[Gradle][MPP][Minor] kotlinCompilations.kt: Extract abstract classes into separate files

This shall increase readability and maintainablity.

KT-52726

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/AbstractKotlinCompilation.kt

@@ -0,0 +1,120 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.gradle.plugin.mpp
+
+import org.gradle.api.Action
+import org.gradle.api.GradleException
+import org.gradle.api.Project
+import org.gradle.api.attributes.AttributeContainer
+import org.gradle.api.file.FileCollection
+import org.gradle.api.tasks.TaskProvider
+import org.jetbrains.kotlin.gradle.dsl.KotlinCommonOptions
+import org.jetbrains.kotlin.gradle.dsl.KotlinCompile
+import org.jetbrains.kotlin.gradle.dsl.kotlinExtension
+import org.jetbrains.kotlin.gradle.plugin.*
+import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.KotlinCompilationData
+import org.jetbrains.kotlin.gradle.plugin.sources.withDependsOnClosure
+import org.jetbrains.kotlin.gradle.tasks.locateTask
+import org.jetbrains.kotlin.project.model.LanguageSettings
+import java.util.*
+
+abstract class AbstractKotlinCompilation<T : KotlinCommonOptions>(
+    internal open val compilationDetails: CompilationDetails<T>,
+) : KotlinCompilation<T>,
+    HasKotlinDependencies,
+    KotlinCompilationData<T> {
+
+    //region HasKotlinDependencies delegation: delegate members manually for better control and prevention of accidental overrides
+    private val kotlinDependenciesHolder get() = compilationDetails.kotlinDependenciesHolder
+    override val apiConfigurationName: String get() = kotlinDependenciesHolder.apiConfigurationName
+    override val implementationConfigurationName: String get() = kotlinDependenciesHolder.implementationConfigurationName
+    override val compileOnlyConfigurationName: String get() = kotlinDependenciesHolder.compileOnlyConfigurationName
+    override val runtimeOnlyConfigurationName: String get() = kotlinDependenciesHolder.runtimeOnlyConfigurationName
+    final override fun dependencies(configure: KotlinDependencyHandler.() -> Unit) = kotlinDependenciesHolder.dependencies(configure)
+    final override fun dependencies(configure: Action<KotlinDependencyHandler>) = dependencies { configure.execute(this) }
+    //endregion
+
+    //region KotlinCompilationData delegation: delegate members manually for better control and prevention of accidental overrides
+    private val compilationData get() = compilationDetails.compilationData
+    override val compileAllTaskName: String get() = compilationData.compileAllTaskName
+    final override val compilationPurpose: String get() = compilationData.compilationPurpose
+    final override val compilationClassifier: String? get() = compilationData.compilationClassifier
+    final override val languageSettings: LanguageSettings get() = compilationData.languageSettings
+    final override val ownModuleName: String get() = compilationData.ownModuleName
+    final override val moduleName: String get() = compilationData.moduleName
+    final override val friendPaths: Iterable<FileCollection> get() = compilationData.friendPaths
+    final override val platformType: KotlinPlatformType get() = compilationData.platformType
+    final override val output: KotlinCompilationOutput get() = compilationData.output
+    final override val compileKotlinTaskName: String get() = compilationData.compileKotlinTaskName
+    final override val kotlinOptions: T get() = compilationData.kotlinOptions
+    final override val kotlinSourceDirectoriesByFragmentName get() = compilationData.kotlinSourceDirectoriesByFragmentName
+    //endregion
+
+    override val target: KotlinTarget get() = compilationDetails.target
+
+    final override val compileDependencyConfigurationName: String
+        get() = compilationDetails.compileDependencyFilesHolder.dependencyConfigurationName
+
+    final override var compileDependencyFiles: FileCollection
+        get() = compilationDetails.compileDependencyFilesHolder.dependencyFiles
+        set(value) { compilationDetails.compileDependencyFilesHolder.dependencyFiles = value }
+
+    final override val kotlinSourceSets: MutableSet<KotlinSourceSet> get() =
+        when (val details = compilationDetails) {
+            is DefaultCompilationDetails -> details.directlyIncludedKotlinSourceSets // mutable in that subtype
+            // TODO deprecate mutability of this set. We shouldn't allow mutating it directly anyway;
+            else -> details.directlyIncludedKotlinSourceSets.toMutableSet()
+        }
+
+    final override val defaultSourceSetName: String get() = compilationDetails.defaultSourceSetName
+
+    final override val compilationName: String get() = compilationDetails.compilationData.compilationPurpose
+
+    override fun kotlinOptions(configure: T.() -> Unit) =
+        configure(kotlinOptions)
+
+    @Suppress("UNCHECKED_CAST")
+    override val compileKotlinTask: KotlinCompile<T>
+        get() = compileKotlinTaskProvider.get()
+
+    @Suppress("UNCHECKED_CAST")
+    override val compileKotlinTaskProvider: TaskProvider<out KotlinCompile<T>>
+        get() = target.project.locateTask(compileKotlinTaskName) ?: throw GradleException("Couldn't locate  task $compileKotlinTaskName")
+
+    private val attributeContainer by lazy { HierarchyAttributeContainer(target.attributes) }
+
+    override fun getAttributes(): AttributeContainer = attributeContainer
+
+    override val defaultSourceSet: KotlinSourceSet
+        get() = target.project.kotlinExtension.sourceSets.getByName(defaultSourceSetName)
+
+    override fun defaultSourceSet(configure: KotlinSourceSet.() -> Unit) = defaultSourceSet.configure()
+
+    override fun source(sourceSet: KotlinSourceSet) {
+        compilationDetails.source(sourceSet)
+    }
+
+    override fun toString(): String = "compilation '$name' ($target)"
+
+    override fun associateWith(other: KotlinCompilation<*>) {
+        compilationDetails.associateWith((other as AbstractKotlinCompilation<*>).compilationDetails)
+    }
+
+    override val associateWith: List<KotlinCompilation<*>>
+        get() = Collections.unmodifiableList(compilationDetails.associateCompilations.map { it.compilation })
+
+    override val project: Project
+        get() = target.project
+
+    override val owner: KotlinTarget
+        get() = target
+
+    override val allKotlinSourceSets: Set<KotlinSourceSet>
+        get() = compilationDetails.directlyIncludedKotlinSourceSets.withDependsOnClosure
+
+    override val relatedConfigurationNames: List<String>
+        get() = compilationDetails.kotlinDependenciesHolder.relatedConfigurationNames + compileDependencyConfigurationName
+}

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/AbstractKotlinCompilationToRunnableFiles.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.gradle.plugin.mpp
+
+import org.gradle.api.file.FileCollection
+import org.jetbrains.kotlin.gradle.dsl.KotlinCommonOptions
+import org.jetbrains.kotlin.gradle.plugin.KotlinCompilationToRunnableFiles
+
+abstract class AbstractKotlinCompilationToRunnableFiles<T : KotlinCommonOptions>(
+    override val compilationDetails: CompilationDetailsWithRuntime<T>,
+) : AbstractKotlinCompilation<T>(compilationDetails),
+    KotlinCompilationToRunnableFiles<T> {
+
+    final override val runtimeDependencyConfigurationName: String get() = compilationDetails.runtimeDependencyFilesHolder.dependencyConfigurationName
+    final override var runtimeDependencyFiles: FileCollection
+        get() = compilationDetails.runtimeDependencyFilesHolder.dependencyFiles
+        set(value) {
+            compilationDetails.runtimeDependencyFilesHolder.dependencyFiles = value
+        }
+
+    override val relatedConfigurationNames: List<String>
+        get() = super<AbstractKotlinCompilation>.relatedConfigurationNames + runtimeDependencyConfigurationName
+}

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/kotlinCompilations.kt

@@ -5,25 +5,17 @@
 
 package org.jetbrains.kotlin.gradle.plugin.mpp
 
-import org.gradle.api.Action
-import org.gradle.api.GradleException
 import org.gradle.api.Project
 import org.gradle.api.Task
-import org.gradle.api.attributes.AttributeContainer
 import org.gradle.api.execution.TaskExecutionListener
-import org.gradle.api.file.FileCollection
 import org.gradle.api.plugins.ExtraPropertiesExtension
 import org.gradle.api.provider.Property
-import org.gradle.api.tasks.TaskProvider
 import org.gradle.api.tasks.TaskState
 import org.jetbrains.kotlin.gradle.dsl.*
 import org.jetbrains.kotlin.gradle.plugin.*
 import org.jetbrains.kotlin.gradle.plugin.mpp.pm20.*
-import org.jetbrains.kotlin.gradle.plugin.sources.withDependsOnClosure
 import org.jetbrains.kotlin.gradle.tasks.AbstractKotlinCompile
-import org.jetbrains.kotlin.gradle.tasks.locateTask
 import org.jetbrains.kotlin.gradle.utils.*
-import org.jetbrains.kotlin.project.model.LanguageSettings
 import org.jetbrains.kotlin.tooling.core.closure
 import java.util.*
 import java.util.concurrent.Callable
@@ -42,104 +34,6 @@ internal fun KotlinCompilation<*>.isTest(): Boolean =
  */
 internal val KotlinCompilation<*>.kotlinSourceSetsIncludingDefault: Set<KotlinSourceSet> get() = kotlinSourceSets + defaultSourceSet
 
-abstract class AbstractKotlinCompilation<T : KotlinCommonOptions>(
-    internal open val compilationDetails: CompilationDetails<T>,
-) : KotlinCompilation<T>,
-    HasKotlinDependencies,
-    KotlinCompilationData<T> {
-
-    //region HasKotlinDependencies delegation: delegate members manually for better control and prevention of accidental overrides
-    private val kotlinDependenciesHolder get() = compilationDetails.kotlinDependenciesHolder
-    override val apiConfigurationName: String get() = kotlinDependenciesHolder.apiConfigurationName
-    override val implementationConfigurationName: String get() = kotlinDependenciesHolder.implementationConfigurationName
-    override val compileOnlyConfigurationName: String get() = kotlinDependenciesHolder.compileOnlyConfigurationName
-    override val runtimeOnlyConfigurationName: String get() = kotlinDependenciesHolder.runtimeOnlyConfigurationName
-    final override fun dependencies(configure: KotlinDependencyHandler.() -> Unit) = kotlinDependenciesHolder.dependencies(configure)
-    final override fun dependencies(configure: Action<KotlinDependencyHandler>) = dependencies { configure.execute(this) }
-    //endregion
-
-    //region KotlinCompilationData delegation: delegate members manually for better control and prevention of accidental overrides
-    private val compilationData get() = compilationDetails.compilationData
-    override val compileAllTaskName: String get() = compilationData.compileAllTaskName
-    final override val compilationPurpose: String get() = compilationData.compilationPurpose
-    final override val compilationClassifier: String? get() = compilationData.compilationClassifier
-    final override val languageSettings: LanguageSettings get() = compilationData.languageSettings
-    final override val ownModuleName: String get() = compilationData.ownModuleName
-    final override val moduleName: String get() = compilationData.moduleName
-    final override val friendPaths: Iterable<FileCollection> get() = compilationData.friendPaths
-    final override val platformType: KotlinPlatformType get() = compilationData.platformType
-    final override val output: KotlinCompilationOutput get() = compilationData.output
-    final override val compileKotlinTaskName: String get() = compilationData.compileKotlinTaskName
-    final override val kotlinOptions: T get() = compilationData.kotlinOptions
-    final override val kotlinSourceDirectoriesByFragmentName get() = compilationData.kotlinSourceDirectoriesByFragmentName
-    //endregion
-
-    override val target: KotlinTarget get() = compilationDetails.target
-
-    final override val compileDependencyConfigurationName: String
-        get() = compilationDetails.compileDependencyFilesHolder.dependencyConfigurationName
-
-    final override var compileDependencyFiles: FileCollection
-        get() = compilationDetails.compileDependencyFilesHolder.dependencyFiles
-        set(value) { compilationDetails.compileDependencyFilesHolder.dependencyFiles = value }
-
-    final override val kotlinSourceSets: MutableSet<KotlinSourceSet> get() =
-        when (val details = compilationDetails) {
-            is DefaultCompilationDetails -> details.directlyIncludedKotlinSourceSets // mutable in that subtype
-            // TODO deprecate mutability of this set. We shouldn't allow mutating it directly anyway;
-            else -> details.directlyIncludedKotlinSourceSets.toMutableSet()
-        }
-
-    final override val defaultSourceSetName: String get() = compilationDetails.defaultSourceSetName
-
-    final override val compilationName: String get() = compilationDetails.compilationData.compilationPurpose
-
-    override fun kotlinOptions(configure: T.() -> Unit) =
-        configure(kotlinOptions)
-
-    @Suppress("UNCHECKED_CAST")
-    override val compileKotlinTask: KotlinCompile<T>
-        get() = compileKotlinTaskProvider.get()
-
-    @Suppress("UNCHECKED_CAST")
-    override val compileKotlinTaskProvider: TaskProvider<out KotlinCompile<T>>
-        get() = target.project.locateTask(compileKotlinTaskName) ?: throw GradleException("Couldn't locate  task $compileKotlinTaskName")
-
-    private val attributeContainer by lazy { HierarchyAttributeContainer(target.attributes) }
-
-    override fun getAttributes(): AttributeContainer = attributeContainer
-
-    override val defaultSourceSet: KotlinSourceSet
-        get() = target.project.kotlinExtension.sourceSets.getByName(defaultSourceSetName)
-
-    override fun defaultSourceSet(configure: KotlinSourceSet.() -> Unit) = defaultSourceSet.configure()
-
-    override fun source(sourceSet: KotlinSourceSet) {
-        compilationDetails.source(sourceSet)
-    }
-
-    override fun toString(): String = "compilation '$name' ($target)"
-
-    override fun associateWith(other: KotlinCompilation<*>) {
-        compilationDetails.associateWith((other as AbstractKotlinCompilation<*>).compilationDetails)
-    }
-
-    override val associateWith: List<KotlinCompilation<*>>
-        get() = Collections.unmodifiableList(compilationDetails.associateCompilations.map { it.compilation })
-
-    override val project: Project
-        get() = target.project
-
-    override val owner: KotlinTarget
-        get() = target
-
-    override val allKotlinSourceSets: Set<KotlinSourceSet>
-        get() = compilationDetails.directlyIncludedKotlinSourceSets.withDependsOnClosure
-
-    override val relatedConfigurationNames: List<String>
-        get() = compilationDetails.kotlinDependenciesHolder.relatedConfigurationNames + compileDependencyConfigurationName
-}
-
 internal fun addCommonSourcesToKotlinCompileTask(
     project: Project,
     taskName: String,
@@ -184,22 +78,6 @@ internal fun addSourcesToKotlinCompileTask(
 internal val KotlinCompilation<*>.associateWithClosure: Iterable<KotlinCompilation<*>>
     get() = this.closure { it.associateWith }
 
-abstract class AbstractKotlinCompilationToRunnableFiles<T : KotlinCommonOptions>(
-    override val compilationDetails: CompilationDetailsWithRuntime<T>,
-) : AbstractKotlinCompilation<T>(compilationDetails),
-    KotlinCompilationToRunnableFiles<T> {
-
-    final override val runtimeDependencyConfigurationName: String get() = compilationDetails.runtimeDependencyFilesHolder.dependencyConfigurationName
-    final override var runtimeDependencyFiles: FileCollection
-        get() = compilationDetails.runtimeDependencyFilesHolder.dependencyFiles
-        set(value) {
-            compilationDetails.runtimeDependencyFilesHolder.dependencyFiles = value
-        }
-
-    override val relatedConfigurationNames: List<String>
-        get() = super<AbstractKotlinCompilation>.relatedConfigurationNames + runtimeDependencyConfigurationName
-}
-
 internal fun KotlinCompilation<*>.disambiguateName(simpleName: String): String {
     return lowerCamelCaseName(
         target.disambiguationClassifier,