyhome.idea.vim.api.VimInjectorKt.options;
 import static com.maddyhome.idea.vim.newapi.IjVimInjectorKt.ijOptions;
 
 /**
@@ -213,28 +208,22 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
 
     initLineNumbers(editor);
 
-    // Listen for changes to the font size, so we can hide the ex text field/output panel
+    // We add Vim bindings to all opened editors, even read-only editors. We also add bindings to editors that are used
-    if (editor instanceof EditorEx editorEx) {
+    // elsewhere in the IDE, rather than just for editing project files. This includes editors used as part of the UI,
-      editorEx.addPropertyChangeListener(FontSizeChangeListener.INSTANCE);
+    // such as the VCS commit message, or used as read-only viewers for text output, such as log files in run
-    }
+    // configurations or the Git Console tab. And editors are used for interactive stdin/stdout for console-based run
-
+    // configurations.
-    // We add Vim bindings to all opened editors, including editors used as UI controls rather than just project file
-    // editors. This includes editors used as part of the UI, such as the VCS commit message, or used as read-only
-    // viewers for text output, such as log files in run configurations or the Git Console tab. And editors are used for
-    // interactive stdin/stdout for console-based run configurations.
     // We want to provide an intuitive experience for working with these additional editors, so we automatically switch
-    // to INSERT mode if they are interactive editors. Recognising these can be a bit tricky.
+    // to INSERT mode for interactive editors. Recognising these can be a bit tricky.
     // These additional interactive editors are not file-based, but must have a writable document. However, log output
     // documents are also writable (the IDE is writing new content as it becomes available) just not user-editable. So
     // we must also check that the editor is not in read-only "viewer" mode (this includes "rendered" mode, which is
     // read-only and also hides the caret).
-    // Furthermore, interactive stdin/stdout console output in run configurations is hosted in a read-only editor, but
+    // Furthermore, the interactive stdin/stdout console output is hosted in a read-only editor, but it can still be
-    // it can still be edited. The `ConsoleViewImpl` class installs a typing handler that ignores the editor's
+    // edited. The `ConsoleViewImpl` class installs a typing handler that ignores the editor's `isViewer` property and
-    // `isViewer` property and allows typing if the associated process (if any) is still running. We can get the
+    // allows typing if the associated process (if any) is still running. We can get the editor's console view and check
-    // editor's console view and check this ourselves, but we have to wait until the editor has finished initialising
+    // this ourselves, but we have to wait until the editor has finished initialising before it's available in user
-    // before it's available in user data.
+    // data.
-    // Finally, we have a special check for diff windows. If we compare against clipboard, we get a diff editor that is
-    // not file based, is writable, and not a viewer, but we don't want to treat this as an interactive editor.
     // Note that we need a similar check in `VimEditor.isWritable` to allow Escape to work to exit insert mode. We need
     // to know that a read-only editor that is hosting a console view with a running process can be treated as writable.
     Runnable switchToInsertMode = () -> {
@@ -245,8 +234,7 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
     if (!editor.isViewer() &&
         !EditorHelper.isFileEditor(editor) &&
         editor.getDocument().isWritable() &&
-        !CommandStateHelper.inInsertMode(editor) &&
+        !CommandStateHelper.inInsertMode(editor)) {
-        editor.getEditorKind() != EditorKind.DIFF) {
       switchToInsertMode.run();
     }
     ApplicationManager.getApplication().invokeLater(
@@ -265,9 +253,6 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
     UserDataManager.unInitializeEditor(editor);
     VimPlugin.getKey().unregisterShortcutKeys(new IjVimEditor(editor));
     CaretVisualAttributesHelperKt.removeCaretsVisualAttributes(editor);
-    if (editor instanceof EditorEx editorEx) {
-      editorEx.removePropertyChangeListener(FontSizeChangeListener.INSTANCE);
-    }
   }
 
   public void notifyIdeaJoin(@Nullable Project project, @NotNull VimEditor editor) {
@@ -330,7 +315,7 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
     @Override
     public Integer convert(@NotNull Editor editor, int lineNumber) {
       final IjVimEditor ijVimEditor = new IjVimEditor(editor);
-      final boolean number = options(injector, ijVimEditor).getNumber();
+      final boolean number = ijOptions(injector, ijVimEditor).getNumber();
       final int caretLine = editor.getCaretModel().getLogicalPosition().line;
 
       // lineNumber is 1 based
@@ -397,33 +382,4 @@ public class EditorGroup implements PersistentStateComponent<Element>, VimEditor
       return Stream.empty();
     }
   }
-
-  /**
-   * Listens to property changes from the editor to hide ex text field/output panel when the editor's font is zoomed
-   */
-  private static class FontSizeChangeListener implements PropertyChangeListener {
-    public static FontSizeChangeListener INSTANCE = new FontSizeChangeListener();
-
-    @Override
-    public void propertyChange(PropertyChangeEvent evt) {
-      if (VimPlugin.isNotEnabled()) return;
-      if (evt.getPropertyName().equals(EditorEx.PROP_FONT_SIZE)) {
-        Object source = evt.getSource();
-        if (source instanceof Editor editor) {
-          // The editor is being zoomed, so hide the command line or output panel, if they're being shown. On the one
-          // hand, it's a little rude to cancel a command line for the user, but on the other, the panels obscure the
-          // zoom indicator, so it looks nicer if we hide them.
-          // Note that IDE scale is handled by LafManager.lookAndFeelChanged
-          VimCommandLine activeCommandLine = injector.getCommandLine().getActiveCommandLine();
-          if (activeCommandLine != null) {
-            injector.getProcessGroup().cancelExEntry(new IjVimEditor(editor), false);
-          }
-          ExOutputModel exOutputModel = ExOutputModel.tryGetInstance(editor);
-          if (exOutputModel != null) {
-            exOutputModel.close();
-          }
-        }
-      }
-    }
-  }
 }

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

@@ -0,0 +1,23 @@
+/*
+ * 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.components.Service
+import com.intellij.openapi.components.service
+import com.intellij.openapi.editor.Editor
+
+@Service
+internal class EditorHolderService {
+  var editor: Editor? = null
+
+  companion object {
+    @JvmStatic
+    fun getInstance(): EditorHolderService = service()
+  }
+}

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

@@ -0,0 +1,476 @@
+/*
+ * 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.actionSystem.DataContext;
+import com.intellij.openapi.actionSystem.PlatformDataKeys;
+import com.intellij.openapi.application.ApplicationManager;
+import com.intellij.openapi.diagnostic.Logger;
+import com.intellij.openapi.editor.Document;
+import com.intellij.openapi.editor.Editor;
+import com.intellij.openapi.editor.LogicalPosition;
+import com.intellij.openapi.fileEditor.*;
+import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx;
+import com.intellij.openapi.fileEditor.impl.EditorWindow;
+import com.intellij.openapi.fileEditor.impl.EditorsSplitters;
+import com.intellij.openapi.fileTypes.FileType;
+import com.intellij.openapi.fileTypes.FileTypeManager;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.project.ProjectManager;
+import com.intellij.openapi.roots.ProjectRootManager;
+import com.intellij.openapi.vfs.LocalFileSystem;
+import com.intellij.openapi.vfs.VirtualFile;
+import com.intellij.openapi.vfs.VirtualFileManager;
+import com.intellij.openapi.vfs.VirtualFileSystem;
+import com.intellij.psi.search.FilenameIndex;
+import com.intellij.psi.search.GlobalSearchScope;
+import com.intellij.psi.search.ProjectScope;
+import com.maddyhome.idea.vim.VimPlugin;
+import com.maddyhome.idea.vim.api.*;
+import com.maddyhome.idea.vim.common.TextRange;
+import com.maddyhome.idea.vim.helper.EditorHelper;
+import com.maddyhome.idea.vim.helper.EditorHelperRt;
+import com.maddyhome.idea.vim.helper.MessageHelper;
+import com.maddyhome.idea.vim.helper.SearchHelper;
+import com.maddyhome.idea.vim.newapi.ExecuteExtensionKt;
+import com.maddyhome.idea.vim.newapi.IjEditorExecutionContext;
+import com.maddyhome.idea.vim.newapi.IjVimEditor;
+import com.maddyhome.idea.vim.state.VimStateMachine;
+import com.maddyhome.idea.vim.state.mode.Mode;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.Collection;
+
+import static com.maddyhome.idea.vim.api.VimInjectorKt.injector;
+import static com.maddyhome.idea.vim.newapi.IjVimInjectorKt.globalIjOptions;
+
+public class FileGroup extends VimFileBase {
+  public boolean openFile(@NotNull String filename, @NotNull ExecutionContext context) {
+    if (logger.isDebugEnabled()) {
+      logger.debug("openFile(" + filename + ")");
+    }
+    final Project project = PlatformDataKeys.PROJECT.getData(((IjEditorExecutionContext) context).getContext()); // API change - don't merge
+    if (project == null) return false;
+
+    VirtualFile found = findFile(filename, project);
+
+    if (found != null) {
+      if (logger.isDebugEnabled()) {
+        logger.debug("found file: " + found);
+      }
+      // Can't open a file unless it has a known file type. The next call will return the known type.
+      // If unknown, IDEA will prompt the user to pick a type.
+      FileType type = FileTypeManager.getInstance().getKnownFileTypeOrAssociate(found, project);
+
+      //noinspection IfStatementWithIdenticalBranches
+      if (type != null) {
+        FileEditorManager fem = FileEditorManager.getInstance(project);
+        fem.openFile(found, true);
+
+        return true;
+      }
+      else {
+        // There was no type and user didn't pick one. Don't open the file
+        // Return true here because we found the file but the user canceled by not picking a type.
+        return true;
+      }
+    }
+    else {
+      VimPlugin.showMessage(MessageHelper.message("unable.to.find.0", filename));
+
+      return false;
+    }
+  }
+
+  @Nullable VirtualFile findFile(@NotNull String filename, @NotNull Project project) {
+    VirtualFile found;
+    // Vim supports both ~/ and ~\ (tested on Mac and Windows). On Windows, it supports forward- and back-slashes, but
+    // it only supports forward slash on Unix (tested on Mac)
+    // VFS works with both directory separators (tested on Mac and Windows)
+    if (filename.startsWith("~/") || filename.startsWith("~\\")) {
+      String relativePath = filename.substring(2);
+      String dir = System.getProperty("user.home");
+      if (logger.isDebugEnabled()) {
+        logger.debug("home dir file");
+        logger.debug("looking for " + relativePath + " in " + dir);
+      }
+      found = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(new File(dir, relativePath));
+    }
+    else {
+      found = LocalFileSystem.getInstance().findFileByIoFile(new File(filename));
+
+      if (found == null) {
+        found = findByNameInContentRoots(filename, project);
+        if (found == null) {
+          found = findByNameInProject(filename, project);
+        }
+      }
+    }
+
+    return found;
+  }
+
+  @Nullable
+  private VirtualFile findByNameInContentRoots(@NotNull String filename, @NotNull Project project) {
+    VirtualFile found = null;
+    ProjectRootManager prm = ProjectRootManager.getInstance(project);
+    VirtualFile[] roots = prm.getContentRoots();
+    for (int i = 0; i < roots.length; i++) {
+      if (logger.isDebugEnabled()) {
+        logger.debug("root[" + i + "] = " + roots[i].getPath());
+      }
+      found = roots[i].findFileByRelativePath(filename);
+      if (found != null) {
+        break;
+      }
+    }
+    return found;
+  }
+
+  @Nullable
+  private static VirtualFile findByNameInProject(@NotNull String filename, @NotNull Project project) {
+    GlobalSearchScope projectScope = ProjectScope.getProjectScope(project);
+    Collection<VirtualFile> names = FilenameIndex.getVirtualFilesByName(filename, projectScope);
+    if (!names.isEmpty()) {
+      return names.stream().findFirst().get();
+    }
+    return null;
+  }
+
+  /**
+   * Closes the current editor.
+   */
+  @Override
+  public void closeFile(@NotNull VimEditor editor, @NotNull ExecutionContext context) {
+    final Project project = PlatformDataKeys.PROJECT.getData(((DataContext)context.getContext()));
+    if (project != null) {
+      final FileEditorManagerEx fileEditorManager = FileEditorManagerEx.getInstanceEx(project);
+      final EditorWindow window = fileEditorManager.getCurrentWindow();
+      final VirtualFile virtualFile = fileEditorManager.getCurrentFile();
+
+      if (virtualFile != null && window != null) {
+        // During the work on VIM-2912 I've changed the close function to this one.
+        //   However, the function with manager seems to work weirdly and it causes VIM-2953
+        //window.getManager().closeFile(virtualFile, true, false);
+        window.closeFile(virtualFile);
+
+        // Get focus after closing tab
+        window.requestFocus(true);
+        if (!ApplicationManager.getApplication().isUnitTestMode()) {
+          // This thing doesn't have an implementation in test mode
+          EditorsSplitters.focusDefaultComponentInSplittersIfPresent(project);
+        }
+      }
+    }
+  }
+
+  /**
+   * Closes editor.
+   */
+  @Override
+  public void closeFile(int number, @NotNull ExecutionContext context) {
+    final Project project = PlatformDataKeys.PROJECT.getData(((IjEditorExecutionContext) context).getContext());
+    if (project == null) return;
+    final FileEditorManagerEx fileEditorManager = FileEditorManagerEx.getInstanceEx(project);
+    final EditorWindow window = fileEditorManager.getCurrentWindow();
+    VirtualFile[] editors = fileEditorManager.getOpenFiles();
+    if (window != null) {
+      if (number >= 0 && number < editors.length) {
+        fileEditorManager.closeFile(editors[number], window);
+      }
+    } if (!ApplicationManager.getApplication().isUnitTestMode()) {
+      // This thing doesn't have an implementation in test mode
+      EditorsSplitters.focusDefaultComponentInSplittersIfPresent(project);
+    }
+  }
+
+  /**
+   * Saves specific file in the project.
+   */
+  @Override
+  public void saveFile(@NotNull ExecutionContext context) {
+    NativeAction action;
+    if (globalIjOptions(injector).getIdeawrite().contains(IjOptionConstants.ideawrite_all)) {
+      action = injector.getNativeActionManager().getSaveAll();
+    }
+    else {
+      action = injector.getNativeActionManager().getSaveCurrent();
+    }
+    ExecuteExtensionKt.execute(action, context);
+  }
+
+  /**
+   * Saves all files in the project.
+   */
+  public void saveFiles(@NotNull ExecutionContext context) {
+    ExecuteExtensionKt.execute(VimInjectorKt.getInjector().getNativeActionManager().getSaveAll(), context);
+  }
+
+  /**
+   * Selects then next or previous editor.
+   */
+  @Override
+  public boolean selectFile(int count, @NotNull ExecutionContext context) {
+    final Project project = PlatformDataKeys.PROJECT.getData(((IjEditorExecutionContext) context).getContext());
+    if (project == null) return false;
+    FileEditorManager fem = FileEditorManager.getInstance(project); // API change - don't merge
+    VirtualFile[] editors = fem.getOpenFiles();
+    if (count == 99) {
+      count = editors.length - 1;
+    }
+    if (count < 0 || count >= editors.length) {
+      return false;
+    }
+
+    fem.openFile(editors[count], true);
+
+    return true;
+  }
+
+  /**
+   * Selects then next or previous editor.
+   */
+  public void selectNextFile(int count, @NotNull ExecutionContext context) {
+    Project project = PlatformDataKeys.PROJECT.getData(((IjEditorExecutionContext) context).getContext());
+    if (project == null) return;
+    FileEditorManager fem = FileEditorManager.getInstance(project); // API change - don't merge
+    VirtualFile[] editors = fem.getOpenFiles();
+    VirtualFile current = fem.getSelectedFiles()[0];
+    for (int i = 0; i < editors.length; i++) {
+      if (editors[i].equals(current)) {
+        int pos = (i + (count % editors.length) + editors.length) % editors.length;
+
+        fem.openFile(editors[pos], true);
+      }
+    }
+  }
+
+  /**
+   * Selects previous editor tab.
+   */
+  @Override
+  public void selectPreviousTab(@NotNull ExecutionContext context) {
+    Project project = PlatformDataKeys.PROJECT.getData(((DataContext)context.getContext()));
+    if (project == null) return;
+    VirtualFile vf = LastTabService.getInstance(project).getLastTab();
+    if (vf != null && vf.isValid()) {
+      FileEditorManager.getInstance(project).openFile(vf, true);
+    }
+    else {
+      VimPlugin.indicateError();
+    }
+  }
+
+  /**
+   * Returns the previous tab.
+   */
+  public @Nullable VirtualFile getPreviousTab(@NotNull DataContext context) {
+    Project project = PlatformDataKeys.PROJECT.getData(context);
+    if (project == null) return null;
+    VirtualFile vf = LastTabService.getInstance(project).getLastTab();
+    if (vf != null && vf.isValid()) {
+      return vf;
+    }
+    return null;
+  }
+
+  @Nullable Editor selectEditor(Project project, @NotNull VirtualFile file) {
+    FileEditorManager fMgr = FileEditorManager.getInstance(project);
+    FileEditor[] feditors = fMgr.openFile(file, true);
+    if (feditors.length > 0) {
+      if (feditors[0] instanceof TextEditor) {
+        Editor editor = ((TextEditor)feditors[0]).getEditor();
+        if (!editor.isDisposed()) {
+          return editor;
+        }
+      }
+    }
+
+    return null;
+  }
+
+  @Override
+  public void displayLocationInfo(@NotNull VimEditor vimEditor) {
+    Editor editor = ((IjVimEditor)vimEditor).getEditor();
+    StringBuilder msg = new StringBuilder();
+    Document doc = editor.getDocument();
+
+    if (!(VimStateMachine.Companion.getInstance(new IjVimEditor(editor)).getMode() instanceof Mode.VISUAL)) {
+      LogicalPosition lp = editor.getCaretModel().getLogicalPosition();
+      int col = editor.getCaretModel().getOffset() - doc.getLineStartOffset(lp.line);
+      int endoff = doc.getLineEndOffset(lp.line);
+      if (endoff < EditorHelperRt.getFileSize(editor) && doc.getCharsSequence().charAt(endoff) == '\n') {
+        endoff--;
+      }
+      int ecol = endoff - doc.getLineStartOffset(lp.line);
+      LogicalPosition elp = editor.offsetToLogicalPosition(endoff);
+
+      msg.append("Col ").append(col + 1);
+      if (col != lp.column) {
+        msg.append("-").append(lp.column + 1);
+      }
+
+      msg.append(" of ").append(ecol + 1);
+      if (ecol != elp.column) {
+        msg.append("-").append(elp.column + 1);
+      }
+
+      int lline = editor.getCaretModel().getLogicalPosition().line;
+      int total = new IjVimEditor(editor).lineCount();
+
+      msg.append("; Line ").append(lline + 1).append(" of ").append(total);
+
+      SearchHelper.CountPosition cp = SearchHelper.countWords(editor);
+
+      msg.append("; Word ").append(cp.getPosition()).append(" of ").append(cp.getCount());
+
+      int offset = editor.getCaretModel().getOffset();
+      int size = EditorHelperRt.getFileSize(editor);
+
+      msg.append("; Character ").append(offset + 1).append(" of ").append(size);
+    }
+    else {
+      msg.append("Selected ");
+
+      TextRange vr = new TextRange(editor.getSelectionModel().getBlockSelectionStarts(),
+                                   editor.getSelectionModel().getBlockSelectionEnds());
+      vr.normalize();
+
+      int lines;
+      SearchHelper.CountPosition cp = SearchHelper.countWords(editor);
+      int words = cp.getCount();
+      int word = 0;
+      if (vr.isMultiple()) {
+        lines = vr.size();
+        int cols = vr.getMaxLength();
+
+        msg.append(cols).append(" Cols; ");
+
+        for (int i = 0; i < vr.size(); i++) {
+          cp = SearchHelper.countWords(editor, vr.getStartOffsets()[i], vr.getEndOffsets()[i] - 1);
+          word += cp.getCount();
+        }
+      }
+      else {
+        LogicalPosition slp = editor.offsetToLogicalPosition(vr.getStartOffset());
+        LogicalPosition elp = editor.offsetToLogicalPosition(vr.getEndOffset());
+
+        lines = elp.line - slp.line + 1;
+
+        cp = SearchHelper.countWords(editor, vr.getStartOffset(), vr.getEndOffset() - 1);
+        word = cp.getCount();
+      }
+
+      int total = new IjVimEditor(editor).lineCount();
+
+      msg.append(lines).append(" of ").append(total).append(" Lines");
+
+      msg.append("; ").append(word).append(" of ").append(words).append(" Words");
+
+      int chars = vr.getSelectionCount();
+      int size = EditorHelperRt.getFileSize(editor);
+
+      msg.append("; ").append(chars).append(" of ").append(size).append(" Characters");
+    }
+
+    VimPlugin.showMessage(msg.toString());
+  }
+
+  @Override
+  public void displayFileInfo(@NotNull VimEditor vimEditor, boolean fullPath) {
+    Editor editor = ((IjVimEditor)vimEditor).getEditor();
+    StringBuilder msg = new StringBuilder();
+    VirtualFile vf = EditorHelper.getVirtualFile(editor);
+    if (vf != null) {
+      msg.append('"');
+      if (fullPath) {
+        msg.append(vf.getPath());
+      }
+      else {
+        Project project = editor.getProject();
+        if (project != null) {
+          VirtualFile root = ProjectRootManager.getInstance(project).getFileIndex().getContentRootForFile(vf);
+          if (root != null) {
+            msg.append(vf.getPath().substring(root.getPath().length() + 1));
+          }
+          else {
+            msg.append(vf.getPath());
+          }
+        }
+      }
+      msg.append("\" ");
+    }
+    else {
+      msg.append("\"[No File]\" ");
+    }
+
+    Document doc = editor.getDocument();
+    if (!doc.isWritable()) {
+      msg.append("[RO] ");
+    }
+    else if (FileDocumentManager.getInstance().isDocumentUnsaved(doc)) {
+      msg.append("[+] ");
+    }
+
+    int lline = editor.getCaretModel().getLogicalPosition().line;
+    int total = new IjVimEditor(editor).lineCount();
+    int pct = (int)((float)lline / (float)total * 100f + 0.5);
+
+    msg.append("line ").append(lline + 1).append(" of ").append(total);
+    msg.append(" --").append(pct).append("%-- ");
+
+    LogicalPosition lp = editor.getCaretModel().getLogicalPosition();
+    int col = editor.getCaretModel().getOffset() - doc.getLineStartOffset(lline);
+
+    msg.append("col ").append(col + 1);
+    if (col != lp.column) {
+      msg.append("-").append(lp.column + 1);
+    }
+
+    VimPlugin.showMessage(msg.toString());
+  }
+
+  private static final @NotNull Logger logger = Logger.getInstance(FileGroup.class.getName());
+
+  /**
+   * Respond to editor tab selection and remember the last used tab
+   */
+  public static void fileEditorManagerSelectionChangedCallback(@NotNull FileEditorManagerEvent event) {
+    if (event.getOldFile() != null) {
+      LastTabService.getInstance(event.getManager().getProject()).setLastTab(event.getOldFile());
+    }
+  }
+
+  @Nullable
+  @Override
+  public VimEditor selectEditor(@NotNull String projectId, @NotNull String documentPath, @Nullable String protocol) {
+    VirtualFileSystem fileSystem = VirtualFileManager.getInstance().getFileSystem(protocol);
+    if (fileSystem == null) return null;
+    VirtualFile virtualFile = fileSystem.findFileByPath(documentPath);
+    if (virtualFile == null) return null;
+
+    Project project = Arrays.stream(ProjectManager.getInstance().getOpenProjects())
+      .filter(p -> injector.getFile().getProjectId(p).equals(projectId))
+      .findFirst().orElseThrow();
+
+    Editor editor = selectEditor(project, virtualFile);
+    if (editor == null) return null;
+    return new IjVimEditor(editor);
+  }
+
+  @NotNull
+  @Override
+  public String getProjectId(@NotNull Object project) {
+    if (!(project instanceof Project)) throw new IllegalArgumentException();
+    return ((Project) project).getName();
+  }
+}

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

@@ -1,444 +0,0 @@
-/*
- * 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.actionSystem.DataContext
-import com.intellij.openapi.actionSystem.PlatformDataKeys
-import com.intellij.openapi.application.ApplicationManager
-import com.intellij.openapi.diagnostic.Logger
-import com.intellij.openapi.editor.Editor
-import com.intellij.openapi.fileEditor.FileDocumentManager
-import com.intellij.openapi.fileEditor.FileEditorManager
-import com.intellij.openapi.fileEditor.FileEditorManagerEvent
-import com.intellij.openapi.fileEditor.TextEditor
-import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx
-import com.intellij.openapi.fileEditor.impl.EditorsSplitters
-import com.intellij.openapi.fileTypes.FileTypeManager
-import com.intellij.openapi.project.Project
-import com.intellij.openapi.project.ProjectManager
-import com.intellij.openapi.roots.ProjectRootManager
-import com.intellij.openapi.vfs.LocalFileSystem
-import com.intellij.openapi.vfs.VirtualFile
-import com.intellij.openapi.vfs.VirtualFileManager
-import com.intellij.psi.search.FilenameIndex
-import com.intellij.psi.search.ProjectScope
-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.VimFileBase
-import com.maddyhome.idea.vim.api.injector
-import com.maddyhome.idea.vim.common.TextRange
-import com.maddyhome.idea.vim.group.LastTabService.Companion.getInstance
-import com.maddyhome.idea.vim.helper.EditorHelper
-import com.maddyhome.idea.vim.helper.MessageHelper.message
-import com.maddyhome.idea.vim.helper.countWords
-import com.maddyhome.idea.vim.helper.fileSize
-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.*
-
-class FileGroup : VimFileBase() {
-  override fun openFile(filename: String, context: ExecutionContext): Boolean {
-    if (logger.isDebugEnabled) {
-      logger.debug("openFile($filename)")
-    }
-    val project = PlatformDataKeys.PROJECT.getData((context as IjEditorExecutionContext).context)
-      ?: return false // API change - don't merge
-
-    val found = findFile(filename, project)
-
-    if (found != null) {
-      if (logger.isDebugEnabled) {
-        logger.debug("found file: $found")
-      }
-      // Can't open a file unless it has a known file type. The next call will return the known type.
-      // If unknown, IDEA will prompt the user to pick a type.
-      val type = FileTypeManager.getInstance().getKnownFileTypeOrAssociate(found, project)
-
-      if (type != null) {
-        val fem = FileEditorManager.getInstance(project)
-        fem.openFile(found, true)
-
-        return true
-      } else {
-        // There was no type and user didn't pick one. Don't open the file
-        // Return true here because we found the file but the user canceled by not picking a type.
-        return true
-      }
-    } else {
-      VimPlugin.showMessage(message("unable.to.find.0", filename))
-
-      return false
-    }
-  }
-
-  fun findFile(filename: String, project: Project): VirtualFile? {
-    var found: VirtualFile?
-    // Vim supports both ~/ and ~\ (tested on Mac and Windows). On Windows, it supports forward- and back-slashes, but
-    // it only supports forward slash on Unix (tested on Mac)
-    // VFS works with both directory separators (tested on Mac and Windows)
-    if (filename.startsWith("~/") || filename.startsWith("~\\")) {
-      val relativePath = filename.substring(2)
-      val dir = System.getProperty("user.home")
-      if (logger.isDebugEnabled) {
-        logger.debug("home dir file")
-        logger.debug("looking for $relativePath in $dir")
-      }
-      found = LocalFileSystem.getInstance().refreshAndFindFileByIoFile(File(dir, relativePath))
-    } else {
-      found = LocalFileSystem.getInstance().findFileByIoFile(File(filename))
-
-      if (found == null) {
-        found = findByNameInContentRoots(filename, project)
-        if (found == null) {
-          found = findByNameInProject(filename, project)
-        }
-      }
-    }
-
-    return found
-  }
-
-  private fun findByNameInContentRoots(filename: String, project: Project): VirtualFile? {
-    var found: VirtualFile? = null
-    val prm = ProjectRootManager.getInstance(project)
-    val roots = prm.contentRoots
-    for (i in roots.indices) {
-      if (logger.isDebugEnabled) {
-        logger.debug("root[" + i + "] = " + roots[i].path)
-      }
-      found = roots[i].findFileByRelativePath(filename)
-      if (found != null) {
-        break
-      }
-    }
-    return found
-  }
-
-  /**
-   * Closes the current editor.
-   */
-  override fun closeFile(editor: VimEditor, context: ExecutionContext) {
-    val project = PlatformDataKeys.PROJECT.getData((context.context as DataContext))
-    if (project != null) {
-      val fileEditorManager = FileEditorManagerEx.getInstanceEx(project)
-      val window = fileEditorManager.currentWindow
-      val virtualFile = fileEditorManager.currentFile
-
-      if (virtualFile != null && window != null) {
-        // During the work on VIM-2912 I've changed the close function to this one.
-        //   However, the function with manager seems to work weirdly and it causes VIM-2953
-        //window.getManager().closeFile(virtualFile, true, false);
-        window.closeFile(virtualFile)
-
-        // Get focus after closing tab
-        window.requestFocus(true)
-        if (!ApplicationManager.getApplication().isUnitTestMode) {
-          // This thing doesn't have an implementation in test mode
-          EditorsSplitters.focusDefaultComponentInSplittersIfPresent(project)
-        }
-      }
-    }
-  }
-
-  /**
-   * Closes editor.
-   */
-  override fun closeFile(number: Int, context: ExecutionContext) {
-    val project = PlatformDataKeys.PROJECT.getData((context as IjEditorExecutionContext).context) ?: return
-    val fileEditorManager = FileEditorManagerEx.getInstanceEx(project)
-    val window = fileEditorManager.currentWindow
-    val editors = fileEditorManager.openFiles
-    if (window != null) {
-      if (number >= 0 && number < editors.size) {
-        fileEditorManager.closeFile(editors[number], window)
-      }
-    }
-    if (!ApplicationManager.getApplication().isUnitTestMode) {
-      // This thing doesn't have an implementation in test mode
-      EditorsSplitters.focusDefaultComponentInSplittersIfPresent(project)
-    }
-  }
-
-  /**
-   * Saves specific file in the project.
-   */
-  override fun saveFile(context: ExecutionContext) {
-    val action = if (injector.globalIjOptions().ideawrite.contains(IjOptionConstants.ideawrite_all)) {
-      injector.nativeActionManager.saveAll
-    } else {
-      injector.nativeActionManager.saveCurrent
-    }
-    action.execute(context)
-  }
-
-  /**
-   * Saves all files in the project.
-   */
-  override fun saveFiles(context: ExecutionContext) {
-    injector.nativeActionManager.saveAll.execute(context)
-  }
-
-  /**
-   * Selects then next or previous editor.
-   */
-  override fun selectFile(count: Int, context: ExecutionContext): Boolean {
-    var count = count
-    val project = PlatformDataKeys.PROJECT.getData((context as IjEditorExecutionContext).context) ?: return false
-    val fem = FileEditorManager.getInstance(project) // API change - don't merge
-    val editors = fem.openFiles
-    if (count == 99) {
-      count = editors.size - 1
-    }
-    if (count < 0 || count >= editors.size) {
-      return false
-    }
-
-    fem.openFile(editors[count], true)
-
-    return true
-  }
-
-  /**
-   * Selects then next or previous editor.
-   */
-  override fun selectNextFile(count: Int, context: ExecutionContext) {
-    val project = PlatformDataKeys.PROJECT.getData((context as IjEditorExecutionContext).context) ?: return
-    val fem = FileEditorManager.getInstance(project) // API change - don't merge
-    val editors = fem.openFiles
-    val current = fem.selectedFiles[0]
-    for (i in editors.indices) {
-      if (editors[i] == current) {
-        val pos = (i + (count % editors.size) + editors.size) % editors.size
-
-        fem.openFile(editors[pos], true)
-      }
-    }
-  }
-
-  /**
-   * Selects previous editor tab.
-   */
-  override fun selectPreviousTab(context: ExecutionContext) {
-    val project = PlatformDataKeys.PROJECT.getData((context.context as DataContext)) ?: return
-    val vf = getInstance(project).lastTab
-    if (vf != null && vf.isValid) {
-      FileEditorManager.getInstance(project).openFile(vf, true)
-    } else {
-      VimPlugin.indicateError()
-    }
-  }
-
-  /**
-   * Returns the previous tab.
-   */
-  fun getPreviousTab(context: DataContext): VirtualFile? {
-    val project = PlatformDataKeys.PROJECT.getData(context) ?: return null
-    val vf = getInstance(project).lastTab
-    if (vf != null && vf.isValid) {
-      return vf
-    }
-    return null
-  }
-
-  fun selectEditor(project: Project, file: VirtualFile): Editor? {
-    val fMgr = FileEditorManager.getInstance(project)
-    val feditors = fMgr.openFile(file, true)
-    if (feditors.size > 0) {
-      if (feditors[0] is TextEditor) {
-        val editor = (feditors[0] as TextEditor).editor
-        if (!editor.isDisposed) {
-          return editor
-        }
-      }
-    }
-
-    return null
-  }
-
-  override fun displayLocationInfo(vimEditor: VimEditor) {
-    val editor = (vimEditor as IjVimEditor).editor
-    val msg = StringBuilder()
-    val doc = editor.document
-
-    if (getInstance(IjVimEditor(editor)).mode !is VISUAL) {
-      val lp = editor.caretModel.logicalPosition
-      val col = editor.caretModel.offset - doc.getLineStartOffset(lp.line)
-      var endoff = doc.getLineEndOffset(lp.line)
-      if (endoff < editor.fileSize && doc.charsSequence[endoff] == '\n') {
-        endoff--
-      }
-      val ecol = endoff - doc.getLineStartOffset(lp.line)
-      val elp = editor.offsetToLogicalPosition(endoff)
-
-      msg.append("Col ").append(col + 1)
-      if (col != lp.column) {
-        msg.append("-").append(lp.column + 1)
-      }
-
-      msg.append(" of ").append(ecol + 1)
-      if (ecol != elp.column) {
-        msg.append("-").append(elp.column + 1)
-      }
-
-      val lline = editor.caretModel.logicalPosition.line
-      val total = IjVimEditor(editor).lineCount()
-
-      msg.append("; Line ").append(lline + 1).append(" of ").append(total)
-
-      val cp = countWords(vimEditor)
-
-      msg.append("; Word ").append(cp.position).append(" of ").append(cp.count)
-
-      val offset = editor.caretModel.offset
-      val size = editor.fileSize
-
-      msg.append("; Character ").append(offset + 1).append(" of ").append(size)
-    } else {
-      msg.append("Selected ")
-
-      val vr = TextRange(
-        editor.selectionModel.blockSelectionStarts,
-        editor.selectionModel.blockSelectionEnds
-      )
-      vr.normalize()
-
-      val lines: Int
-      var cp = countWords(vimEditor)
-      val words = cp.count
-      var word = 0
-      if (vr.isMultiple) {
-        lines = vr.size()
-        val cols = vr.maxLength
-
-        msg.append(cols).append(" Cols; ")
-
-        for (i in 0 until vr.size()) {
-          cp = countWords(vimEditor, vr.startOffsets[i], (vr.endOffsets[i] - 1).toLong())
-          word += cp.count
-        }
-      } else {
-        val slp = editor.offsetToLogicalPosition(vr.startOffset)
-        val elp = editor.offsetToLogicalPosition(vr.endOffset)
-
-        lines = elp.line - slp.line + 1
-
-        cp = countWords(vimEditor, vr.startOffset, (vr.endOffset - 1).toLong())
-        word = cp.count
-      }
-
-      val total = IjVimEditor(editor).lineCount()
-
-      msg.append(lines).append(" of ").append(total).append(" Lines")
-
-      msg.append("; ").append(word).append(" of ").append(words).append(" Words")
-
-      val chars = vr.selectionCount
-      val size = editor.fileSize
-
-      msg.append("; ").append(chars).append(" of ").append(size).append(" Characters")
-    }
-
-    VimPlugin.showMessage(msg.toString())
-  }
-
-  override fun displayFileInfo(vimEditor: VimEditor, fullPath: Boolean) {
-    val editor = (vimEditor as IjVimEditor).editor
-    val msg = StringBuilder()
-    val vf = EditorHelper.getVirtualFile(editor)
-    if (vf != null) {
-      msg.append('"')
-      if (fullPath) {
-        msg.append(vf.path)
-      } else {
-        val project = editor.project
-        if (project != null) {
-          val root = ProjectRootManager.getInstance(project).fileIndex.getContentRootForFile(vf)
-          if (root != null) {
-            msg.append(vf.path.substring(root.path.length + 1))
-          } else {
-            msg.append(vf.path)
-          }
-        }
-      }
-      msg.append("\" ")
-    } else {
-      msg.append("\"[No File]\" ")
-    }
-
-    val doc = editor.document
-    if (!doc.isWritable) {
-      msg.append("[RO] ")
-    } else if (FileDocumentManager.getInstance().isDocumentUnsaved(doc)) {
-      msg.append("[+] ")
-    }
-
-    val lline = editor.caretModel.logicalPosition.line
-    val total = IjVimEditor(editor).lineCount()
-    val pct = (lline.toFloat() / total.toFloat() * 100f + 0.5).toInt()
-
-    msg.append("line ").append(lline + 1).append(" of ").append(total)
-    msg.append(" --").append(pct).append("%-- ")
-
-    val lp = editor.caretModel.logicalPosition
-    val col = editor.caretModel.offset - doc.getLineStartOffset(lline)
-
-    msg.append("col ").append(col + 1)
-    if (col != lp.column) {
-      msg.append("-").append(lp.column + 1)
-    }
-
-    VimPlugin.showMessage(msg.toString())
-  }
-
-  override fun selectEditor(projectId: String, documentPath: String, protocol: String?): VimEditor? {
-    val fileSystem = VirtualFileManager.getInstance().getFileSystem(protocol) ?: return null
-    val virtualFile = fileSystem.findFileByPath(documentPath) ?: return null
-
-    val project = Arrays.stream(ProjectManager.getInstance().openProjects)
-      .filter { p: Project? -> injector.file.getProjectId(p!!) == projectId }
-      .findFirst().orElseThrow()
-
-    val editor = selectEditor(project, virtualFile) ?: return null
-    return IjVimEditor(editor)
-  }
-
-  override fun getProjectId(project: Any): String {
-    require(project is Project)
-    return project.name + "-" + project.locationHash
-  }
-
-  companion object {
-    private fun findByNameInProject(filename: String, project: Project): VirtualFile? {
-      val projectScope = ProjectScope.getProjectScope(project)
-      val names = FilenameIndex.getVirtualFilesByName(filename, projectScope)
-      if (!names.isEmpty()) {
-        return names.stream().findFirst().get()
-      }
-      return null
-    }
-
-    private val logger = Logger.getInstance(
-      FileGroup::class.java.name
-    )
-
-    /**
-     * Respond to editor tab selection and remember the last used tab
-     */
-    fun fileEditorManagerSelectionChangedCallback(event: FileEditorManagerEvent) {
-      if (event.oldFile != null) {
-        getInstance(event.manager.project).lastTab = event.oldFile
-      }
-    }
-  }
-}

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

@@ -19,22 +19,24 @@ import com.maddyhome.idea.vim.options.OptionAccessScope
  * options
  */
 @Suppress("SpellCheckingInspection")
-open class GlobalIjOptions(scope: OptionAccessScope) : OptionsPropertiesBase(scope) {
+public open class GlobalIjOptions(scope: OptionAccessScope) : OptionsPropertiesBase(scope) {
-  var ide: String by optionProperty(IjOptions.ide)
+  public var ide: String by optionProperty(IjOptions.ide)
-  var ideamarks: Boolean by optionProperty(IjOptions.ideamarks)
+  public var ideamarks: Boolean by optionProperty(IjOptions.ideamarks)
-  var ideastatusicon: String by optionProperty(IjOptions.ideastatusicon)
+  public var ideastatusicon: String by optionProperty(IjOptions.ideastatusicon)
-  val ideavimsupport: StringListOptionValue by optionProperty(IjOptions.ideavimsupport)
+  public val ideavimsupport: StringListOptionValue by optionProperty(IjOptions.ideavimsupport)
-  var ideawrite: String by optionProperty(IjOptions.ideawrite)
+  public var ideawrite: String by optionProperty(IjOptions.ideawrite)
-  val lookupkeys: StringListOptionValue by optionProperty(IjOptions.lookupkeys)
+  public val lookupkeys: StringListOptionValue by optionProperty(IjOptions.lookupkeys)
-  var trackactionids: Boolean by optionProperty(IjOptions.trackactionids)
+  public var trackactionids: Boolean by optionProperty(IjOptions.trackactionids)
-  var visualdelay: Int by optionProperty(IjOptions.visualdelay)
+  public var visualdelay: Int by optionProperty(IjOptions.visualdelay)
 
   // Temporary options to control work-in-progress behaviour
-  var closenotebooks: Boolean by optionProperty(IjOptions.closenotebooks)
+  public var closenotebooks: Boolean by optionProperty(IjOptions.closenotebooks)
-  var commandOrMotionAnnotation: Boolean by optionProperty(IjOptions.commandOrMotionAnnotation)
+  public var commandOrMotionAnnotation: Boolean by optionProperty(IjOptions.commandOrMotionAnnotation)
-  var oldundo: Boolean by optionProperty(IjOptions.oldundo)
+  public var exCommandAnnotation: Boolean by optionProperty(IjOptions.exCommandAnnotation)
-  var unifyjumps: Boolean by optionProperty(IjOptions.unifyjumps)
+  public var oldundo: Boolean by optionProperty(IjOptions.oldundo)
-  var vimscriptFunctionAnnotation: Boolean by optionProperty(IjOptions.vimscriptFunctionAnnotation)
+  public var unifyjumps: Boolean by optionProperty(IjOptions.unifyjumps)
+  public var useNewRegex: Boolean by optionProperty(IjOptions.useNewRegex)
+  public var vimscriptFunctionAnnotation: Boolean by optionProperty(IjOptions.vimscriptFunctionAnnotation)
 }
 
 /**
@@ -42,19 +44,20 @@ open class GlobalIjOptions(scope: OptionAccessScope) : OptionsPropertiesBase(sco
  *
  * As a convenience, this class also provides access to the IntelliJ specific global options, via inheritance.
  */
-class EffectiveIjOptions(scope: OptionAccessScope.EFFECTIVE): GlobalIjOptions(scope) {
+public class EffectiveIjOptions(scope: OptionAccessScope.EFFECTIVE): GlobalIjOptions(scope) {
   // Vim options that are implemented purely by existing IntelliJ features and not used by vim-engine
-  var breakindent: Boolean by optionProperty(IjOptions.breakindent)
+  public var breakindent: Boolean by optionProperty(IjOptions.breakindent)
-  val colorcolumn: StringListOptionValue by optionProperty(IjOptions.colorcolumn)
+  public val colorcolumn: StringListOptionValue by optionProperty(IjOptions.colorcolumn)
-  var cursorline: Boolean by optionProperty(IjOptions.cursorline)
+  public var cursorline: Boolean by optionProperty(IjOptions.cursorline)
-  var fileformat: String by optionProperty(IjOptions.fileformat)
+  public var fileformat: String by optionProperty(IjOptions.fileformat)
-  var list: Boolean by optionProperty(IjOptions.list)
+  public var list: Boolean by optionProperty(IjOptions.list)
-  var relativenumber: Boolean by optionProperty(IjOptions.relativenumber)
+  public var number: Boolean by optionProperty(IjOptions.number)
-  var textwidth: Int by optionProperty(IjOptions.textwidth)
+  public var relativenumber: Boolean by optionProperty(IjOptions.relativenumber)
-  var wrap: Boolean by optionProperty(IjOptions.wrap)
+  public var textwidth: Int by optionProperty(IjOptions.textwidth)
+  public var wrap: Boolean by optionProperty(IjOptions.wrap)
 
   // IntelliJ specific options
-  var ideacopypreprocess: Boolean by optionProperty(IjOptions.ideacopypreprocess)
+  public var ideacopypreprocess: Boolean by optionProperty(IjOptions.ideacopypreprocess)
-  var ideajoin: Boolean by optionProperty(IjOptions.ideajoin)
+  public var ideajoin: Boolean by optionProperty(IjOptions.ideajoin)
-  var idearefactormode: String by optionProperty(IjOptions.idearefactormode)
+  public var idearefactormode: String by optionProperty(IjOptions.idearefactormode)
 }

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

@@ -26,9 +26,9 @@ import com.maddyhome.idea.vim.vimscript.model.datatypes.VimDataType
 import com.maddyhome.idea.vim.vimscript.model.datatypes.VimString
 
 @Suppress("SpellCheckingInspection")
-object IjOptions {
+public object IjOptions {
 
-  fun initialise() {
+  public fun initialise() {
     // Calling this method allows for deterministic initialisation of IjOptions, specifically initialising the
     // properties and registering the IJ specific options. Once added, they can be safely accessed by name, e.g. by the
     // implementation of `:set` while executing ~/.ideavimrc
@@ -39,8 +39,8 @@ object IjOptions {
   }
 
   // Vim options that are implemented purely by existing IntelliJ features and not used by vim-engine
-  val breakindent: ToggleOption = addOption(ToggleOption("breakindent", LOCAL_TO_WINDOW, "bri", false))
+  public val breakindent: ToggleOption = addOption(ToggleOption("breakindent", LOCAL_TO_WINDOW, "bri", false))
-  val colorcolumn: StringListOption = addOption(object : StringListOption("colorcolumn", LOCAL_TO_WINDOW, "cc", "") {
+  public val colorcolumn: StringListOption = addOption(object : StringListOption("colorcolumn", LOCAL_TO_WINDOW, "cc", "") {
     override fun checkIfValueValid(value: VimDataType, token: String) {
       super.checkIfValueValid(value, token)
       if (value != VimString.EMPTY) {
@@ -55,18 +55,19 @@ object IjOptions {
       }
     }
   })
-  val cursorline: ToggleOption = addOption(ToggleOption("cursorline", LOCAL_TO_WINDOW, "cul", false))
+  public val cursorline: ToggleOption = addOption(ToggleOption("cursorline", LOCAL_TO_WINDOW, "cul", false))
-  val list: ToggleOption = addOption(ToggleOption("list", LOCAL_TO_WINDOW, "list", false))
+  public val list: ToggleOption = addOption(ToggleOption("list", LOCAL_TO_WINDOW, "list", false))
-  val relativenumber: ToggleOption = addOption(ToggleOption("relativenumber", LOCAL_TO_WINDOW, "rnu", false))
+  public val number: ToggleOption = addOption(ToggleOption("number", LOCAL_TO_WINDOW, "nu", false))
-  val textwidth: NumberOption = addOption(UnsignedNumberOption("textwidth", LOCAL_TO_BUFFER, "tw", 0))
+  public val relativenumber: ToggleOption = addOption(ToggleOption("relativenumber", LOCAL_TO_WINDOW, "rnu", false))
-  val wrap: ToggleOption = addOption(ToggleOption("wrap", LOCAL_TO_WINDOW, "wrap", true))
+  public val textwidth: NumberOption = addOption(UnsignedNumberOption("textwidth", LOCAL_TO_BUFFER, "tw", 0))
+  public val wrap: ToggleOption = addOption(ToggleOption("wrap", LOCAL_TO_WINDOW, "wrap", true))
 
   // These options are not explicitly listed as local-noglobal in Vim's help, but are set when a new buffer is edited,
-  // based on the value of 'fileformats' or 'fileencodings'. To prevent unexpected file conversion, we treat them as
+  // based on the value of 'fileformats' or 'fileencodings'. To prevent unexpected file cnversion, we treat them as
   // local-noglobal. See `:help local-noglobal`, `:help 'fileformats'` and `:help 'fileencodings'`
-  val bomb: ToggleOption =
+  public val bomb: ToggleOption =
     addOption(ToggleOption("bomb", LOCAL_TO_BUFFER, "bomb", false, isLocalNoGlobal = true))
-  val fileencoding: StringOption = addOption(
+  public val fileencoding: StringOption = addOption(
     StringOption(
       "fileencoding",
       LOCAL_TO_BUFFER,
@@ -75,7 +76,7 @@ object IjOptions {
       isLocalNoGlobal = true
     )
   )
-  val fileformat: StringOption = addOption(
+  public val fileformat: StringOption = addOption(
     StringOption(
       "fileformat",
       LOCAL_TO_BUFFER,
@@ -87,15 +88,15 @@ object IjOptions {
   )
 
   // IntelliJ specific functionality - custom options
-  val ide: StringOption = addOption(
+  public val ide: StringOption = addOption(
     StringOption("ide", GLOBAL, "ide", ApplicationNamesInfo.getInstance().fullProductNameWithEdition)
   )
-  val ideacopypreprocess: ToggleOption = addOption(
+  public val ideacopypreprocess: ToggleOption = addOption(
     ToggleOption("ideacopypreprocess", GLOBAL_OR_LOCAL_TO_BUFFER, "ideacopypreprocess", false)
   )
-  val ideajoin: ToggleOption = addOption(ToggleOption("ideajoin", GLOBAL_OR_LOCAL_TO_BUFFER, "ideajoin", false))
+  public val ideajoin: ToggleOption = addOption(ToggleOption("ideajoin", GLOBAL_OR_LOCAL_TO_BUFFER, "ideajoin", false))
-  val ideamarks: ToggleOption = addOption(ToggleOption("ideamarks", GLOBAL, "ideamarks", true))
+  public val ideamarks: ToggleOption = addOption(ToggleOption("ideamarks", GLOBAL, "ideamarks", true))
-  val idearefactormode: StringOption = addOption(
+  public val idearefactormode: StringOption = addOption(
     StringOption(
       "idearefactormode",
       GLOBAL_OR_LOCAL_TO_BUFFER,
@@ -104,7 +105,7 @@ object IjOptions {
       IjOptionConstants.ideaRefactorModeValues
     )
   )
-  val ideastatusicon: StringOption = addOption(
+  public val ideastatusicon: StringOption = addOption(
     StringOption(
       "ideastatusicon",
       GLOBAL,
@@ -113,7 +114,7 @@ object IjOptions {
       IjOptionConstants.ideaStatusIconValues
     )
   )
-  val ideavimsupport: StringListOption = addOption(
+  public val ideavimsupport: StringListOption = addOption(
     StringListOption(
       "ideavimsupport",
       GLOBAL,
@@ -122,26 +123,27 @@ object IjOptions {
       IjOptionConstants.ideavimsupportValues
     )
   )
-  @JvmField
+  @JvmField public val ideawrite: StringOption = addOption(
-  val ideawrite: StringOption = addOption(
     StringOption("ideawrite", GLOBAL, "ideawrite", "all", IjOptionConstants.ideaWriteValues)
   )
-  val lookupkeys: StringListOption = addOption(
+  public val lookupkeys: StringListOption = addOption(
     StringListOption(
       "lookupkeys",
       GLOBAL,
       "lookupkeys",
       "<Tab>,<Down>,<Up>,<Enter>,<Left>,<Right>,<C-Down>,<C-Up>,<PageUp>,<PageDown>,<C-J>,<C-Q>")
   )
-  val trackactionids: ToggleOption = addOption(ToggleOption("trackactionids", GLOBAL, "tai", false))
+  public val trackactionids: ToggleOption = addOption(ToggleOption("trackactionids", GLOBAL, "tai", false))
-  val visualdelay: UnsignedNumberOption = addOption(UnsignedNumberOption("visualdelay", GLOBAL, "visualdelay", 100))
+  public val visualdelay: UnsignedNumberOption = addOption(UnsignedNumberOption("visualdelay", GLOBAL, "visualdelay", 100))
 
   // Temporary feature flags during development, not really intended for external use
-  val closenotebooks: ToggleOption = addOption(ToggleOption("closenotebooks", GLOBAL, "closenotebooks", true, isHidden = true))
+  public val closenotebooks: ToggleOption = addOption(ToggleOption("closenotebooks", GLOBAL, "closenotebooks", true, isHidden = true))
-  val commandOrMotionAnnotation: ToggleOption = addOption(ToggleOption("commandormotionannotation", GLOBAL, "commandormotionannotation", true, isHidden = true))
+  public val commandOrMotionAnnotation: ToggleOption = addOption(ToggleOption("commandormotionannotation", GLOBAL, "commandormotionannotation", true, isHidden = true))
-  val oldundo: ToggleOption = addOption(ToggleOption("oldundo", GLOBAL, "oldundo", true, isHidden = true))
+  public val exCommandAnnotation: ToggleOption = addOption(ToggleOption("excommandannotation", GLOBAL, "excommandannotation", true, isHidden = true))
-  val unifyjumps: ToggleOption = addOption(ToggleOption("unifyjumps", GLOBAL, "unifyjumps", true, isHidden = true))
+  public val oldundo: ToggleOption = addOption(ToggleOption("oldundo", GLOBAL, "oldundo", true, isHidden = true))
-  val vimscriptFunctionAnnotation: ToggleOption = addOption(ToggleOption("vimscriptfunctionannotation", GLOBAL, "vimscriptfunctionannotation", true, isHidden = true))
+  public val unifyjumps: ToggleOption = addOption(ToggleOption("unifyjumps", GLOBAL, "unifyjumps", true, isHidden = true))
+  public val useNewRegex: ToggleOption = addOption(ToggleOption("usenewregex", GLOBAL, "usenewregex", true, isHidden = true))
+  public val vimscriptFunctionAnnotation: ToggleOption = addOption(ToggleOption("vimscriptfunctionannotation", GLOBAL, "vimscriptfunctionannotation", true, isHidden = true))
 
   // This needs to be Option<out VimDataType> so that it can work with derived option types, such as NumberOption, which
   // derives from Option<VimInt>

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

@@ -21,7 +21,7 @@ import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
 
 @Service
-class IjVimPsiService: VimPsiService {
+public class IjVimPsiService: VimPsiService {
   override fun getCommentAtPos(editor: VimEditor, pos: Int): Pair<TextRange, Pair<String, String>?>? {
     val psiFile = PsiHelper.getFile(editor.ij) ?: return null
     val psiElement = psiFile.findElementAt(pos) ?: return null

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

@@ -15,7 +15,7 @@ import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.VimRedrawService
 import com.maddyhome.idea.vim.api.injector
 
-class IjVimRedrawService : VimRedrawService {
+public class IjVimRedrawService : VimRedrawService {
   override fun redraw() {
     // The only thing IntelliJ needs to redraw is the status line. Everything else is handled automatically.
     redrawStatusLine()
@@ -25,11 +25,11 @@ class IjVimRedrawService : VimRedrawService {
     injector.messages.clearStatusBarMessage()
   }
 
-  companion object {
+  public companion object {
     /**
      * Simulate Vim's redraw when the current editor changes
      */
-    fun fileEditorManagerSelectionChangedCallback(event: FileEditorManagerEvent) {
+    public fun fileEditorManagerSelectionChangedCallback(event: FileEditorManagerEvent) {
       injector.redrawService.redraw()
     }
   }
@@ -39,7 +39,7 @@ class IjVimRedrawService : VimRedrawService {
    *
    * Only redraw if lines are added/removed.
    */
-  object RedrawListener : DocumentListener {
+  public object RedrawListener : DocumentListener {
     override fun documentChanged(event: DocumentEvent) {
       if (VimPlugin.isNotEnabled()) return
       if (event.newFragment.contains("\n") || event.oldFragment.contains("\n")) {

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

@@ -314,7 +314,7 @@ internal class MotionGroup : VimMotionGroupBase() {
               }
               is Mode.CMD_LINE -> {
                 injector.processGroup.cancelExEntry(vimEditor, false)
-                ExOutputModel.tryGetInstance(editor)?.close()
+                ExOutputModel.getInstance(editor).clear()
               }
               else -> {}
             }

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

@@ -12,12 +12,10 @@ 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.EditorKind
 import com.intellij.openapi.editor.EditorSettings.LineNumerationType
 import com.intellij.openapi.editor.ScrollPositionCalculator
 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
@@ -96,12 +94,12 @@ internal class OptionGroup : VimOptionGroupBase(), IjVimOptionGroup, InternalOpt
     addOptionValueOverride(IjOptions.fileencoding, FileEncodingOptionMapper())
     addOptionValueOverride(IjOptions.fileformat, FileFormatOptionMapper())
     addOptionValueOverride(IjOptions.list, ListOptionMapper(IjOptions.list, this))
+    addOptionValueOverride(IjOptions.number, NumberOptionMapper(IjOptions.number, this))
     addOptionValueOverride(IjOptions.relativenumber, RelativeNumberOptionMapper(IjOptions.relativenumber, this))
     addOptionValueOverride(IjOptions.textwidth, TextWidthOptionMapper(IjOptions.textwidth))
     addOptionValueOverride(IjOptions.wrap, WrapOptionMapper(IjOptions.wrap, this))
 
     // These options are defined and implemented in vim-engine, but IntelliJ has similar features with settings we can map
-    addOptionValueOverride(Options.number, NumberOptionMapper(Options.number, this))
     addOptionValueOverride(Options.scrolljump, ScrollJumpOptionMapper(Options.scrolljump, this))
     addOptionValueOverride(Options.sidescroll, SideScrollOptionMapper(Options.sidescroll, this))
     addOptionValueOverride(Options.scrolloff, ScrollOffOptionMapper(Options.scrolloff, this))
@@ -928,9 +926,7 @@ private class ScrollJumpOptionMapper(option: NumberOption, internalOptionValueAc
   override fun getEffectiveExternalValue(editor: VimEditor) = editor.ij.settings.verticalScrollJump.asVimInt()
 
   override fun setLocalExternalValue(editor: VimEditor, value: VimInt) {
-    // Note that Vim supports -1 to -100 as a percentage value. IntelliJ does not have any validation, but does not
+    editor.ij.settings.verticalScrollJump = value.value
-    // handle or expect negative values
-    editor.ij.settings.verticalScrollJump = value.value.coerceAtLeast(0)
   }
 
   override fun resetLocalExternalValue(editor: VimEditor, defaultValue: VimInt) {
@@ -979,35 +975,26 @@ private class SideScrollOptionMapper(option: NumberOption, internalOptionValueAc
  * setting value, and there is no UI to modify the local IntelliJ settings. Once the value has been set in IdeaVim, it
  * takes precedence over the global, persistent setting until the option is reset with either `:set scrolloff&` or
  * `:setlocal scrolloff<`.
- *
- * Note that when the IdeaVim value is set, we set the IntelliJ local value to 0 rather than sharing the value. This is
- * to prevent conflicts between IntelliJ and IdeaVim's separate implementations for scrolling. IntelliJ's scrolling
- * includes virtual space at the bottom of the file, while (Idea)Vim doesn't. Combining this with a non-zero
- * `'scrolloff'` value can reposition the bottom of the file. E.g., using `G` will position the last line at the bottom
- * of the file, but then IntelliJ moves it up `'scrolloff'` when the caret is moved.
- *
- * With a large value like `999`, IntelliJ will try to move the current line to the centre of the screen, but then
- * IdeaVim will try to reposition. Normally, this doesn't cause too much of a problem, because setting the scroll
- * position will cancel any outstanding animations. However, using backspace updates the scroll position with animations
- * disabled, so the scroll happens immediately, with a visible "twitch" as the editor scrolls for IntelliJ and then back
- * for IdeaVim.
- *
- * We should consider implementing [ScrollPositionCalculator] which would allow IdeaVim to completely take over
- * scrolling from IntelliJ. This would be a non-trivial change, and it might be better to move the scrolling to
- * vim-engine so it can also work in Fleet.
  */
-private class ScrollOffOptionMapper(
+private class ScrollOffOptionMapper(option: NumberOption, internalOptionValueAccessor: InternalOptionValueAccessor)
-  scrollOffOption: NumberOption,
+  : GlobalLocalOptionToGlobalLocalIdeaSettingMapper<VimInt>(option, internalOptionValueAccessor) {
-  internalOptionValueAccessor: InternalOptionValueAccessor,
-) : OneWayGlobalLocalOptionToGlobalLocalIdeaSettingMapper<VimInt>(scrollOffOption, internalOptionValueAccessor) {
 
   override val ideaPropertyName: String = EditorSettingsExternalizable.PropNames.PROP_VERTICAL_SCROLL_OFFSET
 
-  override fun getExternalGlobalValue() =
+  // The IntelliJ setting is in practice global. The base implementation relies on this fact
-    EditorSettingsExternalizable.getInstance().verticalScrollOffset.asVimInt()
+  override val canUserModifyExternalLocalValue: Boolean = false
 
-  override fun suppressExternalLocalValue(editor: VimEditor) {
+  override fun getGlobalExternalValue() = EditorSettingsExternalizable.getInstance().verticalScrollOffset.asVimInt()
-    editor.ij.settings.verticalScrollOffset = 0
+  override fun getEffectiveExternalValue(editor: VimEditor) = editor.ij.settings.verticalScrollOffset.asVimInt()
+
+  override fun setLocalExternalValue(editor: VimEditor, value: VimInt) {
+    editor.ij.settings.verticalScrollOffset = value.value
+  }
+
+  override fun removeLocalExternalValue(editor: VimEditor) {
+    // Unexpectedly, verticalScrollOffset accepts `-1` as a value to clear any local overrides, and this will reset the
+    // effective value to return the global value
+    editor.ij.settings.verticalScrollOffset = -1
   }
 }
 
@@ -1015,14 +1002,15 @@ private class ScrollOffOptionMapper(
 /**
  * Map the `'sidescrolloff'` global-local Vim option to the IntelliJ global-local horizontal scroll offset setting
  *
- * IntelliJ supports horizontal scroll offset in a similar manner to Vim. However, the implementation calculates offsets
+ * Ideally, we would implement this in a similar manner to [SideScrollOptionMapper], setting the external local
- * using integer font sizes, which can lead to minor inaccuracies when compared to the IdeaVim implementation, such as
+ * horizontal scroll offset value when the user explicitly sets the Vim value, so that IntelliJ could also use the
- * differences running tests on a Mac.
+ * value. Unfortunately, IntelliJ's scrolling calculation logic is based on integer font width maths, which causes
+ * problems with fractional font widths (such as on a Mac when running tests).
  *
  * For example, given a `'sidescrolloff'` value of `10`, and a fractional font width of `7.8`, IntelliJ will scroll `80`
  * pixels instead of `78`. This is a very minor difference, but because it overshoots, it means that IdeaVim doesn't
- * need to scroll, which in turn can cause issues with `'sidescroll'` (jump), because IntelliJ doesn't support
+ * need to scroll, which in turn can cause issues with `'sidescroll'`, because IntelliJ doesn't support `sidescroll=0`,
- * `sidescroll=0`, which would scroll to position the caret in the middle of the display.
+ * which would scroll to position the caret in the middle of the display.
  *
  * It also causes precision problems in the tests. The display is scrolled to a couple of pixels _before_ the leftmost
  * column, which means the rightmost column ends a couple of pixels _after_ the rightmost edge of the display. The tests
@@ -1040,98 +1028,78 @@ private class ScrollOffOptionMapper(
  * vim-engine so it can also work in Fleet.
  */
 private class SideScrollOffOptionMapper(
-  sideScrollOffOption: NumberOption,
+  private val sideScrollOffOption: NumberOption,
-  internalOptionValueAccessor: InternalOptionValueAccessor,
+  private val internalOptionValueAccessor: InternalOptionValueAccessor,
-) : OneWayGlobalLocalOptionToGlobalLocalIdeaSettingMapper<VimInt>(sideScrollOffOption, internalOptionValueAccessor) {
+) : GlobalOptionValueOverride<VimInt>, LocalOptionValueOverride<VimInt>, IdeaBackedOptionValueOverride {
 
   override val ideaPropertyName: String = EditorSettingsExternalizable.PropNames.PROP_HORIZONTAL_SCROLL_OFFSET
 
-  override fun getExternalGlobalValue() =
+  override fun getGlobalValue(storedValue: OptionValue<VimInt>, editor: VimEditor?): OptionValue<VimInt> {
-    EditorSettingsExternalizable.getInstance().horizontalScrollOffset.asVimInt()
-
-  override fun suppressExternalLocalValue(editor: VimEditor) {
-    editor.ij.settings.horizontalScrollOffset = 0
-  }
-}
-
-/**
- * An abstract base class to map a global-local IDEA setting to a global-local Vim option. The IDEA setting is not
- * updated to reflect the Vim changes, but is kept at a neutral value.
- *
- * This class is used for Vim options that have an IDEA equivalent, but the implementation is handled by IdeaVim, e.g.,
- * scroll jumps and offsets. The IDEA value is not updated, and kept to a neutral value, so that the IDEA implementation
- * does not interfere with the IdeaVim implementation.
- */
-private abstract class OneWayGlobalLocalOptionToGlobalLocalIdeaSettingMapper<T : VimDataType>(
-  private val option: Option<T>,
-  private val internalOptionValueAccessor: InternalOptionValueAccessor,
-) : GlobalOptionValueOverride<T>, LocalOptionValueOverride<T>, IdeaBackedOptionValueOverride {
-
-  override fun getGlobalValue(storedValue: OptionValue<T>, editor: VimEditor?): OptionValue<T> {
     if (storedValue is OptionValue.Default) {
-      return OptionValue.Default(getExternalGlobalValue())
+      return OptionValue.Default(EditorSettingsExternalizable.getInstance().horizontalScrollOffset.asVimInt())
     }
 
+    // If it's not the default value, it's got to be the stored value
     return storedValue
   }
 
-  override fun setGlobalValue(storedValue: OptionValue<T>, newValue: OptionValue<T>, editor: VimEditor?): Boolean {
+  override fun setGlobalValue(
-    // The user is updating the global Vim value, via `:setglobal`. IdeaVim scrolling will be using this value. Make
+    storedValue: OptionValue<VimInt>,
-    // sure the IntelliJ values won't interfere
+    newValue: OptionValue<VimInt>,
-    // Note that we don't reset the local IntelliJ value for `:set {option}&` or `:set {option}<` because the current
+    editor: VimEditor?,
-    // global IntelliJ value might still interfere with IdeaVim's implementation. We continue to suppress the IntelliJ
+  ): Boolean {
-    // value.
+    // The user has typed `:setlocal`. Just make sure that the IntelliJ value doesn't interfere with the Vim value
-    injector.editorGroup.getEditors().forEach { suppressExternalLocalValue(it) }
+    injector.editorGroup.getEditors().forEach { it.ij.settings.horizontalScrollOffset = 0 }
     return storedValue.value != newValue.value
   }
 
-  override fun getLocalValue(storedValue: OptionValue<T>?, editor: VimEditor): OptionValue<T> {
+  override fun getLocalValue(storedValue: OptionValue<VimInt>?, editor: VimEditor): OptionValue<VimInt> {
     if (storedValue == null) {
       // Initialisation. Report the global value of the setting. We ignore the local value because the user doesn't have
-      // a way to set it. If it has been changed (unlikely if stored value hasn't been set yet), then it would be 0
+      // a way to set it, and we set it to 0 so that it doesn't affect our scroll calculations (because IntelliJ doesn't
-      return OptionValue.Default(getExternalGlobalValue())
+      // handle sidescroll=0 to mean half a page)
+      return OptionValue.Default(EditorSettingsExternalizable.getInstance().horizontalScrollOffset.asVimInt())
     }
 
-    if (storedValue is OptionValue.Default && storedValue.value != option.unsetValue) {
+    if (storedValue is OptionValue.Default && storedValue.value != sideScrollOffOption.unsetValue) {
-      // The local value has been reset to Default. It's not the Vim default of "unset", but a copy of the global value.
+      // The local value is set to the default value (as a copy of the global value), so return the global external
-      // Return the current value of the global external value
+      // value as a default
-      return OptionValue.Default(getExternalGlobalValue())
+      return OptionValue.Default(EditorSettingsExternalizable.getInstance().horizontalScrollOffset.asVimInt())
     }
 
     // Whatever is left is either explicitly set by the user, or option.unsetValue
     return storedValue
   }
 
-  override fun setLocalValue(storedValue: OptionValue<T>?, newValue: OptionValue<T>, editor: VimEditor): Boolean {
+  override fun setLocalValue(
-    // Vim local value is being set. We do nothing but set the local IntelliJ value to 0, so IntelliJ's scrolling
+    storedValue: OptionValue<VimInt>?,
-    // doesn't affect IdeaVim's scrolling
+    newValue: OptionValue<VimInt>,
-    suppressExternalLocalValue(editor)
+    editor: VimEditor,
+  ): Boolean {
+    // This is setting the Vim local value. We do nothing but reset the local horizontal scroll jump so IntelliJ's
+    // scrolling doesn't affect our scrolling
+    editor.ij.settings.horizontalScrollOffset = 0
     return storedValue?.value != newValue.value
   }
 
   override fun onGlobalIdeaValueChanged(propertyName: String) {
     if (propertyName == ideaPropertyName) {
-      // The IntelliJ global value has changed. We want to use this as the Vim global value. Since we control scrolling,
+      // Again, just make sure the IntelliJ local value is 0
-      // set the local IntelliJ value to 0
+      injector.editorGroup.getEditors().forEach { it.ij.settings.horizontalScrollOffset = 0 }
-      injector.editorGroup.getEditors().forEach { suppressExternalLocalValue(it) }
 
-      // Now update the Vim global value to match the new IntelliJ global value. If the current Vim global value is
+      // Update the stored Vim global value. This will not override any existing local values
-      // Default, then it will already reflect the current global external value. Otherwise, update the Vim global value
-      // to the external global value.
       val globalScope = OptionAccessScope.GLOBAL(null)
-      val storedValue = internalOptionValueAccessor.getOptionValueInternal(option, globalScope)
+      val storedValue = internalOptionValueAccessor.getOptionValueInternal(sideScrollOffOption, globalScope)
       if (storedValue !is OptionValue.Default) {
+        val externalGlobalValue = EditorSettingsExternalizable.getInstance().horizontalScrollOffset
         internalOptionValueAccessor.setOptionValueInternal(
-          option,
+          sideScrollOffOption,
           globalScope,
-          OptionValue.External(getExternalGlobalValue())
+          OptionValue.External(VimInt(externalGlobalValue))
         )
       }
     }
   }
-
-  protected abstract fun getExternalGlobalValue(): T
-  protected abstract fun suppressExternalLocalValue(editor: VimEditor)
 }
 
 
@@ -1230,46 +1198,8 @@ private class WrapOptionMapper(wrapOption: ToggleOption, internalOptionValueAcce
     setIsUseSoftWraps(editor, value.asBoolean())
   }
 
-  override fun canInitialiseOptionFrom(sourceEditor: VimEditor, targetEditor: VimEditor): Boolean {
-    // IntelliJ's soft-wrap settings are based on editor kind, so there can be different wrap options for consoles,
-    // main editors, etc. This is particularly noticeable in the console when running an application. The main editor
-    // might have the Vim default with line wrap enabled. Initialising the run console will also have a default value,
-    // and won't be updated by the options subsystem. It might have wrap enabled or not. If the editors were the same
-    // kind, the same default value would be used.
-    // However, if the main editor has 'wrap' explicitly set, this value is copied to the console, so the behaviour is
-    // inconsistent. Furthermore, the run console has a soft-wraps toggle button that works at the global level, and
-    // IdeaVim only sets the local value, so the toggle button can be inconsistent too.
-    // By denying copying the main editor value during initialisation, the console gets the default value, and the IDE
-    // decides what it should be. The behaviour is now more consistent.
-    // We're happy to initialise diff editors from main editors, as there isn't a different soft wrap setting there.
-    // Preview tabs might also have different settings, but because they're a type of main editor, it doesn't matter
-    // so much
-    fun editorKindToSoftWrapAppliancesPlace(kind: EditorKind) = when (kind) {
-      EditorKind.UNTYPED,
-      EditorKind.DIFF,
-      EditorKind.MAIN_EDITOR -> SoftWrapAppliancePlaces.MAIN_EDITOR
-      EditorKind.CONSOLE -> SoftWrapAppliancePlaces.CONSOLE
-      // Treat PREVIEW as a kind of MAIN_EDITOR instead of SWAP.PREVIEW. There are fewer noticeable differences
-      EditorKind.PREVIEW -> SoftWrapAppliancePlaces.MAIN_EDITOR
-    }
-
-    val sourceKind = editorKindToSoftWrapAppliancesPlace(sourceEditor.ij.editorKind)
-    val targetKind = editorKindToSoftWrapAppliancesPlace(targetEditor.ij.editorKind)
-    return sourceKind == targetKind
-  }
-
-
   private fun getGlobalIsUseSoftWraps(editor: VimEditor): Boolean {
-    val softWrapAppliancePlace = when (editor.ij.editorKind) {
-      EditorKind.UNTYPED,
-      EditorKind.DIFF,
-      EditorKind.MAIN_EDITOR -> SoftWrapAppliancePlaces.MAIN_EDITOR
-      EditorKind.CONSOLE -> SoftWrapAppliancePlaces.CONSOLE
-      EditorKind.PREVIEW -> SoftWrapAppliancePlaces.PREVIEW
-    }
-
     val settings = EditorSettingsExternalizable.getInstance()
-    if (softWrapAppliancePlace == SoftWrapAppliancePlaces.MAIN_EDITOR) {
     if (settings.isUseSoftWraps) {
       val masks = settings.softWrapFileMasks
       if (masks.trim() == "*") return true
@@ -1283,10 +1213,8 @@ private class WrapOptionMapper(wrapOption: ToggleOption, internalOptionValueAcce
         }
       }
     }
-      return false
-    }
 
-    return settings.isUseSoftWraps(softWrapAppliancePlace)
+    return false
   }
 
   private fun getEffectiveIsUseSoftWraps(editor: VimEditor) = editor.ij.settings.isUseSoftWraps
@@ -1313,28 +1241,28 @@ private class WrapOptionMapper(wrapOption: ToggleOption, internalOptionValueAcce
 }
 
 
-class IjOptionConstants {
+public class IjOptionConstants {
   @Suppress("SpellCheckingInspection", "MemberVisibilityCanBePrivate", "ConstPropertyName")
-  companion object {
+  public companion object {
 
-    const val idearefactormode_keep: String = "keep"
+    public const val idearefactormode_keep: String = "keep"
-    const val idearefactormode_select: String = "select"
+    public const val idearefactormode_select: String = "select"
-    const val idearefactormode_visual: String = "visual"
+    public const val idearefactormode_visual: String = "visual"
 
-    const val ideastatusicon_enabled: String = "enabled"
+    public const val ideastatusicon_enabled: String = "enabled"
-    const val ideastatusicon_gray: String = "gray"
+    public const val ideastatusicon_gray: String = "gray"
-    const val ideastatusicon_disabled: String = "disabled"
+    public const val ideastatusicon_disabled: String = "disabled"
 
-    const val ideavimsupport_dialog: String = "dialog"
+    public const val ideavimsupport_dialog: String = "dialog"
-    const val ideavimsupport_singleline: String = "singleline"
+    public const val ideavimsupport_singleline: String = "singleline"
-    const val ideavimsupport_dialoglegacy: String = "dialoglegacy"
+    public const val ideavimsupport_dialoglegacy: String = "dialoglegacy"
 
-    const val ideawrite_all: String = "all"
+    public const val ideawrite_all: String = "all"
-    const val ideawrite_file: String = "file"
+    public const val ideawrite_file: String = "file"
 
-    val ideaStatusIconValues: Set<String> = setOf(ideastatusicon_enabled, ideastatusicon_gray, ideastatusicon_disabled)
+    public val ideaStatusIconValues: Set<String> = setOf(ideastatusicon_enabled, ideastatusicon_gray, ideastatusicon_disabled)
-    val ideaRefactorModeValues: Set<String> = setOf(idearefactormode_keep, idearefactormode_select, idearefactormode_visual)
+    public val ideaRefactorModeValues: Set<String> = setOf(idearefactormode_keep, idearefactormode_select, idearefactormode_visual)
-    val ideaWriteValues: Set<String> = setOf(ideawrite_all, ideawrite_file)
+    public val ideaWriteValues: Set<String> = setOf(ideawrite_all, ideawrite_file)
-    val ideavimsupportValues: Set<String> = setOf(ideavimsupport_dialog, ideavimsupport_singleline, ideavimsupport_dialoglegacy)
+    public val ideavimsupportValues: Set<String> = setOf(ideavimsupport_dialog, ideavimsupport_singleline, ideavimsupport_dialoglegacy)
   }
 }

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

@@ -18,22 +18,111 @@ import com.intellij.openapi.progress.ProgressIndicatorProvider
 import com.intellij.openapi.progress.ProgressManager
 import com.intellij.util.execution.ParametersListUtil
 import com.intellij.util.text.CharSequenceReader
+import com.maddyhome.idea.vim.KeyHandler.Companion.getInstance
+import com.maddyhome.idea.vim.KeyProcessResult
 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.VimProcessGroupBase
 import com.maddyhome.idea.vim.api.globalOptions
 import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.command.Command
+import com.maddyhome.idea.vim.helper.requestFocus
+import com.maddyhome.idea.vim.helper.vimStateMachine
 import com.maddyhome.idea.vim.newapi.ij
+import com.maddyhome.idea.vim.state.mode.Mode
+import com.maddyhome.idea.vim.state.mode.ReturnableFromCmd
+import com.maddyhome.idea.vim.state.mode.inVisualMode
+import com.maddyhome.idea.vim.state.mode.returnTo
+import com.maddyhome.idea.vim.ui.ex.ExEntryPanel
 import java.io.BufferedWriter
 import java.io.IOException
 import java.io.OutputStreamWriter
 import java.io.Reader
 import java.io.Writer
+import javax.swing.KeyStroke
 
+public class ProcessGroup : VimProcessGroupBase() {
+  override var lastCommand: String? = null
+    private set
+  override var isCommandProcessing: Boolean = false
+  override var modeBeforeCommandProcessing: Mode? = null
+
+  public override fun startExEntry(
+    editor: VimEditor,
+    context: ExecutionContext,
+    command: Command,
+    label: String,
+    initialCommandText: String,
+  ) {
+    // Don't allow ex commands in one line editors
+    if (editor.isOneLineMode()) return
+
+    val currentMode = editor.vimStateMachine.mode
+    check(currentMode is ReturnableFromCmd) {
+      "Cannot enable cmd mode from current mode $currentMode"
+    }
+
+    isCommandProcessing = true
+    modeBeforeCommandProcessing = currentMode
+
+    // Make sure the Visual selection marks are up to date before we use them.
+    injector.markService.setVisualSelectionMarks(editor)
+
+    val rangeText = getRange(editor, command)
+
+    // Note that we should remove selection and reset caret offset before we switch back to Normal mode and then enter
+    // Command-line mode. However, some IdeaVim commands can handle multiple carets, including multiple carets with
+    // selection (which might or might not be a block selection). Unfortunately, because we're just entering
+    // Command-line mode, we don't know which command is going to be entered, so we can't remove selection here.
+    // Therefore, we switch to Normal and then Command-line even though we might still have a Visual selection...
+    // On the plus side, it means we still show selection while editing the command line, which Vim also does
+    // (Normal then Command-line is not strictly necessary, but done for completeness and autocmd)
+    // Caret selection is finally handled in Command.execute
+    editor.mode = Mode.NORMAL()
+    editor.mode = Mode.CMD_LINE(currentMode)
+
+    injector.commandLine.create(editor, context, ":", rangeText + initialCommandText, 1)
+  }
+
+  public override fun processExKey(editor: VimEditor, stroke: KeyStroke, processResultBuilder: KeyProcessResult.KeyProcessResultBuilder): Boolean {
+    // This will only get called if somehow the key focus ended up in the editor while the ex entry window
+    // is open. So I'll put focus back in the editor and process the key.
+
+    val panel = ExEntryPanel.getInstance()
+    if (panel.isActive) {
+      processResultBuilder.addExecutionStep { _, _, _ ->
+        requestFocus(panel.entry)
+        panel.handleKey(stroke)
+      }
+      return true
+    } else {
+      processResultBuilder.addExecutionStep { _, lambdaEditor, _ ->
+        lambdaEditor.mode = Mode.NORMAL()
+        getInstance().reset(lambdaEditor)
+      }
+      return false
+    }
+  }
+
+  public override fun cancelExEntry(editor: VimEditor, resetCaret: Boolean) {
+    // If 'cpoptions' contains 'x', then Escape should execute the command line. This is the default for Vi but not Vim.
+    // IdeaVim does not (currently?) support 'cpoptions', so sticks with Vim's default behaviour. Escape cancels.
+    editor.mode = editor.mode.returnTo()
+    getInstance().reset(editor)
+    val panel = ExEntryPanel.getInstance()
+    panel.deactivate(true, resetCaret)
+  }
+
+  private fun getRange(editor: VimEditor, cmd: Command) = when {
+    editor.inVisualMode -> "'<,'>"
+    cmd.rawCount == 1 -> "."
+    cmd.rawCount > 1 -> ".,.+" + (cmd.count - 1)
+    else -> ""
+  }
 
-class ProcessGroup : VimProcessGroupBase() {
   @Throws(ExecutionException::class, ProcessCanceledException::class)
-  override fun executeCommand(
+  public override fun executeCommand(
     editor: VimEditor,
     command: String,
     input: CharSequence?,
@@ -132,7 +221,7 @@ class ProcessGroup : VimProcessGroupBase() {
     }
   }
 
-  companion object {
+  public companion object {
     private val logger = logger<ProcessGroup>()
   }
 }

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

@@ -53,7 +53,6 @@ internal class VimJumpServiceImpl : VimJumpServiceBase(), PersistentStateCompone
         jumpElem.setAttribute("line", jump.line.toString())
         jumpElem.setAttribute("column", jump.col.toString())
         jumpElem.setAttribute("filename", StringUtil.notNullize(jump.filepath))
-        jumpElem.setAttribute("protocol", StringUtil.notNullize(jump.protocol))
         projectElement.addContent(jumpElem)
         if (logger.isDebug()) {
           logger.debug("saved jump = $jump")
@@ -74,7 +73,6 @@ internal class VimJumpServiceImpl : VimJumpServiceBase(), PersistentStateCompone
           Integer.parseInt(jumpElement.getAttributeValue("line")),
           Integer.parseInt(jumpElement.getAttributeValue("column")),
           jumpElement.getAttributeValue("filename"),
-          jumpElement.getAttributeValue("protocol", "file"),
         )
         jumps.add(jump)
       }
@@ -96,7 +94,7 @@ internal class JumpsListener(val project: Project) : RecentPlacesListener {
       if (changePlace.timeStamp < jumpService.lastJumpTimeStamp) return // this listener is notified asynchronously, and
       // we do not want jumps that were processed before
       val jump = buildJump(changePlace) ?: return
-      jumpService.addJump(injector.file.getProjectId(project), jump, true)
+      jumpService.addJump(project.basePath ?: IjVimEditor.DEFAULT_PROJECT_ID, jump, true)
     }
   }
 
@@ -108,7 +106,7 @@ internal class JumpsListener(val project: Project) : RecentPlacesListener {
       if (changePlace.timeStamp < jumpService.lastJumpTimeStamp) return // this listener is notified asynchronously, and
       // we do not want jumps that were processed before
       val jump = buildJump(changePlace) ?: return
-      jumpService.removeJump(injector.file.getProjectId(project), jump)
+      jumpService.removeJump(project.basePath ?: IjVimEditor.DEFAULT_PROJECT_ID, jump)
     }
   }
 
@@ -122,6 +120,6 @@ internal class JumpsListener(val project: Project) : RecentPlacesListener {
 
     val path = place.file.path
 
-    return Jump(line, col, path, place.file.fileSystem.protocol)
+    return Jump(line, col, path)
   }
 }

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

@@ -83,11 +83,6 @@ internal class PutGroup : VimPutBase() {
     val editor = (vimEditor as IjVimEditor).editor
     val context = vimContext.context as DataContext
     val carets: MutableMap<Caret, RangeMarker> = mutableMapOf()
-    if (editor.isInsertMode) {
-      val undo = injector.undo
-      val nanoTime = System.nanoTime()
-      vimEditor.forEachCaret { undo.startInsertSequence(it, it.offset, nanoTime) }
-    }
     EditorHelper.getOrderedCaretsList(editor).forEach { caret ->
       val startOffset =
         prepareDocumentAndGetStartOffsets(

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

@@ -53,12 +53,12 @@ import javax.swing.Timer
  *   no adjustment gets performed and IdeaVim stays in insert mode.
  */
 // Do not remove until it's used in EasyMotion plugin in tests
-object VimVisualTimer {
+public object VimVisualTimer {
 
-  var swingTimer: Timer? = null
+  public var swingTimer: Timer? = null
-  var mode: Mode? = null
+  public var mode: Mode? = null
 
-  inline fun singleTask(currentMode: Mode, crossinline task: (initialMode: Mode?) -> Unit) {
+  public inline fun singleTask(currentMode: Mode, crossinline task: (initialMode: Mode?) -> Unit) {
     swingTimer?.stop()
 
     if (mode == null) mode = currentMode
@@ -70,7 +70,7 @@ object VimVisualTimer {
     swingTimer = timer
   }
 
-  fun doNow() {
+  public fun doNow() {
     val swingTimer1 = swingTimer
     if (swingTimer1 != null) {
       swingTimer1.stop()
@@ -80,12 +80,12 @@ object VimVisualTimer {
     }
   }
 
-  fun drop() {
+  public fun drop() {
     swingTimer?.stop()
     swingTimer = null
   }
 
-  inline fun timerAction(task: (initialMode: Mode?) -> Unit) {
+  public inline fun timerAction(task: (initialMode: Mode?) -> Unit) {
     task(mode)
     swingTimer = null
     mode = null

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

@@ -9,9 +9,13 @@
 package com.maddyhome.idea.vim.group.visual
 
 import com.intellij.find.FindManager
+import com.intellij.openapi.editor.Editor
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimVisualMotionGroupBase
+import com.maddyhome.idea.vim.command.CommandState
+import com.maddyhome.idea.vim.command.engine
 import com.maddyhome.idea.vim.newapi.ij
+import com.maddyhome.idea.vim.newapi.vim
 import com.maddyhome.idea.vim.state.mode.SelectionType
 
 /**
@@ -27,4 +31,12 @@ internal class VisualMotionGroup : VimVisualMotionGroupBase() {
 
     return super.autodetectVisualSubmode(editor)
   }
+
+  /**
+   * COMPATIBILITY-LAYER: Added a method
+   * Please see: https://jb.gg/zo8n0r
+   */
+  fun enterVisualMode(editor: Editor, subMode: CommandState.SubMode? = null): Boolean {
+    return this.enterVisualMode(editor.vim, subMode?.engine)
+  }
 }

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

@@ -144,7 +144,7 @@ private object AttributesCache {
 @TestOnly
 internal fun getGuiCursorMode(editor: Editor) = editor.guicursorMode()
 
-class CaretVisualAttributesListener : IsReplaceCharListener, ModeChangeListener {
+public class CaretVisualAttributesListener : IsReplaceCharListener, ModeChangeListener {
   override fun isReplaceCharChanged(editor: VimEditor) {
     updateCaretsVisual(editor)
   }
@@ -163,7 +163,7 @@ class CaretVisualAttributesListener : IsReplaceCharListener, ModeChangeListener
     }
   }
 
-  fun updateAllEditorsCaretsVisual() {
+  public fun updateAllEditorsCaretsVisual() {
     injector.editorGroup.getEditors().forEach { editor ->
       val ijEditor = (editor as IjVimEditor).editor
       ijEditor.updateCaretsVisualAttributes()

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

@@ -11,7 +11,13 @@
 package com.maddyhome.idea.vim.helper
 
 import com.intellij.openapi.editor.Editor
+import com.maddyhome.idea.vim.api.Options
+import com.maddyhome.idea.vim.api.hasValue
+import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.command.CommandState
 import com.maddyhome.idea.vim.newapi.vim
+import com.maddyhome.idea.vim.options.OptionAccessScope
+import com.maddyhome.idea.vim.options.OptionConstants
 import com.maddyhome.idea.vim.state.mode.Mode
 import com.maddyhome.idea.vim.state.mode.inVisualMode
 
@@ -21,15 +27,55 @@ internal val Mode.hasVisualSelection
     else -> false
   }
 
-val Mode.inNormalMode: Boolean
+/**
+ * COMPATIBILITY-LAYER: New method
+ * Please see: https://jb.gg/zo8n0r
+ */
+public val Editor.mode: CommandState.Mode
+  get() {
+    val mode = this.vim.vimStateMachine.mode
+    return when (mode) {
+      is Mode.CMD_LINE -> CommandState.Mode.CMD_LINE
+      Mode.INSERT -> CommandState.Mode.INSERT
+      is Mode.NORMAL -> CommandState.Mode.COMMAND
+      is Mode.OP_PENDING -> CommandState.Mode.OP_PENDING
+      Mode.REPLACE -> CommandState.Mode.REPLACE
+      is Mode.SELECT -> CommandState.Mode.SELECT
+      is Mode.VISUAL -> CommandState.Mode.VISUAL
+    }
+  }
+
+/**
+ * COMPATIBILITY-LAYER: New method
+ * Please see: https://jb.gg/zo8n0r
+ */
+@Deprecated("Please migrate to VimEditor.isEndAllowed which can correctly access virtualedit at the right scope",
+  replaceWith = ReplaceWith("VimEditor.isEndAllowed"))
+public val CommandState.Mode.isEndAllowed: Boolean
+  get() {
+    fun possiblyUsesVirtualSpace(): Boolean {
+      // virtualedit is GLOBAL_OR_LOCAL_TO_WINDOW. We should be using EFFECTIVE, but we don't have a valid editor (which
+      // is why this property is deprecated). Fetch the global value, passing in the fallback window to avoid asserts
+      // DO NOT COPY THIS APPROACH - ALWAYS USE A REAL WINDOW FOR NON-GLOBAL OPTIONS!
+      return injector.optionGroup.hasValue(Options.virtualedit, OptionAccessScope.GLOBAL(injector.fallbackWindow), OptionConstants.virtualedit_onemore)
+    }
+
+    return when (this) {
+      CommandState.Mode.INSERT, CommandState.Mode.VISUAL, CommandState.Mode.SELECT -> true
+      CommandState.Mode.COMMAND, CommandState.Mode.CMD_LINE, CommandState.Mode.REPLACE, CommandState.Mode.OP_PENDING -> possiblyUsesVirtualSpace()
+      CommandState.Mode.INSERT_NORMAL, CommandState.Mode.INSERT_VISUAL, CommandState.Mode.INSERT_SELECT -> possiblyUsesVirtualSpace()
+    }
+  }
+
+public val Mode.inNormalMode: Boolean
   get() = this is Mode.NORMAL
 
 @get:JvmName("inInsertMode")
-val Editor.inInsertMode: Boolean
+public val Editor.inInsertMode: Boolean
   get() = this.vim.mode == Mode.INSERT || this.vim.mode == Mode.REPLACE
 
 @get:JvmName("inVisualMode")
-val Editor.inVisualMode: Boolean
+public val Editor.inVisualMode: Boolean
   get() = this.vim.inVisualMode
 
 @get:JvmName("inExMode")

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

@@ -100,6 +100,15 @@ public class EditorHelper {
     return EngineEditorHelperKt.normalizeVisualLine(new IjVimEditor(editor), line);
   }
 
+  /**
+   * COMPATIBILITY-LAYER: Created a function
+   * Please see: <a href="https://jb.gg/zo8n0r">doc</a>
+   */
+  public static int getVisualLineCount(final @NotNull Editor editor) {
+    @NotNull final VimEditor editor1 = new IjVimEditor(editor);
+    return EngineEditorHelperKt.getVisualLineCount(editor1);
+  }
+
   /**
    * Best efforts to ensure that scroll offset doesn't overlap itself.
    * <p>

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

@@ -28,7 +28,7 @@ import javax.swing.JComponent
 import javax.swing.JTable
 
 @Deprecated("Use fileSize from VimEditor")
-val Editor.fileSize: Int
+public val Editor.fileSize: Int
   get() = document.textLength
 
 /**

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

@@ -15,7 +15,6 @@ 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.VimEditor
-import com.maddyhome.idea.vim.api.VimRangeMarker
 import com.maddyhome.idea.vim.api.VimVisualPosition
 import com.maddyhome.idea.vim.newapi.IjVimEditor
 import com.maddyhome.idea.vim.newapi.ij
@@ -58,20 +57,4 @@ internal class IjEditorHelper : EngineEditorHelper {
   override fun inlayAwareOffsetToVisualPosition(editor: VimEditor, offset: Int): VimVisualPosition {
     return EditorUtil.inlayAwareOffsetToVisualPosition(editor.ij, offset).vim
   }
-
-  override fun createRangeMarker(editor: VimEditor, startOffset: Int, endOffset: Int): VimRangeMarker {
-    val ijRangeMarker = editor.ij.document.createRangeMarker(startOffset, endOffset)
-    return object : VimRangeMarker {
-      override val startOffset: Int
-        get() = ijRangeMarker.startOffset
-      override val endOffset: Int
-        get() = ijRangeMarker.endOffset
-      override val isValid: Boolean
-        get() = ijRangeMarker.isValid
-
-      override fun dispose() {
-        ijRangeMarker.dispose()
-      }
-    }
-  }
 }

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

@@ -8,26 +8,152 @@
 
 package com.maddyhome.idea.vim.helper
 
-import com.intellij.codeInsight.daemon.impl.DaemonCodeAnalyzerEx
-import com.intellij.codeInsight.daemon.impl.HighlightInfo
-import com.intellij.openapi.diagnostic.logger
-import com.intellij.openapi.editor.Caret
-import com.intellij.openapi.editor.Editor
-import com.intellij.spellchecker.SpellCheckerSeveritiesProvider
-import com.maddyhome.idea.vim.api.VimEditor
-import com.maddyhome.idea.vim.api.getLineEndOffset
-import com.maddyhome.idea.vim.api.getText
 import com.maddyhome.idea.vim.api.globalOptions
 import com.maddyhome.idea.vim.api.injector
-import com.maddyhome.idea.vim.common.TextRange
+import com.maddyhome.idea.vim.common.Direction
-import com.maddyhome.idea.vim.helper.CharacterHelper.charType
+import com.maddyhome.idea.vim.helper.SearchHelper.findPositionOfFirstCharacter
-import com.maddyhome.idea.vim.newapi.IjVimEditor
+
-import com.maddyhome.idea.vim.newapi.vim
+private data class State(val position: Int, val trigger: Char, val inQuote: Boolean?, val lastOpenSingleQuotePos: Int)
-import it.unimi.dsi.fastutil.ints.IntComparator
+
-import it.unimi.dsi.fastutil.ints.IntIterator
+// bounds are considered inside corresponding quotes
-import it.unimi.dsi.fastutil.ints.IntRBTreeSet
+internal fun checkInString(chars: CharSequence, currentPos: Int, str: Boolean): Boolean {
-import it.unimi.dsi.fastutil.ints.IntSortedSet
+  val begin = findPositionOfFirstCharacter(chars, currentPos, setOf('\n'), false, Direction.BACKWARDS)?.second?.plus(1) ?: 0
-import java.util.*
+  val changes = quoteChanges(chars, begin)
+  // TODO: here we need to keep only the latest element in beforePos (if any) and
+  //   don't need atAndAfterPos to be eagerly collected
+  var (beforePos, atAndAfterPos) = changes.partition { it.position < currentPos }
+
+  var (atPos, afterPos) = atAndAfterPos.partition { it.position == currentPos }
+  assert(atPos.size <= 1) { "Multiple characters at position $currentPos in string $chars" }
+  if (atPos.isNotEmpty()) {
+    val atPosChange = atPos[0]
+    if (afterPos.isEmpty()) {
+      // it is situation when cursor is on closing quote, so we must consider that we are inside quotes pair
+      afterPos = afterPos.toMutableList()
+      afterPos.add(atPosChange)
+    } else {
+      // it is situation when cursor is on opening quote, so we must consider that we are inside quotes pair
+      beforePos = beforePos.toMutableList()
+      beforePos.add(atPosChange)
+    }
+  }
+
+  val lastBeforePos = beforePos.lastOrNull()
+
+  // if opening quote was found before pos (inQuote=true), it doesn't mean pos is in string, we need
+  // to find closing quote to be sure
+  var posInQuote = lastBeforePos?.inQuote?.let { if (it) null else it }
+
+  val lastOpenSingleQuotePosBeforeCurrentPos = lastBeforePos?.lastOpenSingleQuotePos ?: -1
+  var posInChar = if (lastOpenSingleQuotePosBeforeCurrentPos == -1) false else null
+
+  var inQuote: Boolean? = null
+
+  for ((_, trigger, inQuoteAfter, lastOpenSingleQuotePosAfter) in afterPos) {
+    inQuote = inQuoteAfter
+    if (posInQuote != null && posInChar != null) break
+    if (posInQuote == null && inQuoteAfter != null) {
+      // if we found double quote
+      if (trigger == '"') {
+        // then previously it has opposite value
+        posInQuote = !inQuoteAfter
+        // if we found single quote
+      } else if (trigger == '\'') {
+        // then we found closing single quote
+        posInQuote = inQuoteAfter
+      }
+    }
+    if (posInChar == null && lastOpenSingleQuotePosAfter != lastOpenSingleQuotePosBeforeCurrentPos) {
+      // if we found double quote and we reset position of last single quote
+      if (trigger == '"' && lastOpenSingleQuotePosAfter == -1) {
+        // then it means previously there supposed to be open single quote
+        posInChar = false
+        // if we found single quote
+      } else if (trigger == '\'') {
+        // if we reset position of last single quote
+        // it means we found closing single quote
+        // else it means we found opening single quote
+        posInChar = lastOpenSingleQuotePosAfter == -1
+      }
+    }
+  }
+
+  return if (str) posInQuote != null && posInQuote && (inQuote == null || !inQuote) else posInChar != null && posInChar
+}
+
+// yields changes of inQuote and lastOpenSingleQuotePos during while iterating over chars
+// rules are that:
+// - escaped quotes are skipped
+// - single quoted group may enclose only one character, maybe escaped,
+// - so distance between opening and closing single quotes cannot be more than 3
+// - bounds are considered inside corresponding quotes
+private fun quoteChanges(chars: CharSequence, begin: Int) = sequence {
+  // position of last found unpaired single quote
+  var lastOpenSingleQuotePos = -1
+  // whether we are in double quotes
+  // true - definitely yes
+  // false - definitely no
+  // null - maybe yes, in case we found such combination: '"
+  //   in that situation it may be double quote inside single quotes, so we cannot threat it as double quote pair open/close
+  var inQuote: Boolean? = false
+  val charsToSearch = setOf('\'', '"', '\n')
+  var found = findPositionOfFirstCharacter(chars, begin, charsToSearch, false, Direction.FORWARDS)
+  while (found != null && found.first != '\n') {
+    val i = found.second
+
+    val c = found.first
+    when (c) {
+      '"' -> {
+        // if [maybe] in quote, then we know we found closing quote, so now we surely are not in quote
+        if (inQuote == null || inQuote) {
+          // we just found closing double quote
+          inQuote = false
+          // reset last found single quote, as it was in string literal
+          lastOpenSingleQuotePos = -1
+          // if we previously found unclosed single quote
+        } else if (lastOpenSingleQuotePos >= 0) {
+          // ...but we are too far from it
+          if (i - lastOpenSingleQuotePos > 2) {
+            // then it definitely was not opening single quote
+            lastOpenSingleQuotePos = -1
+            // and we found opening double quote
+            inQuote = true
+          } else {
+            // else we don't know if we inside double or single quotes or not
+            inQuote = null
+          }
+          // we were not in double nor in single quote, so now we are in double quote
+        } else {
+          inQuote = true
+        }
+      }
+      '\'' -> {
+        // if we previously found unclosed single quote
+        if (lastOpenSingleQuotePos >= 0) {
+          // ...but we are too far from it
+          if (i - lastOpenSingleQuotePos > 3) {
+            // ... forget about it and threat current one as unclosed
+            lastOpenSingleQuotePos = i
+          } else {
+            // else we found closing single quote
+            lastOpenSingleQuotePos = -1
+            // and if we didn't know whether we are in double quote or not
+            if (inQuote == null) {
+              // then now we are definitely not in
+              inQuote = false
+            }
+          }
+        } else {
+          // we found opening single quote
+          lastOpenSingleQuotePos = i
+        }
+      }
+    }
+    yield(State(i, c, inQuote, lastOpenSingleQuotePos))
+    found =
+      findPositionOfFirstCharacter(chars, i + Direction.FORWARDS.toInt(), charsToSearch, false, Direction.FORWARDS)
+  }
+}
 
 /**
  * Check ignorecase and smartcase options to see if a case insensitive search should be performed with the given pattern.
@@ -54,354 +180,3 @@ private fun containsUpperCase(pattern: String): Boolean {
   }
   return false
 }
-
-/**
- * This counts all the words in the file.
- */
-fun countWords(
-  vimEditor: VimEditor,
-  start: Int = 0,
-  end: Long = vimEditor.fileSize(),
-): CountPosition {
-  val offset = vimEditor.currentCaret().offset
-
-  var count = 1
-  var position = 0
-  var last = -1
-  var res = start
-  while (true) {
-    res = injector.searchHelper.findNextWord(vimEditor, res, 1, true, false)
-    if (res == start || res == 0 || res > end || res == last) {
-      break
-    }
-
-    count++
-
-    if (res == offset) {
-      position = count
-    } else if (last < offset && res >= offset) {
-      position = if (count == 2) {
-        1
-      } else {
-        count - 1
-      }
-    }
-
-    last = res
-  }
-
-  if (position == 0 && res == offset) {
-    position = count
-  }
-
-  return CountPosition(count, position)
-}
-
-fun findNumbersInRange(
-  editor: Editor,
-  textRange: TextRange,
-  alpha: Boolean,
-  hex: Boolean,
-  octal: Boolean,
-): List<Pair<TextRange, NumberType>> {
-  val result: MutableList<Pair<TextRange, NumberType>> = ArrayList()
-
-
-  for (i in 0 until textRange.size()) {
-    val startOffset = textRange.startOffsets[i]
-    val end = textRange.endOffsets[i]
-    val text: String = editor.vim.getText(startOffset, end)
-    val textChunks = text.split("\\n".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
-    var chunkStart = 0
-    for (chunk in textChunks) {
-      val number = findNumberInText(chunk, 0, alpha, hex, octal)
-
-      if (number != null) {
-        result.add(
-          Pair(
-            TextRange(
-              number.first.startOffset + startOffset + chunkStart,
-              number.first.endOffset + startOffset + chunkStart
-            ),
-            number.second
-          )
-        )
-      }
-      chunkStart += 1 + chunk.length
-    }
-  }
-  return result
-}
-
-fun findNumberUnderCursor(
-  editor: Editor,
-  caret: Caret,
-  alpha: Boolean,
-  hex: Boolean,
-  octal: Boolean,
-): Pair<TextRange, NumberType>? {
-  val lline = caret.logicalPosition.line
-  val text = IjVimEditor(editor).getLineText(lline).lowercase(Locale.getDefault())
-  val startLineOffset = IjVimEditor(editor).getLineStartOffset(lline)
-  val posOnLine = caret.offset - startLineOffset
-
-  val numberTextRange = findNumberInText(text, posOnLine, alpha, hex, octal) ?: return null
-
-  return Pair(
-    TextRange(
-      numberTextRange.first.startOffset + startLineOffset,
-      numberTextRange.first.endOffset + startLineOffset
-    ),
-    numberTextRange.second
-  )
-}
-
-/**
- * Search for number in given text from start position
- *
- * @param textInRange    - text to search in
- * @param startPosOnLine - start offset to search
- * @return - text range with number
- */
-fun findNumberInText(
-  textInRange: String,
-  startPosOnLine: Int,
-  alpha: Boolean,
-  hex: Boolean,
-  octal: Boolean,
-): Pair<TextRange, NumberType>? {
-  if (logger.isDebugEnabled) {
-    logger.debug("text=$textInRange")
-  }
-
-  var pos = startPosOnLine
-  val lineEndOffset = textInRange.length
-
-  while (true) {
-    // Skip over current whitespace if any
-    while (pos < lineEndOffset && !isNumberChar(textInRange[pos], alpha, hex, octal, true)) {
-      pos++
-    }
-
-    if (logger.isDebugEnabled) logger.debug("pos=$pos")
-    if (pos >= lineEndOffset) {
-      logger.debug("no number char on line")
-      return null
-    }
-
-    val isHexChar = "abcdefABCDEF".indexOf(textInRange[pos]) >= 0
-
-    if (hex) {
-      // Ox and OX handling
-      if (textInRange[pos] == '0' && pos < lineEndOffset - 1 && "xX".indexOf(textInRange[pos + 1]) >= 0) {
-        pos += 2
-      } else if ("xX".indexOf(textInRange[pos]) >= 0 && pos > 0 && textInRange[pos - 1] == '0') {
-        pos++
-      }
-
-      logger.debug("checking hex")
-      val range = findRange(textInRange, pos, false, true, false, false)
-      val start = range.first
-      val end = range.second
-
-      // Ox and OX
-      if (start >= 2 && textInRange.substring(start - 2, start).equals("0x", ignoreCase = true)) {
-        logger.debug("found hex")
-        return Pair(TextRange(start - 2, end), NumberType.HEX)
-      }
-
-      if (!isHexChar || alpha) {
-        break
-      } else {
-        pos++
-      }
-    } else {
-      break
-    }
-  }
-
-  if (octal) {
-    logger.debug("checking octal")
-    val range = findRange(textInRange, pos, false, false, true, false)
-    val start = range.first
-    val end = range.second
-
-    if (end - start == 1 && textInRange[start] == '0') {
-      return Pair(TextRange(start, end), NumberType.DEC)
-    }
-    if (textInRange[start] == '0' && end > start &&
-      !(start > 0 && isNumberChar(textInRange[start - 1], false, false, false, true))
-    ) {
-      logger.debug("found octal")
-      return Pair(TextRange(start, end), NumberType.OCT)
-    }
-  }
-
-  if (alpha) {
-    if (logger.isDebugEnabled) logger.debug("checking alpha for " + textInRange[pos])
-    if (isNumberChar(textInRange[pos], true, false, false, false)) {
-      if (logger.isDebugEnabled) logger.debug("found alpha at $pos")
-      return Pair(TextRange(pos, pos + 1), NumberType.ALPHA)
-    }
-  }
-
-  val range = findRange(textInRange, pos, false, false, false, true)
-  var start = range.first
-  val end = range.second
-  if (start > 0 && textInRange[start - 1] == '-') {
-    start--
-  }
-
-  return Pair(TextRange(start, end), NumberType.DEC)
-}
-
-/**
- * Searches for digits block that matches parameters
- */
-private fun findRange(
-  text: String,
-  pos: Int,
-  alpha: Boolean,
-  hex: Boolean,
-  octal: Boolean,
-  decimal: Boolean,
-): Pair<Int, Int> {
-  var end = pos
-  while (end < text.length && isNumberChar(text[end], alpha, hex, octal, decimal || octal)) {
-    end++
-  }
-  var start = pos
-  while (start >= 0 && isNumberChar(text[start], alpha, hex, octal, decimal || octal)) {
-    start--
-  }
-  if (start < end &&
-    (start == -1 ||
-      0 <= start && start < text.length &&
-      !isNumberChar(text[start], alpha, hex, octal, decimal || octal))
-  ) {
-    start++
-  }
-  if (octal) {
-    for (i in start until end) {
-      if (!isNumberChar(text[i], false, false, true, false)) return Pair(0, 0)
-    }
-  }
-  return Pair(start, end)
-}
-
-private fun isNumberChar(ch: Char, alpha: Boolean, hex: Boolean, octal: Boolean, decimal: Boolean): Boolean {
-  return if (alpha && ((ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z'))) {
-    true
-  } else if (octal && (ch >= '0' && ch <= '7')) {
-    true
-  } else if (hex && ((ch >= '0' && ch <= '9') || "abcdefABCDEF".indexOf(ch) >= 0)) {
-    true
-  } else {
-    decimal && (ch >= '0' && ch <= '9')
-  }
-}
-
-/**
- * Find the word under the cursor or the next word to the right of the cursor on the current line.
- *
- * @param editor The editor to find the word in
- * @param caret  The caret to find word under
- * @return The text range of the found word or null if there is no word under/after the cursor on the line
- */
-fun findWordUnderCursor(editor: Editor, caret: Caret): TextRange? {
-  val vimEditor = IjVimEditor(editor)
-  val chars = editor.document.charsSequence
-  val stop = vimEditor.getLineEndOffset(caret.logicalPosition.line, true)
-
-  val pos = caret.offset
-  // Technically the first condition is covered by the second one, but let it be
-  if (chars.length == 0 || chars.length <= pos) return null
-
-  //if (pos == chars.length() - 1) return new TextRange(chars.length() - 1, chars.length());
-  var start = pos
-  val types = arrayOf(
-    CharacterHelper.CharacterType.KEYWORD,
-    CharacterHelper.CharacterType.PUNCTUATION
-  )
-  for (i in 0..1) {
-    start = pos
-    val type = charType(vimEditor, chars[start], false)
-    if (type == types[i]) {
-      // Search back for start of word
-      while (start > 0 && charType(vimEditor, chars[start - 1], false) == types[i]) {
-        start--
-      }
-    } else {
-      // Search forward for start of word
-      while (start < stop && charType(vimEditor, chars[start], false) != types[i]) {
-        start++
-      }
-    }
-
-    if (start != stop) {
-      break
-    }
-  }
-
-  if (start == stop) {
-    return null
-  }
-  // Special case 1 character words because 'findNextWordEnd' returns one to many chars
-  val end = if (start < stop &&
-    (start >= chars.length - 1 ||
-      charType(vimEditor, chars[start + 1], false) != CharacterHelper.CharacterType.KEYWORD)
-  ) {
-    start + 1
-  } else {
-    injector.searchHelper.findNextWordEnd(vimEditor, start, 1, false, false) + 1
-  }
-
-  return TextRange(start, end)
-}
-
-fun findMisspelledWords(
-  editor: Editor,
-  startOffset: Int,
-  endOffset: Int,
-  skipCount: Int,
-  offsetOrdering: IntComparator?,
-): Int {
-  val project = editor.project ?: return -1
-
-  val offsets: IntSortedSet = IntRBTreeSet(offsetOrdering)
-  DaemonCodeAnalyzerEx.processHighlights(
-    editor.document, project, SpellCheckerSeveritiesProvider.TYPO,
-    startOffset, endOffset
-  ) { highlight: HighlightInfo ->
-    if (highlight.severity === SpellCheckerSeveritiesProvider.TYPO) {
-      val offset = highlight.getStartOffset()
-      if (offset >= startOffset && offset <= endOffset) {
-        offsets.add(offset)
-      }
-    }
-    true
-  }
-
-  if (offsets.isEmpty()) {
-    return -1
-  }
-
-  if (skipCount >= offsets.size) {
-    return offsets.lastInt()
-  } else {
-    val offsetIterator: IntIterator = offsets.iterator()
-    skip(offsetIterator, skipCount)
-    return offsetIterator.nextInt()
-  }
-}
-
-private fun skip(iterator: IntIterator, n: Int) {
-  require(n >= 0) { "Argument must be nonnegative: $n" }
-  var i = n
-  while (i-- != 0 && iterator.hasNext()) iterator.nextInt()
-}
-
-class CountPosition(val count: Int, val position: Int)
-
-private val logger = logger<SearchLogger>()
-private class SearchLogger

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

@@ -210,28 +210,12 @@ private fun findClosestMatch(
     return -1
   }
 
-  val sortedResults = if (forwards) {
+  val sortedResults = results.sortedBy { it.startOffset }.let { if (!forwards) it.reversed() else it }
-    results.sortedBy { it.startOffset }
+  val nextIndex = sortedResults.indexOfFirst {
-  } else {
+    if (forwards) it.startOffset > initialOffset else it.startOffset < initialOffset
-    results.sortedByDescending { it.startOffset }
   }
-  val closestIndex = if (forwards) {
+  val toDrop = (nextIndex + count - 1).let { if (injector.globalOptions().wrapscan) it % results.size else it }
-    sortedResults.indexOfFirst { it.startOffset > initialOffset }
+  return sortedResults.drop(toDrop).firstOrNull()?.startOffset ?: -1
-  }
-  else {
-    sortedResults.indexOfFirst { it.startOffset < initialOffset }
-  }
-
-  if (closestIndex == -1 && !injector.globalOptions().wrapscan) {
-    return -1
-  }
-
-  val nextIndex = closestIndex.coerceAtLeast(0) + (count - 1)
-  if (nextIndex >= sortedResults.size && !injector.globalOptions().wrapscan) {
-    return -1
-  }
-
-  return sortedResults[nextIndex % results.size].startOffset
 }
 
 internal fun highlightSearchResults(editor: Editor, pattern: String, results: List<TextRange>, currentMatchOffset: Int) {

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

@@ -8,17 +8,31 @@
 package com.maddyhome.idea.vim.helper
 
 import com.maddyhome.idea.vim.api.injector
-import org.jetbrains.annotations.ApiStatus
 import java.util.*
 import java.util.stream.Collectors
 import javax.swing.KeyStroke
 
-object StringHelper {
+/**
+ * COMPATIBILITY-LAYER: Created a helper class
+ * Please see: https://jb.gg/zo8n0r
+ */
+public object StringHelper {
+  @JvmStatic
+  @Deprecated("Use injector.parser.parseKeys(string)",
+    ReplaceWith("injector.parser.parseKeys(string)", "com.maddyhome.idea.vim.api.injector")
+  )
+  public fun parseKeys(string: String): List<KeyStroke> {
+    return injector.parser.parseKeys(string)
+  }
+
   @JvmStatic
   @Deprecated("Use injector.parser.parseKeys(string)")
-  @ApiStatus.ScheduledForRemoval
+  public fun parseKeys(vararg string: String): List<KeyStroke> {
-  fun parseKeys(vararg string: String): List<KeyStroke> {
     return Arrays.stream(string).flatMap { o: String -> injector.parser.parseKeys(o).stream() }
       .collect(Collectors.toList())
   }
+
+  @JvmStatic
+  @Deprecated("Use key.isCloseKeyStroke()", ReplaceWith("key.isCloseKeyStroke()"))
+  public fun isCloseKeyStroke(key: KeyStroke): Boolean = key.isCloseKeyStroke()
 }

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

@@ -12,14 +12,14 @@ import com.intellij.openapi.editor.Editor
 import javax.swing.KeyStroke
 
 // Do not remove until it's used in EasyMotion plugin in tests
-class TestInputModel private constructor() {
+public class TestInputModel private constructor() {
   private val myKeyStrokes: MutableList<KeyStroke> = Lists.newArrayList()
-  fun setKeyStrokes(keyStrokes: List<KeyStroke>) {
+  public fun setKeyStrokes(keyStrokes: List<KeyStroke>) {
     myKeyStrokes.clear()
     myKeyStrokes.addAll(keyStrokes)
   }
 
-  fun nextKeyStroke(): KeyStroke? {
+  public fun nextKeyStroke(): KeyStroke? {
     // Return key from the unfinished mapping
     /*
 MappingStack mappingStack = KeyHandler.getInstance().getMappingStack();
@@ -34,9 +34,9 @@ if (mappingStack.hasStroke()) {
     }
   }
 
-  companion object {
+  public companion object {
     @JvmStatic
-    fun getInstance(editor: Editor): TestInputModel {
+    public fun getInstance(editor: Editor): TestInputModel {
       var model = editor.vimTestInputModel
       if (model == null) {
         model = TestInputModel()

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

@@ -10,13 +10,8 @@
 
 package com.maddyhome.idea.vim.helper
 
-import com.intellij.ide.ui.UISettings
-import com.intellij.ide.ui.UISettingsUtils
 import com.intellij.openapi.application.ModalityState
-import com.intellij.openapi.editor.Editor
-import com.intellij.openapi.editor.EditorKind
 import com.intellij.openapi.editor.colors.EditorColorsManager
-import com.intellij.openapi.editor.impl.EditorImpl
 import com.intellij.openapi.wm.IdeFocusManager
 import java.awt.Font
 import javax.swing.JComponent
@@ -37,21 +32,11 @@ internal fun runAfterGotFocus(runnable: Runnable) {
   IdeFocusManager.findInstance().doWhenFocusSettlesDown(runnable, ModalityState.defaultModalityState())
 }
 
-internal fun selectEditorFont(editor: Editor?, forText: String): Font {
+internal fun selectFont(forStr: String): Font {
-  val fontSize = when {
-    editor is EditorImpl -> editor.fontSize2D
-    UISettings.getInstance().presentationMode -> UISettingsUtils.getInstance().presentationModeFontSize
-    editor?.editorKind == EditorKind.CONSOLE -> UISettingsUtils.getInstance().scaledConsoleFontSize
-    else -> UISettingsUtils.getInstance().scaledEditorFontSize
-  }
-
   val scheme = EditorColorsManager.getInstance().globalScheme
-  scheme.fontPreferences.realFontFamilies.forEach { fontName ->
-    val font = Font(fontName, Font.PLAIN, scheme.editorFontSize)
-    if (font.canDisplayUpTo(forText) == -1) {
-      return font.deriveFont(fontSize)
-    }
-  }
 
-  return Font(scheme.editorFontName, Font.PLAIN, scheme.editorFontSize).deriveFont(fontSize)
+  val fontName = scheme.fontPreferences.realFontFamilies.firstOrNull {
+    Font(it, Font.PLAIN, scheme.editorFontSize).canDisplayUpTo(forStr) == -1
+  } ?: return Font(scheme.editorFontName, Font.PLAIN, scheme.editorFontSize)
+  return Font(fontName, Font.PLAIN, scheme.editorFontSize)
 }

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

@@ -13,18 +13,14 @@ import com.intellij.openapi.actionSystem.PlatformDataKeys
 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.fileEditor.TextEditor
 import com.intellij.openapi.fileEditor.impl.text.TextEditorProvider
 import com.intellij.openapi.util.registry.Registry
 import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.ExecutionContext
-import com.maddyhome.idea.vim.api.VimCaret
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.common.ChangesListener
-import com.maddyhome.idea.vim.newapi.IjVimCaret
-import com.maddyhome.idea.vim.common.InsertSequence
 import com.maddyhome.idea.vim.newapi.globalIjOptions
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.state.mode.SelectionType
@@ -36,10 +32,6 @@ import com.maddyhome.idea.vim.undo.UndoRedoBase
  */
 @Service
 internal class UndoRedoHelper : UndoRedoBase() {
-  companion object {
-    private val logger = logger<UndoRedoHelper>()
-  }
-
   override fun undo(editor: VimEditor, context: ExecutionContext): Boolean {
     val ijContext = context.context as DataContext
     val project = PlatformDataKeys.PROJECT.getData(ijContext) ?: return false
@@ -71,17 +63,7 @@ internal class UndoRedoHelper : UndoRedoBase() {
       }
     } else {
       runWithBooleanRegistryOption("ide.undo.transparent.caret.movement", true) {
-        var nextUndoNanoTime = undoManager.getNextUndoNanoTime(fileEditor)
-        val insertInfo = (editor.primaryCaret() as IjVimCaret).getInsertSequenceForTime(nextUndoNanoTime)
-        if (insertInfo == null || undoManager.isNextUndoAskConfirmation(fileEditor)) {
         undoManager.undo(fileEditor)
-        } else {
-          while (insertInfo.contains(nextUndoNanoTime)) {
-            undoManager.undo(fileEditor)
-            nextUndoNanoTime = undoManager.getNextUndoNanoTime(fileEditor)
-            if (undoManager.isNextUndoAskConfirmation(fileEditor)) break
-          }
-        }
       }
 
       CommandProcessor.getInstance().runUndoTransparentAction {
@@ -107,22 +89,6 @@ internal class UndoRedoHelper : UndoRedoBase() {
     return false
   }
 
-  override fun startInsertSequence(caret: VimCaret, startOffset: Int, startNanoTime: Long) {
-    (caret as IjVimCaret).startInsertSequence(startOffset, startNanoTime)
-  }
-
-  override fun endInsertSequence(caret: VimCaret, endOffset: Int, endNanoTime: Long) {
-    (caret as IjVimCaret).endInsertSequence(endOffset, endNanoTime)
-  }
-
-  override fun abandonCurrentInsertSequence(caret: VimCaret) {
-    (caret as IjVimCaret).abandonCurrentInsertSequece()
-  }
-
-  override fun getInsertSequence(caret: VimCaret, nanoTime: Long): InsertSequence? {
-    return (caret as IjVimCaret).getInsertSequenceForTime(nanoTime)
-  }
-
   private fun performRedo(
     undoManager: UndoManager,
     fileEditor: TextEditor,
@@ -148,23 +114,10 @@ internal class UndoRedoHelper : UndoRedoBase() {
       }
     } else {
       runWithBooleanRegistryOption("ide.undo.transparent.caret.movement", true) {
-        var nextRedoNanoTime = undoManager.getNextRedoNanoTime(fileEditor)
-        val insertInfo = (editor.primaryCaret() as IjVimCaret).getInsertSequenceForTime(nextRedoNanoTime)
-        if (insertInfo == null || undoManager.isNextRedoAskConfirmation(fileEditor)) {
         undoManager.redo(fileEditor)
-        } else {
-          while (insertInfo.contains(nextRedoNanoTime)) {
-            undoManager.redo(fileEditor)
-            nextRedoNanoTime = undoManager.getNextRedoNanoTime(fileEditor)
-            if (undoManager.isNextRedoAskConfirmation(fileEditor)) break
-          }
-        }
       }
 
       CommandProcessor.getInstance().runUndoTransparentAction {
-        // TODO all the carets should be moved to their corresponding insertInfo.startOffset
-        // It's a bit tricky because the offsets where calculated before text in input sequence was inserted
-        // So it will require adjusting offsets to proper one in multicaret case
         removeSelections(editor)
       }
     }

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

@@ -18,9 +18,9 @@ import com.intellij.openapi.editor.VisualPosition
 import com.intellij.openapi.editor.markup.RangeHighlighter
 import com.intellij.openapi.util.Key
 import com.intellij.openapi.util.UserDataHolder
+import com.maddyhome.idea.vim.api.CaretRegisterStorageBase
 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.ex.ExOutputModel
 import com.maddyhome.idea.vim.group.visual.VisualChange
 import com.maddyhome.idea.vim.group.visual.vimLeadSelectionOffset
@@ -44,7 +44,7 @@ import kotlin.reflect.KProperty
 /**
  * Caret's offset when entering visual mode
  */
-var Caret.vimSelectionStart: Int
+public var Caret.vimSelectionStart: Int
   get() {
     val selectionStart = _vimSelectionStart
     if (selectionStart == null) {
@@ -95,6 +95,7 @@ internal var Caret.vimInsertStart: RangeMarker by userDataOr {
 }
 
 // TODO: Data could be lost during visual block motion
+internal var Caret.registerStorage: CaretRegisterStorageBase? by userDataCaretToEditor()
 internal var Caret.markStorage: LocalMarkStorage? by userDataCaretToEditor()
 internal var Caret.lastSelectionInfo: SelectionInfo? by userDataCaretToEditor()
 
@@ -127,9 +128,6 @@ internal var Editor.vimTestInputModel: TestInputModel? by userData()
 
 internal var Editor.vimChangeActionSwitchMode: Mode? by userData()
 
-internal var Caret.currentInsert: InsertSequence? by userData()
-internal val Caret.insertHistory: MutableList<InsertSequence> by userDataOr { mutableListOf() }
-
 /**
  * Function for delegated properties.
  * The property will be delegated to UserData and has nullable type.

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

@@ -10,6 +10,6 @@ package com.maddyhome.idea.vim.listener
 
 import com.intellij.openapi.editor.Editor
 
-interface VimInsertListener {
+public interface VimInsertListener {
-  fun insertModeStarted(editor: Editor)
+  public fun insertModeStarted(editor: Editor)
 }

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

@@ -75,6 +75,7 @@ import com.maddyhome.idea.vim.group.IjVimRedrawService
 import com.maddyhome.idea.vim.group.MotionGroup
 import com.maddyhome.idea.vim.group.OptionGroup
 import com.maddyhome.idea.vim.group.ScrollGroup
+import com.maddyhome.idea.vim.group.SearchGroup
 import com.maddyhome.idea.vim.group.VimMarkServiceImpl
 import com.maddyhome.idea.vim.group.visual.IdeaSelectionControl
 import com.maddyhome.idea.vim.group.visual.VimVisualTimer
@@ -93,10 +94,7 @@ import com.maddyhome.idea.vim.helper.moveToInlayAwareOffset
 import com.maddyhome.idea.vim.helper.resetVimLastColumn
 import com.maddyhome.idea.vim.helper.updateCaretsVisualAttributes
 import com.maddyhome.idea.vim.helper.vimDisabled
-import com.maddyhome.idea.vim.helper.vimInitialised
 import com.maddyhome.idea.vim.newapi.IjVimEditor
-import com.maddyhome.idea.vim.newapi.InsertTimeRecorder
-import com.maddyhome.idea.vim.newapi.IjVimSearchGroup
 import com.maddyhome.idea.vim.newapi.ij
 import com.maddyhome.idea.vim.newapi.vim
 import com.maddyhome.idea.vim.state.mode.Mode
@@ -104,6 +102,7 @@ import com.maddyhome.idea.vim.state.mode.inSelectMode
 import com.maddyhome.idea.vim.state.mode.selectionType
 import com.maddyhome.idea.vim.ui.ShowCmdOptionChangeListener
 import com.maddyhome.idea.vim.ui.ShowCmdWidgetUpdater
+import com.maddyhome.idea.vim.ui.ex.ExEntryPanel
 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
@@ -131,23 +130,8 @@ 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 ->
-  // 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 {
 
@@ -166,9 +150,6 @@ internal object VimListenerManager {
     injector.listenersNotifier.isReplaceCharListeners.add(caretVisualAttributesListener)
     caretVisualAttributesListener.updateAllEditorsCaretsVisual()
 
-    val insertTimeRecorder = InsertTimeRecorder()
-    injector.listenersNotifier.modeChangeListeners.add(insertTimeRecorder)
-
     val modeWidgetListener = ModeWidgetListener()
     injector.listenersNotifier.modeChangeListeners.add(modeWidgetListener)
     injector.listenersNotifier.myEditorListeners.add(modeWidgetListener)
@@ -201,7 +182,7 @@ internal object VimListenerManager {
       }
 
       val optionGroup = VimPlugin.getOptionGroup()
-      optionGroup.addEffectiveOptionValueChangeListener(Options.number, EditorGroup.NumberChangeListener.INSTANCE)
+      optionGroup.addEffectiveOptionValueChangeListener(IjOptions.number, EditorGroup.NumberChangeListener.INSTANCE)
       optionGroup.addEffectiveOptionValueChangeListener(IjOptions.relativenumber, EditorGroup.NumberChangeListener.INSTANCE)
       optionGroup.addEffectiveOptionValueChangeListener(Options.scrolloff, ScrollGroup.ScrollOptionsChangeListener)
       optionGroup.addEffectiveOptionValueChangeListener(Options.guicursor, GuicursorChangeListener)
@@ -233,7 +214,7 @@ internal object VimListenerManager {
       EventFacade.getInstance().restoreTypedActionHandler()
 
       val optionGroup = VimPlugin.getOptionGroup()
-      optionGroup.removeEffectiveOptionValueChangeListener(Options.number, EditorGroup.NumberChangeListener.INSTANCE)
+      optionGroup.removeEffectiveOptionValueChangeListener(IjOptions.number, EditorGroup.NumberChangeListener.INSTANCE)
       optionGroup.removeEffectiveOptionValueChangeListener(IjOptions.relativenumber, EditorGroup.NumberChangeListener.INSTANCE)
       optionGroup.removeEffectiveOptionValueChangeListener(Options.scrolloff, ScrollGroup.ScrollOptionsChangeListener)
       optionGroup.removeGlobalOptionChangeListener(Options.showcmd, ShowCmdOptionChangeListener)
@@ -293,11 +274,6 @@ internal object VimListenerManager {
       val disposable =
         Lifetime.intersect(pluginLifetime, editorLifetime).createNestedDisposable("MyLifetimedDisposable")
 
-      // Protect against double initialisation
-      if (editor.getUserData(editorListenersDisposableKey) != null) {
-        return
-      }
-
       val listenersDisposable = Disposer.newDisposable(disposable)
       editor.putUserData(editorListenersDisposableKey, listenersDisposable)
 
@@ -367,13 +343,13 @@ internal object VimListenerManager {
   private object VimDocumentListener : DocumentListener {
     override fun beforeDocumentChange(event: DocumentEvent) {
       VimMarkServiceImpl.MarkUpdater.beforeDocumentChange(event)
-      IjVimSearchGroup.DocumentSearchListener.INSTANCE.beforeDocumentChange(event)
+      SearchGroup.DocumentSearchListener.INSTANCE.beforeDocumentChange(event)
       IjVimRedrawService.RedrawListener.beforeDocumentChange(event)
     }
 
     override fun documentChanged(event: DocumentEvent) {
       VimMarkServiceImpl.MarkUpdater.documentChanged(event)
-      IjVimSearchGroup.DocumentSearchListener.INSTANCE.documentChanged(event)
+      SearchGroup.DocumentSearchListener.INSTANCE.documentChanged(event)
       IjVimRedrawService.RedrawListener.documentChanged(event)
     }
   }
@@ -497,9 +473,6 @@ internal object VimListenerManager {
         (it.fileEditor as? TextEditor)?.editor?.let { editor ->
           if (vimDisabled(editor)) return@let
 
-          // Protect against double initialisation, in case the editor was already initialised in editorCreated
-          if (editor.vimInitialised) return@let
-
           val openingEditor = editor.removeUserData(openingEditorKey)
           val owningEditorWindow = getOwningEditorWindow(editor)
           val isInSameSplit = owningEditorWindow == openingEditor?.owningEditorWindow
@@ -743,13 +716,13 @@ internal object VimListenerManager {
       logger.debug("Mouse clicked")
 
       if (event.area == EditorMouseEventArea.EDITING_AREA) {
+        VimPlugin.getMotion()
         val editor = event.editor
-        val commandLine = injector.commandLine.getActiveCommandLine()
+        if (ExEntryPanel.getInstance().isActive) {
-        if (commandLine != null) {
+          VimPlugin.getProcess().cancelExEntry(editor.vim, false)
-          injector.processGroup.cancelExEntry(editor.vim, false)
         }
 
-        ExOutputModel.tryGetInstance(editor)?.close()
+        ExOutputModel.getInstance(editor).clear()
 
         val caretModel = editor.caretModel
         if (editor.vim.mode.selectionType != null) {
@@ -775,12 +748,12 @@ internal object VimListenerManager {
         event.area != EditorMouseEventArea.FOLDING_OUTLINE_AREA &&
         event.mouseEvent.button != MouseEvent.BUTTON3
       ) {
-        val commandLine = injector.commandLine.getActiveCommandLine()
+        VimPlugin.getMotion()
-        if (commandLine != null) {
+        if (ExEntryPanel.getInstance().isActive) {
-          injector.processGroup.cancelExEntry(event.editor.vim, false)
+          VimPlugin.getProcess().cancelExEntry(event.editor.vim, false)
         }
 
-        ExOutputModel.getInstance(event.editor).close()
+        ExOutputModel.getInstance(event.editor).clear()
       }
     }
   }

src/main/java/com/maddyhome/idea/vim/mark/IntellijMark.kt

@@ -12,6 +12,7 @@ import com.intellij.ide.bookmark.BookmarkType
 import com.intellij.ide.bookmark.BookmarksManager
 import com.intellij.ide.bookmark.LineBookmark
 import com.intellij.openapi.project.Project
+import com.intellij.openapi.vfs.VirtualFileManager
 import java.lang.ref.WeakReference
 
 internal class IntellijMark(bookmark: LineBookmark, override val col: Int, project: Project?) : Mark {
@@ -23,8 +24,8 @@ internal class IntellijMark(bookmark: LineBookmark, override val col: Int, proje
     get() = getMark()?.line ?: 0
   override val filepath: String
     get() = getMark()?.file?.path ?: ""
-  override val protocol: String
+  override val protocol: String?
-    get() = getMark()?.file?.fileSystem?.protocol ?: ""
+    get() = getMark()?.file?.let { VirtualFileManager.extractProtocol(it.url) } ?: ""
 
   fun clear() {
     val mark = getMark() ?: return

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

@@ -24,8 +24,8 @@ internal val runFromVimKey = Key.create<Boolean>("RunFromVim")
 internal val DataContext.actionStartedFromVim: Boolean
   get() = (this as? UserDataHolder)?.getUserData(runFromVimKey) ?: false
 
-val DataContext.vim: ExecutionContext
+public val DataContext.vim: ExecutionContext
   get() = IjEditorExecutionContext(this)
 
-val ExecutionContext.ij: DataContext
+public val ExecutionContext.ij: DataContext
   get() = (this as IjEditorExecutionContext).context

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

@@ -0,0 +1,27 @@
+/*
+ * 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.newapi
+
+import com.intellij.openapi.components.Service
+import com.maddyhome.idea.vim.api.ExEntryPanel
+
+@Service
+internal class IjExEntryPanel : ExEntryPanel {
+  override fun isActive(): Boolean {
+    return com.maddyhome.idea.vim.ui.ex.ExEntryPanel.getInstance().isActive
+  }
+
+  override fun clearCurrentAction() {
+    com.maddyhome.idea.vim.ui.ex.ExEntryPanel.getInstance().entry.clearCurrentAction()
+  }
+
+  override fun setCurrentActionPromptCharacter(char: Char) {
+    com.maddyhome.idea.vim.ui.ex.ExEntryPanel.getInstance().entry.setCurrentActionPromptCharacter(char)
+  }
+}

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

@@ -13,6 +13,7 @@ import com.intellij.openapi.editor.ex.util.EditorUtil
 import com.maddyhome.idea.vim.api.ExecutionContext
 import com.maddyhome.idea.vim.api.ExecutionContextManagerBase
 import com.maddyhome.idea.vim.api.VimEditor
+import com.maddyhome.idea.vim.helper.EditorDataContext
 
 @Service
 internal class IjExecutionContextManager : ExecutionContextManagerBase() {

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

@@ -16,8 +16,8 @@ internal class IjLiveRange(val marker: RangeMarker) : LiveRange {
     get() = marker.startOffset
 }
 
-val RangeMarker.vim: LiveRange
+public val RangeMarker.vim: LiveRange
   get() = IjLiveRange(this)
 
-val LiveRange.ij: RangeMarker
+public val LiveRange.ij: RangeMarker
   get() = (this as IjLiveRange).marker

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

@@ -31,10 +31,10 @@ internal class IjNativeActionManager : NativeActionManager {
   }
 }
 
-val AnAction.vim: IjNativeAction
+public val AnAction.vim: IjNativeAction
   get() = IjNativeAction(this)
 
-class IjNativeAction(override val action: AnAction) : NativeAction {
+public class IjNativeAction(override val action: AnAction) : NativeAction {
   override fun toString(): String {
     return "IjNativeAction(action=$action)"
   }

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

@@ -12,6 +12,8 @@ import com.intellij.openapi.editor.Caret
 import com.intellij.openapi.editor.LogicalPosition
 import com.intellij.openapi.editor.VisualPosition
 import com.maddyhome.idea.vim.api.BufferPosition
+import com.maddyhome.idea.vim.api.CaretRegisterStorage
+import com.maddyhome.idea.vim.api.CaretRegisterStorageBase
 import com.maddyhome.idea.vim.api.ImmutableVimCaret
 import com.maddyhome.idea.vim.api.LocalMarkStorage
 import com.maddyhome.idea.vim.api.SelectionInfo
@@ -19,14 +21,12 @@ 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.common.InsertSequence
 import com.maddyhome.idea.vim.common.LiveRange
 import com.maddyhome.idea.vim.group.visual.VisualChange
-import com.maddyhome.idea.vim.helper.currentInsert
-import com.maddyhome.idea.vim.helper.insertHistory
 import com.maddyhome.idea.vim.helper.lastSelectionInfo
 import com.maddyhome.idea.vim.helper.markStorage
 import com.maddyhome.idea.vim.helper.moveToInlayAwareOffset
+import com.maddyhome.idea.vim.helper.registerStorage
 import com.maddyhome.idea.vim.helper.resetVimLastColumn
 import com.maddyhome.idea.vim.helper.vimInsertStart
 import com.maddyhome.idea.vim.helper.vimLastColumn
@@ -38,6 +38,17 @@ import com.maddyhome.idea.vim.state.mode.SelectionType
 
 internal class IjVimCaret(val caret: Caret) : VimCaretBase() {
 
+  override val registerStorage: CaretRegisterStorage
+    get() {
+      var storage = this.caret.registerStorage
+      if (storage == null) {
+        storage = CaretRegisterStorageBase(this)
+        this.caret.registerStorage = storage
+      } else if (storage.caret != this) {
+        storage.caret = this
+      }
+      return storage
+    }
   override val markStorage: LocalMarkStorage
     get() {
       var storage = this.caret.markStorage
@@ -158,44 +169,15 @@ internal class IjVimCaret(val caret: Caret) : VimCaretBase() {
     caret.removeSelection()
   }
 
-  internal fun getInsertSequenceForTime(time: Long): InsertSequence? {
-    val insertHistory = caret.insertHistory
-    for (i in insertHistory.lastIndex downTo 0) {
-      val insertInfo = insertHistory[i]
-      if (time > insertInfo.endNanoTime) return null
-      if (time >= insertInfo.startNanoTime) return insertInfo
-    }
-    return null
-  }
-
-  internal fun startInsertSequence(startOffset: Int, startNanoTime: Long) {
-    if (caret.currentInsert != null) {
-      return
-    }
-    caret.currentInsert = InsertSequence(startOffset, startNanoTime)
-  }
-
-  internal fun endInsertSequence(endInsert: Int, endNanoTime: Long) {
-    val currentInsert = caret.currentInsert ?: return
-    currentInsert.endNanoTime = endNanoTime
-    currentInsert.endOffset = endInsert
-    caret.insertHistory.add(currentInsert)
-    caret.currentInsert = null
-  }
-
-  internal fun abandonCurrentInsertSequece() {
-    caret.currentInsert = null
-  }
-
   override fun equals(other: Any?): Boolean = this.caret == (other as? IjVimCaret)?.caret
 
   override fun hashCode(): Int = this.caret.hashCode()
 }
 
-val VimCaret.ij: Caret
+public val VimCaret.ij: Caret
   get() = (this as IjVimCaret).caret
-val ImmutableVimCaret.ij: Caret
+public val ImmutableVimCaret.ij: Caret
   get() = (this as IjVimCaret).caret
 
-val Caret.vim: VimCaret
+public val Caret.vim: VimCaret
   get() = IjVimCaret(this)

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

@@ -39,7 +39,6 @@ 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.LiveRange
-import com.maddyhome.idea.vim.common.ModeChangeListener
 import com.maddyhome.idea.vim.common.TextRange
 import com.maddyhome.idea.vim.group.visual.vimSetSystemBlockSelectionSilently
 import com.maddyhome.idea.vim.helper.EditorHelper
@@ -118,10 +117,7 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor() {
     return atPosition
   }
 
-  override fun insertText(caret: VimCaret, atPosition: Int, text: CharSequence) {
+  override fun insertText(atPosition: Int, text: CharSequence) {
-    if (editor.isInsertMode) {
-      injector.undo.startInsertSequence(caret, atPosition, System.nanoTime())
-    }
     editor.document.insertString(atPosition, text)
   }
 
@@ -151,40 +147,21 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor() {
     return editor.caretModel.allCarets.map { IjVimCaret(it) }
   }
 
-  override var isFirstCaret = false
-  override var isReversingCarets = false
-  
   @Suppress("ideavimRunForEachCaret")
   override fun forEachCaret(action: (VimCaret) -> Unit) {
     if (editor.vim.inBlockSelection) {
       action(IjVimCaret(editor.caretModel.primaryCaret))
     } else {
-      isFirstCaret = true
-      try {
       editor.caretModel.runForEachCaret({
         if (it.isValid) {
           action(IjVimCaret(it))
-            isFirstCaret = false
         }
       }, false)
-      } finally {
-        isFirstCaret = false
-      }
     }
   }
 
   override fun forEachNativeCaret(action: (VimCaret) -> Unit, reverse: Boolean) {
-    isFirstCaret = true
+    editor.caretModel.runForEachCaret({ action(IjVimCaret(it)) }, reverse)
-    isReversingCarets = reverse
-    try {
-      editor.caretModel.runForEachCaret({
-        action(IjVimCaret(it))
-        isFirstCaret = false
-      }, reverse)
-    } finally {
-      isFirstCaret = false
-      isReversingCarets = false
-    }
   }
 
   override fun isInForEachCaretScope(): Boolean {
@@ -279,8 +256,7 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor() {
     val vf = EditorHelper.getVirtualFile(editor)
     return vf?.let {
       object : VirtualFile {
-        override val path: String = vf.path
+        override val path = vf.path
-        override val protocol: String = vf.fileSystem.protocol
       }
     }
   }
@@ -518,21 +494,10 @@ internal class IjVimEditor(editor: Editor) : MutableLinearEditor() {
   }
 }
 
-val Editor.vim: VimEditor
+public val Editor.vim: VimEditor
   get() = IjVimEditor(this)
-val VimEditor.ij: Editor
+public val VimEditor.ij: Editor
   get() = (this as IjVimEditor).editor
 
-val com.intellij.openapi.util.TextRange.vim: TextRange
+public val com.intellij.openapi.util.TextRange.vim: TextRange
   get() = TextRange(this.startOffset, this.endOffset)
-
-internal class InsertTimeRecorder: ModeChangeListener {
-  override fun modeChanged(editor: VimEditor, oldMode: Mode) {
-    editor as IjVimEditor
-    if (oldMode == Mode.INSERT) {
-      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

@@ -14,6 +14,7 @@ import com.intellij.openapi.diagnostic.Logger
 import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.editor.textarea.TextComponentEditorImpl
 import com.maddyhome.idea.vim.api.EngineEditorHelper
+import com.maddyhome.idea.vim.api.ExEntryPanel
 import com.maddyhome.idea.vim.api.ExecutionContextManager
 import com.maddyhome.idea.vim.api.LocalOptionInitialisationScenario
 import com.maddyhome.idea.vim.api.NativeActionManager
@@ -44,7 +45,6 @@ import com.maddyhome.idea.vim.api.VimOptionGroup
 import com.maddyhome.idea.vim.api.VimProcessGroup
 import com.maddyhome.idea.vim.api.VimPsiService
 import com.maddyhome.idea.vim.api.VimRedrawService
-import com.maddyhome.idea.vim.api.VimRegexServiceBase
 import com.maddyhome.idea.vim.api.VimRegexpService
 import com.maddyhome.idea.vim.api.VimScrollGroup
 import com.maddyhome.idea.vim.api.VimSearchGroup
@@ -71,6 +71,7 @@ import com.maddyhome.idea.vim.group.IjVimOptionGroup
 import com.maddyhome.idea.vim.group.IjVimPsiService
 import com.maddyhome.idea.vim.group.MacroGroup
 import com.maddyhome.idea.vim.group.MotionGroup
+import com.maddyhome.idea.vim.group.SearchGroup
 import com.maddyhome.idea.vim.group.TabService
 import com.maddyhome.idea.vim.group.VimWindowGroup
 import com.maddyhome.idea.vim.group.WindowGroup
@@ -89,6 +90,7 @@ import com.maddyhome.idea.vim.state.VimStateMachine
 import com.maddyhome.idea.vim.ui.VimRcFileState
 import com.maddyhome.idea.vim.undo.VimUndoRedo
 import com.maddyhome.idea.vim.vimscript.Executor
+import com.maddyhome.idea.vim.vimscript.services.PatternService
 import com.maddyhome.idea.vim.vimscript.services.VariableService
 import com.maddyhome.idea.vim.yank.VimYankGroup
 import com.maddyhome.idea.vim.yank.YankGroupBase
@@ -105,6 +107,8 @@ internal class IjVimInjector : VimInjectorBase() {
 
   override val actionExecutor: VimActionExecutor
     get() = service<IjActionExecutor>()
+  override val exEntryPanel: ExEntryPanel
+    get() = service<IjExEntryPanel>()
   override val exOutputPanel: VimExOutputPanelService
     get() = object : VimExOutputPanelService {
       override fun getPanel(editor: VimEditor): VimExOutputPanel {
@@ -118,7 +122,7 @@ internal class IjVimInjector : VimInjectorBase() {
   override val tabService: TabService
     get() = service()
   override val regexpService: VimRegexpService
-    get() = VimRegexServiceBase()
+    get() = PatternService
   override val clipboardManager: VimClipboardManager
     get() = service<IjClipboardManager>()
   override val searchHelper: VimSearchHelper
@@ -132,7 +136,7 @@ internal class IjVimInjector : VimInjectorBase() {
   override val templateManager: VimTemplateManager
     get() = service<IjTemplateManager>()
   override val searchGroup: VimSearchGroup
-    get() = service<IjVimSearchGroup>()
+    get() = service<SearchGroup>()
   override val put: VimPut
     get() = service<PutGroup>()
   override val window: VimWindowGroup
@@ -232,10 +236,10 @@ internal class IjVimInjector : VimInjectorBase() {
 /**
  * Convenience function to get the IntelliJ implementation specific global option accessor
  */
-fun VimInjector.globalIjOptions(): GlobalIjOptions = (this.optionGroup as IjVimOptionGroup).getGlobalIjOptions()
+public fun VimInjector.globalIjOptions(): GlobalIjOptions = (this.optionGroup as IjVimOptionGroup).getGlobalIjOptions()
 
 /**
  * Convenience function to get the IntelliJ implementation specific option accessor for the given editor's scope
  */
-fun VimInjector.ijOptions(editor: VimEditor): EffectiveIjOptions =
+public fun VimInjector.ijOptions(editor: VimEditor): EffectiveIjOptions =
   (this.optionGroup as IjVimOptionGroup).getEffectiveIjOptions(editor)

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

@@ -9,15 +9,8 @@
 package com.maddyhome.idea.vim.newapi
 
 import com.intellij.openapi.application.ApplicationManager
-import com.intellij.openapi.components.PersistentStateComponent
-import com.intellij.openapi.components.RoamingType
-import com.intellij.openapi.components.State
-import com.intellij.openapi.components.Storage
 import com.intellij.openapi.editor.Editor
-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
@@ -27,9 +20,6 @@ import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimSearchGroupBase
 import com.maddyhome.idea.vim.api.globalOptions
 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
@@ -37,23 +27,13 @@ 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(
+public abstract class IjVimSearchGroup : VimSearchGroupBase() {
-  name = "VimSearchSettings",
-  storages = [Storage(value = "\$APP_CONFIG$/vim_settings_local.xml", roamingType = RoamingType.DISABLED)]
-)
-open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Element> {
-  companion object {
-    private val logger = vimLogger<IjVimSearchGroup>()
-  }
 
   init {
     // We use the global option listener instead of the effective listener that gets called for each affected editor
@@ -137,15 +117,18 @@ open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Ele
       }
     } else {
       // XXX: The Ex entry panel is used only for UI here, its logic might be inappropriate for this method
-      val exEntryPanel = injector.commandLine.createWithoutShortcuts(
+      val exEntryPanel: com.maddyhome.idea.vim.ui.ex.ExEntryPanel =
-        editor,
+        com.maddyhome.idea.vim.ui.ex.ExEntryPanel.getInstanceWithoutShortcuts()
-        context,
+      exEntryPanel.activate(
+        editor.ij,
+        (context as IjEditorExecutionContext).context,
         MessageHelper.message("replace.with.0", match),
         "",
+        1
       )
       caret.moveToOffset(startOffset)
       ModalEntry.activate(editor, keyStrokeProcessor)
-      exEntryPanel.deactivate(refocusOwningEditor = true, resetCaret = false)
+      exEntryPanel.deactivate(true, false)
     }
     return result.get()
   }
@@ -195,104 +178,6 @@ open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Ele
     updateSearchHighlights(false)
   }
 
-  fun saveData(element: Element) {
-    logger.debug("saveData")
-    val search = Element("search")
-
-    addOptionalTextElement(search, "last-search", lastSearchPattern)
-    addOptionalTextElement(search, "last-substitute", lastSubstitutePattern)
-    addOptionalTextElement(search, "last-offset", lastPatternTrailing)
-    addOptionalTextElement(search, "last-replace", lastReplaceString)
-    addOptionalTextElement(
-      search,
-      "last-pattern",
-      if (lastPatternType == PatternType.SEARCH) lastSearchPattern else lastSubstitutePattern
-    )
-    addOptionalTextElement(search, "last-dir", getLastSearchDirection().toInt().toString())
-    addOptionalTextElement(search, "show-last", showSearchHighlight.toString())
-
-    element.addContent(search)
-  }
-
-  private fun addOptionalTextElement(element: Element, name: String, text: String?) {
-    if (text != null) {
-      element.addContent(VimPlugin.getXML().setSafeXmlText(Element(name), text))
-    }
-  }
-
-  fun readData(element: Element) {
-    logger.debug("readData")
-    val search = element.getChild("search") ?: return
-
-    lastSearchPattern = getSafeChildText(search, "last-search")
-    lastSubstitutePattern = getSafeChildText(search, "last-substitute")
-    lastReplaceString = getSafeChildText(search, "last-replace")
-    lastPatternTrailing = getSafeChildText(search, "last-offset", "")
-
-    val lastPatternText = getSafeChildText(search, "last-pattern")
-    if (lastPatternText == null || lastPatternText == lastSearchPattern) {
-      lastPatternType = PatternType.SEARCH
-    } else {
-      lastPatternType = PatternType.SUBSTITUTE
-    }
-
-    val dir = search.getChild("last-dir")
-    try {
-      lastDirection = fromInt(dir.text.toInt())
-    } catch (e: NumberFormatException) {
-      lastDirection = Direction.FORWARDS
-    }
-
-    val show = search.getChild("show-last")
-    val disableHighlight = injector.globalOptions().viminfo.contains("h")
-    showSearchHighlight = !disableHighlight && show.text.toBoolean()
-    if (logger.isDebug()) {
-      logger.debug("show=" + show + "(" + show.text + ")")
-      logger.debug("showSearchHighlight=$showSearchHighlight")
-    }
-  }
-
-  private fun getSafeChildText(element: Element, name: String): String? {
-    val child = element.getChild(name)
-    return if (child != null) VimPlugin.getXML().getSafeXmlText(child) else null
-  }
-
-  private fun getSafeChildText(element: Element, name: String, defaultValue: String): String {
-    val child = element.getChild(name)
-    if (child != null) {
-      val value = VimPlugin.getXML().getSafeXmlText(child)
-      return value ?: defaultValue
-    }
-    return defaultValue
-  }
-
-  override fun getState(): Element? {
-    val element = Element("search")
-    saveData(element)
-    return element
-  }
-
-  override fun loadState(state: Element) {
-    readData(state)
-  }
-
-  /**
-   * Updates search highlights when the selected editor changes
-   */
-  fun fileEditorManagerSelectionChangedCallback(@Suppress("unused") event: FileEditorManagerEvent) {
-    updateSearchHighlights(false)
-  }
-
-  fun turnOn() {
-    updateSearchHighlights(false)
-  }
-
-  fun turnOff() {
-    val show = showSearchHighlight
-    clearSearchHighlight()
-    showSearchHighlight = show
-  }
-
   private class IjSearchHighlight(private val editor: Editor, private val highlighter: RangeHighlighter) :
     SearchHighlight() {
 
@@ -300,60 +185,4 @@ open class IjVimSearchGroup : VimSearchGroupBase(), PersistentStateComponent<Ele
       editor.markupModel.removeHighlighter(highlighter)
     }
   }
-
-
-  /**
-   * Removes and adds highlights for current search pattern when the document is edited
-   */
-  class DocumentSearchListener @Contract(pure = true) private constructor() : DocumentListener {
-    override fun documentChanged(event: DocumentEvent) {
-      // Loop over all local editors for the changed document, across all projects, and update search highlights.
-      // Note that the change may have come from a remote guest in Code With Me scenarios (in which case
-      // ClientId.current will be a guest ID), but we don't care - we still need to add/remove highlights for the
-      // changed text. Make sure we only update local editors, though.
-      val document = event.document
-      for (vimEditor in injector.editorGroup.getEditors(IjVimDocument(document))) {
-        val editor = (vimEditor as IjVimEditor).editor
-        var existingHighlighters = editor.vimLastHighlighters ?: continue
-
-        if (logger.isDebug()) {
-          logger.debug("hls=$existingHighlighters")
-          logger.debug("event=$event")
-        }
-
-        // We can only re-highlight whole lines, so clear any highlights in the affected lines.
-        // If we're deleting lines, this will clear + re-highlight the new current line, which hasn't been modified.
-        // However, we still want to re-highlight this line in case any highlights cross the line boundaries.
-        // If we're adding lines, this will clear + re-highlight all new lines.
-        val startPosition = editor.offsetToLogicalPosition(event.offset)
-        val endPosition = editor.offsetToLogicalPosition(event.offset + event.newLength)
-        val startLineOffset = document.getLineStartOffset(startPosition.line)
-        val endLineOffset = document.getLineEndOffset(endPosition.line)
-
-        // Remove any highlights that have already been deleted, and remove + clear those that intersect with the change
-        val iter = existingHighlighters.iterator()
-        while (iter.hasNext()) {
-          val highlighter = iter.next()
-          if (!highlighter.isValid) {
-            iter.remove()
-          } else if (highlighter.textRange.intersects(startLineOffset, endLineOffset)) {
-            iter.remove()
-            editor.markupModel.removeHighlighter(highlighter)
-          }
-        }
-
-        (injector.searchGroup as VimSearchGroupBase).highlightSearchLines(editor.vim, startPosition.line, endPosition.line)
-
-        if (logger.isDebug()) {
-          existingHighlighters = editor.vimLastHighlighters!!
-          logger.debug("sl=" + startPosition.line + ", el=" + endPosition.line)
-          logger.debug("hls=$existingHighlighters")
-        }
-      }
-    }
-
-    companion object {
-      var INSTANCE: DocumentSearchListener = DocumentSearchListener()
-    }
-  }
 }

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

@@ -13,10 +13,14 @@ import com.intellij.openapi.diagnostic.Logger
 import com.maddyhome.idea.vim.api.ImmutableVimCaret
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.VimSearchHelperBase
+import com.maddyhome.idea.vim.api.injector
+import com.maddyhome.idea.vim.common.TextRange
 import com.maddyhome.idea.vim.helper.PsiHelper
-import com.maddyhome.idea.vim.helper.findMisspelledWords
+import com.maddyhome.idea.vim.helper.SearchHelper
+import com.maddyhome.idea.vim.helper.SearchOptions
 import it.unimi.dsi.fastutil.ints.IntComparator
 import it.unimi.dsi.fastutil.ints.IntComparators
+import java.util.*
 
 @Service
 internal class IjVimSearchHelper : VimSearchHelperBase() {
@@ -34,6 +38,28 @@ internal class IjVimSearchHelper : VimSearchHelperBase() {
     return PsiHelper.findMethodStart(editor.ij, caret.ij.offset, count)
   }
 
+  override fun findPattern(
+    editor: VimEditor,
+    pattern: String?,
+    startOffset: Int,
+    count: Int,
+    searchOptions: EnumSet<SearchOptions>?,
+  ): TextRange? {
+    return if (injector.globalIjOptions().useNewRegex) super.findPattern(editor, pattern, startOffset, count, searchOptions)
+    else SearchHelper.findPattern(editor.ij, pattern, startOffset, count, searchOptions)
+  }
+
+  override fun findAll(
+    editor: VimEditor,
+    pattern: String,
+    startLine: Int,
+    endLine: Int,
+    ignoreCase: Boolean,
+  ): List<TextRange> {
+    return if (injector.globalIjOptions().useNewRegex) super.findAll(editor, pattern, startLine, endLine, ignoreCase)
+    else SearchHelper.findAll(editor.ij, pattern, startLine, endLine, ignoreCase)
+  }
+
   override fun findMisspelledWord(editor: VimEditor, caret: ImmutableVimCaret, count: Int): Int {
     val startOffset: Int
     val endOffset: Int
@@ -54,6 +80,6 @@ internal class IjVimSearchHelper : VimSearchHelperBase() {
     }
 
     // TODO add it to PsiService
-    return findMisspelledWords(editor.ij, startOffset, endOffset, skipCount, offsetOrdering)
+    return SearchHelper.findMisspelledWords(editor.ij, startOffset, endOffset, skipCount, offsetOrdering)
   }
 }

src/main/java/com/maddyhome/idea/vim/statistic/WidgetState.kt

@@ -18,7 +18,7 @@ import com.intellij.openapi.wm.WindowManager
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.ui.widgets.mode.ModeWidgetFactory
 
-class WidgetState : ApplicationUsagesCollector() {
+public class WidgetState : ApplicationUsagesCollector() {
   override fun getGroup(): EventLogGroup = GROUP
 
   override fun getMetrics(): Set<MetricEvent> {
@@ -54,7 +54,7 @@ class WidgetState : ApplicationUsagesCollector() {
     }
   }
 
-  companion object {
+  public companion object {
     private val GROUP = EventLogGroup("vim.widget", 1, "FUS")
 
     private val IS_MODE_WIDGET_SHOWN = EventFields.Boolean("is-mode-widget-shown")

src/main/java/com/maddyhome/idea/vim/ui/ExOutputPanel.java

@@ -135,9 +135,6 @@ public class ExOutputPanel extends JPanel {
       myText.setBorder(null);
       myScrollPane.setBorder(null);
       myLabel.setForeground(myText.getForeground());
-
-      // Make sure the panel is positioned correctly in case we're changing font size
-      positionPanel();
     }
   }
 
@@ -147,7 +144,7 @@ public class ExOutputPanel extends JPanel {
     }
 
     myText.setText(data);
-    myText.setFont(UiHelper.selectEditorFont(myEditor, data));
+    myText.setFont(UiHelper.selectFont(data));
     myText.setCaretPosition(0);
     if (!data.isEmpty()) {
       activate();
@@ -216,8 +213,8 @@ public class ExOutputPanel extends JPanel {
   }
 
   private void setFontForElements() {
-    myText.setFont(UiHelper.selectEditorFont(myEditor, myText.getText()));
+    myText.setFont(UiHelper.selectFont(myText.getText()));
-    myLabel.setFont(UiHelper.selectEditorFont(myEditor, myLabel.getText()));
+    myLabel.setFont(UiHelper.selectFont(myLabel.getText()));
   }
 
   private void scrollLine() {
@@ -245,7 +242,7 @@ public class ExOutputPanel extends JPanel {
 
   private void badKey() {
     myLabel.setText(MessageHelper.message("more.ret.line.space.page.d.half.page.q.quit"));
-    myLabel.setFont(UiHelper.selectEditorFont(myEditor, myLabel.getText()));
+    myLabel.setFont(UiHelper.selectFont(myLabel.getText()));
   }
 
   private void scrollOffset(int more) {
@@ -261,18 +258,12 @@ public class ExOutputPanel extends JPanel {
     else {
       myLabel.setText(MessageHelper.message("ex.output.panel.more"));
     }
-    myLabel.setFont(UiHelper.selectEditorFont(myEditor, myLabel.getText()));
+    myLabel.setFont(UiHelper.selectFont(myLabel.getText()));
   }
 
   private void positionPanel() {
     final JComponent contentComponent = myEditor.getContentComponent();
     Container scroll = SwingUtilities.getAncestorOfClass(JScrollPane.class, contentComponent);
-    JRootPane rootPane = SwingUtilities.getRootPane(contentComponent);
-    if (scroll == null || rootPane == null) {
-      // These might be null if we're invoked during component initialisation and before it's been added to the tree
-      return;
-    }
-
     setSize(scroll.getSize());
 
     myLineHeight = myText.getFontMetrics(myText.getFont()).getHeight();
@@ -286,7 +277,8 @@ public class ExOutputPanel extends JPanel {
     Rectangle bounds = scroll.getBounds();
     bounds.translate(0, scroll.getHeight() - height);
     bounds.height = height;
-    Point pos = SwingUtilities.convertPoint(scroll.getParent(), bounds.getLocation(), rootPane.getGlassPane());
+    Point pos = SwingUtilities.convertPoint(scroll.getParent(), bounds.getLocation(),
+                                            SwingUtilities.getRootPane(contentComponent).getGlassPane());
     bounds.setLocation(pos);
     setBounds(bounds);
 

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

@@ -24,11 +24,11 @@ import javax.swing.KeyStroke
 /**
  * @author dhleong
  */
-object ModalEntry {
+public object ModalEntry {
 
-  val LOG: Logger = logger<ModalEntry>()
+  public val LOG: Logger = logger<ModalEntry>()
 
-  inline fun activate(editor: VimEditor, crossinline processor: (KeyStroke) -> Boolean) {
+  public inline fun activate(editor: VimEditor, crossinline processor: (KeyStroke) -> Boolean) {
     // Firstly we pull the unfinished keys of the current mapping
     val mappingStack = KeyHandler.getInstance().keyStack
     LOG.trace("Dumping key stack:")

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

@@ -19,7 +19,6 @@ import com.intellij.openapi.wm.StatusBarWidgetFactory
 import com.intellij.openapi.wm.WindowManager
 import com.intellij.openapi.wm.impl.status.EditorBasedWidget
 import com.intellij.util.Consumer
-import com.maddyhome.idea.vim.KeyHandler
 import com.maddyhome.idea.vim.VimPlugin
 import com.maddyhome.idea.vim.api.VimEditor
 import com.maddyhome.idea.vim.api.globalOptions
@@ -27,7 +26,9 @@ import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.common.EditorListener
 import com.maddyhome.idea.vim.helper.EngineStringHelper
 import com.maddyhome.idea.vim.helper.VimNlsSafe
+import com.maddyhome.idea.vim.helper.vimStateMachine
 import com.maddyhome.idea.vim.newapi.ij
+import com.maddyhome.idea.vim.newapi.vim
 import com.maddyhome.idea.vim.options.GlobalOptionChangeListener
 import org.jetbrains.annotations.NonNls
 import java.awt.Component
@@ -60,8 +61,8 @@ internal object ShowCmd {
   fun getFullText(editor: Editor?): String {
     if (!injector.globalOptions().showcmd || editor == null || editor.isDisposed) return ""
 
-    val keyState = KeyHandler.getInstance().keyHandlerState
+    val editorState = editor.vim.vimStateMachine
-    return EngineStringHelper.toPrintableCharacters(keyState.commandBuilder.keys + keyState.mappingState.keys)
+    return EngineStringHelper.toPrintableCharacters(editorState.commandBuilder.keys + editorState.mappingState.keys)
   }
 }
 

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

@@ -86,20 +86,11 @@ internal class VimEmulationConfigurable : Configurable {
 
     init {
       val shortcutConflictsTable = VimShortcutConflictsTable(model)
-      val rowsToBeChangedOnToggleAllHandlers = getRowsToBeToggled()
-
       layout = BorderLayout()
       val decorator = ToolbarDecorator.createDecorator(shortcutConflictsTable)
       decorator.setToolbarPosition(ActionToolbarPosition.RIGHT)
       decorator.addExtraAction(CopyForRcAction(model))
       decorator.addExtraAction(ResetHandlersAction(model, shortcutConflictsTable))
-      decorator.addExtraAction(
-        ToggleAllHandlersAction(
-          model,
-          shortcutConflictsTable,
-          rowsToBeChangedOnToggleAllHandlers
-        )
-      )
       val scrollPane = decorator.createPanel()
       scrollPane.border = LineBorder(JBColor.border())
       val conflictsPanel = JPanel(BorderLayout())
@@ -110,19 +101,6 @@ internal class VimEmulationConfigurable : Configurable {
       addHelpLine(model)
     }
 
-    private fun getRowsToBeToggled(): MutableList<Int> {
-      val rowsToChange = mutableListOf<Int>()
-
-      for (rowIndex in 0 until model.rows.size) {
-        val row = model.rows[rowIndex]
-        if (row.owner is AllModes && row.owner == ShortcutOwnerInfo.allUndefined) {
-          rowsToChange.add(rowIndex)
-        }
-      }
-
-      return rowsToChange;
-    }
-
     fun addHelpLine(model: VimShortcutConflictsTable.Model) {
       val firstPerMode = ContainerUtil.find(model.rows) { row: VimShortcutConflictsTable.Row ->
         val owner: ShortcutOwnerInfo = row.owner
@@ -350,40 +328,6 @@ internal class VimEmulationConfigurable : Configurable {
     }
   }
 
-  private class ToggleAllHandlersAction(
-    private val myModel: VimShortcutConflictsTable.Model,
-    private val myTable: VimShortcutConflictsTable,
-    private val rowsToBeChangedOnToggleAllHandlers: MutableList<Int>,
-  ) : DumbAwareAction(
-    "Toggle all unset Handlers",
-    "Toggle all action handlers to use either IDE or Vim shortcuts",
-    AllIcons.Actions.ChangeView,
-  ) {
-    override fun update(e: AnActionEvent) {
-      e.presentation.isEnabled = true
-    }
-
-    override fun getActionUpdateThread(): ActionUpdateThread = ActionUpdateThread.BGT
-
-    override fun actionPerformed(e: AnActionEvent) {
-      TableUtil.stopEditing(myTable)
-
-      for (rowIndex in rowsToBeChangedOnToggleAllHandlers) {
-        val row = myModel.rows[rowIndex]
-        row.owner =
-          when (row.owner) {
-            ShortcutOwnerInfo.allUndefined -> ShortcutOwnerInfo.allVim
-            ShortcutOwnerInfo.allVim -> ShortcutOwnerInfo.allIde
-            else -> ShortcutOwnerInfo.allUndefined
-          }
-      }
-
-      IdeFocusManager.getGlobalInstance()
-        .doWhenFocusSettlesDown { IdeFocusManager.getGlobalInstance().requestFocus(myTable, true) }
-      TableUtil.updateScroller(myTable)
-    }
-  }
-
   class ResetHandlersAction(
     private val myModel: VimShortcutConflictsTable.Model,
     private val myTable: VimShortcutConflictsTable,

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

@@ -11,6 +11,7 @@ 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.VimPlugin
 import com.maddyhome.idea.vim.api.LocalOptionInitialisationScenario
 import com.maddyhome.idea.vim.api.injector
 import com.maddyhome.idea.vim.newapi.vim
@@ -75,7 +76,7 @@ internal class CompleteEntryAction : TextAction(ExEditorKit.CompleteEntry) {
     // * 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)
+    keyHandler.handleKey(entry.editor.vim, stroke, entry.context.vim, keyHandler.keyHandlerState)
   }
 
   companion object {
@@ -197,7 +198,7 @@ internal class DeletePreviousWordAction : TextAction(DefaultEditorKit.deletePrev
     target.saveLastEntry()
     val doc = target.document
     val caret = target.caret
-    val project = target.editor!!.project
+    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
@@ -207,7 +208,7 @@ internal class DeletePreviousWordAction : TextAction(DefaultEditorKit.deletePrev
     // 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)
+    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")

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

@@ -9,7 +9,6 @@
 package com.maddyhome.idea.vim.ui.ex;
 
 import com.intellij.openapi.util.SystemInfo;
-import com.maddyhome.idea.vim.api.VimCommandLine;
 import org.jetbrains.annotations.NotNull;
 
 import javax.swing.text.*;
@@ -19,8 +18,6 @@ import java.text.AttributedCharacterIterator;
 import java.text.AttributedString;
 import java.util.Map;
 
-import static com.maddyhome.idea.vim.api.VimInjectorKt.injector;
-
 /**
  * This document provides insert/overwrite mode
  * Note that PlainDocument will remove CRs from text for single line text fields
@@ -32,10 +29,6 @@ public class ExDocument extends PlainDocument {
    * Toggles the insert/overwrite state
    */
   void toggleInsertReplace() {
-    VimCommandLine commandLine = injector.getCommandLine().getActiveCommandLine();
-    if (commandLine != null) {
-      commandLine.toggleReplaceMode();
-    }
     overwrite = !overwrite;
   }
 

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

@@ -122,7 +122,7 @@ internal object ExEditorKit : DefaultEditorKit() {
               val entry = ExEntryPanel.getInstance().entry
               val editor = entry.editor
               val keyHandler = KeyHandler.getInstance()
-              keyHandler.handleKey(editor!!.vim, key, entry.context.vim, keyHandler.keyHandlerState)
+              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)