[Gradle, JS] Make yarn working without downloading

^KT-32071 fixed

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmApi.kt

@@ -35,7 +35,8 @@ interface NpmApi {
         services: ServiceRegistry,
         logger: Logger,
         nodeJs: NodeJsRootExtension,
-        yarnHome: File,
+        command: String,
+        isStandalone: Boolean,
         npmProjects: Collection<KotlinCompilationNpmResolution>,
         cliArgs: List<String>
     )

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/resolver/KotlinRootNpmResolver.kt

@@ -230,11 +230,13 @@ internal class KotlinRootNpmResolver internal constructor(
                     .values
                     .flatMap { it.npmProjects }
 
+                val yarnConfigured = yarn.requireConfigured()
                 nodeJs.packageManager.resolveRootProject(
                     services,
                     logger,
                     nodeJs,
-                    yarn.requireConfigured().home,
+                    yarnConfigured.executable,
+                    yarnConfigured.standalone,
                     allNpmPackages,
                     args
                 )

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/yarn/Yarn.kt

@@ -51,7 +51,8 @@ class Yarn : NpmApi {
         services: ServiceRegistry,
         logger: Logger,
         nodeJs: NodeJsRootExtension,
-        yarnHome: File,
+        command: String,
+        isStandalone: Boolean,
         npmProjects: Collection<KotlinCompilationNpmResolution>,
         cliArgs: List<String>
     ) {
@@ -60,7 +61,8 @@ class Yarn : NpmApi {
                 services,
                 logger,
                 nodeJs,
-                yarnHome,
+                command,
+                isStandalone,
                 npmProjects,
                 cliArgs
             )

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/yarn/YarnBasics.kt

@@ -6,12 +6,10 @@
 package org.jetbrains.kotlin.gradle.targets.js.yarn
 
 import org.gradle.api.Project
-import org.gradle.api.internal.project.ProjectInternal
 import org.gradle.api.logging.Logger
 import org.gradle.internal.service.ServiceRegistry
 import org.jetbrains.kotlin.gradle.internal.execWithProgress
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootExtension
-import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootPlugin
 import org.jetbrains.kotlin.gradle.targets.js.npm.NpmApi
 import org.jetbrains.kotlin.gradle.targets.js.npm.NpmDependency
 import org.jetbrains.kotlin.gradle.targets.js.npm.NpmDependency.Scope.PEER
@@ -31,16 +29,24 @@ abstract class YarnBasics : NpmApi {
         services: ServiceRegistry,
         logger: Logger,
         nodeJs: NodeJsRootExtension,
-        yarnHome: File,
+        command: String,
+        isStandalone: Boolean,
         dir: File,
         description: String,
         args: List<String>
     ) {
         services.execWithProgress(description) { exec ->
-            exec.executable = nodeJs.requireConfigured().nodeExecutable
-            exec.args = listOf(yarnHome.resolve("bin/yarn.js").absolutePath) +
-                    args +
+            val arguments = args +
                     if (logger.isDebugEnabled) "--verbose" else ""
+
+            if (isStandalone) {
+                exec.executable = command
+                exec.args = arguments
+            } else {
+                exec.executable = nodeJs.requireConfigured().nodeExecutable
+                exec.args = listOf(command) + arguments
+            }
+
             exec.workingDir = dir
         }
 

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/yarn/YarnEnv.kt

@@ -12,5 +12,7 @@ data class YarnEnv(
     val downloadUrl: String,
     val cleanableStore: CleanableStore,
     val home: File,
-    val ivyDependency: String
+    val executable: String,
+    val ivyDependency: String,
+    val standalone: Boolean
 )

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/yarn/YarnRootExtension.kt

@@ -11,6 +11,7 @@ import org.gradle.api.Project
 import org.gradle.api.tasks.TaskProvider
 import org.jetbrains.kotlin.gradle.internal.ConfigurationPhaseAware
 import org.jetbrains.kotlin.gradle.logging.kotlinInfo
+import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsPlatform
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootPlugin
 import org.jetbrains.kotlin.gradle.targets.js.npm.RequiresNpmDependencies
 import org.jetbrains.kotlin.gradle.targets.js.npm.resolver.implementing
@@ -34,6 +35,10 @@ open class YarnRootExtension(
     var downloadBaseUrl by Property("https://github.com/yarnpkg/yarn/releases/download")
     var version by Property("1.22.10")
 
+    var command by Property("yarn")
+
+    var download by Property(true)
+
     val yarnSetupTaskProvider: TaskProvider<YarnSetupTask>
         get() = project.tasks
             .withType(YarnSetupTask::class.java)
@@ -77,16 +82,33 @@ open class YarnRootExtension(
     override fun finalizeConfiguration(): YarnEnv {
         val cleanableStore = CleanableStore[installationDir.path]
 
+        val isWindows = NodeJsPlatform.name == NodeJsPlatform.WIN
+
+        val home = cleanableStore["yarn-v$version"].use()
+
+        fun getExecutable(command: String, customCommand: String, windowsExtension: String): String {
+            val finalCommand = if (isWindows && customCommand == command) "$command.$windowsExtension" else customCommand
+            return if (download)
+                home
+                    .resolve("bin/yarn.js").absolutePath
+            else
+                finalCommand
+        }
         return YarnEnv(
             downloadUrl = downloadBaseUrl,
             cleanableStore = cleanableStore,
-            home = cleanableStore["yarn-v$version"].use(),
+            home = home,
+            executable = getExecutable("yarn", command, "cmd"),
+            standalone = !download,
             ivyDependency = "com.yarnpkg:yarn:$version@tar.gz"
         )
     }
 
     internal fun executeSetup() {
         NodeJsRootPlugin.apply(project).executeSetup()
+
+        if (!download) return
+
         val yarnSetupTask = yarnSetupTaskProvider.get()
         yarnSetupTask.actions.forEach {
             it.execute(yarnSetupTask)

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/yarn/YarnWorkspaces.kt

@@ -71,7 +71,8 @@ class YarnWorkspaces : YarnBasics() {
         services: ServiceRegistry,
         logger: Logger,
         nodeJs: NodeJsRootExtension,
-        yarnHome: File,
+        command: String,
+        isStandalone: Boolean,
         npmProjects: Collection<KotlinCompilationNpmResolution>,
         cliArgs: List<String>
     ) {
@@ -81,7 +82,8 @@ class YarnWorkspaces : YarnBasics() {
             services,
             logger,
             nodeJs,
-            yarnHome,
+            command,
+            isStandalone,
             nodeJsWorldDir,
             NpmApi.resolveOperationDescription("yarn"),
             cliArgs