[Gradle, JS] Use property for webpack entry

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2020 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.
  */
 
@@ -108,7 +108,7 @@ internal class KotlinProjectNpmResolver(
             byCompilation[compilation] ?: listOf()
 
         init {
-            projectNpmResolver.project.tasks.implementing(RequiresNpmDependencies::class).forEach { task ->
+            projectNpmResolver.project.tasks.implementing(RequiresNpmDependencies::class).configureEach { task ->
                 if (task.enabled) {
                     addTaskRequirements(task as RequiresNpmDependencies)
                     task.dependsOn(projectNpmResolver[task.compilation].packageJsonTaskHolder)

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/subtargets/KotlinBrowserJs.kt

@@ -132,13 +132,12 @@ open class KotlinBrowserJs @Inject constructor(target: KotlinJsTarget) :
                         KotlinJsBinaryType.DEVELOPMENT -> devDceTaskProvider
                     }
 
-                    // Breaking of Task Configuration Avoidance is not so critical
+                    it.entryProperty.set(
-                    // because this task is dependent on DCE task
+                        actualDceTaskProvider.map {
-                    it.entry = actualDceTaskProvider.get()
+                            it.destinationDir
-                        .destinationDir
+                                .resolve(compileKotlinTask.outputFile.name)
-                        .resolve(compileKotlinTask.outputFile.name)
+                        }
-
+                    )
-                    it.dependsOn(actualDceTaskProvider)
 
                     it.resolveFromModulesFirst = true
 
@@ -208,13 +207,12 @@ open class KotlinBrowserJs @Inject constructor(target: KotlinJsTarget) :
                         KotlinJsBinaryType.DEVELOPMENT -> devDceTaskProvider
                     }
 
-                    // Breaking of Task Configuration Avoidance is not so critical
+                    it.entryProperty.set(
-                    // because this task is dependent on DCE task
+                        actualDceTaskProvider.map {
-                    it.entry = actualDceTaskProvider.get()
+                            it.destinationDir
-                        .destinationDir
+                                .resolve(compileKotlinTask.outputFile.name)
-                        .resolve(compileKotlinTask.outputFile.name)
+                        }
-
+                    )
-                    it.dependsOn(actualDceTaskProvider)
 
                     commonWebpackConfigurations.forEach { configure ->
                         it.configure()

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/webpack/KotlinWebpack.kt

@@ -10,6 +10,7 @@ import org.gradle.api.Incubating
 import org.gradle.api.file.FileCollection
 import org.gradle.api.internal.file.FileResolver
 import org.gradle.api.plugins.BasePluginConvention
+import org.gradle.api.provider.Property
 import org.gradle.api.tasks.*
 import org.gradle.deployment.internal.Deployment
 import org.gradle.deployment.internal.DeploymentHandle
@@ -24,6 +25,7 @@ import org.jetbrains.kotlin.gradle.targets.js.npm.npmProject
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpackConfig.Mode
 import org.jetbrains.kotlin.gradle.testing.internal.reportsDir
 import org.jetbrains.kotlin.gradle.utils.injected
+import org.jetbrains.kotlin.gradle.utils.newProperty
 import org.jetbrains.kotlin.gradle.utils.property
 import java.io.File
 import javax.inject.Inject
@@ -53,9 +55,16 @@ open class KotlinWebpack : DefaultTask(), RequiresNpmDependencies {
     @Input
     var mode: Mode = Mode.DEVELOPMENT
 
+    @get:Internal
+    var entry: File
+        get() = entryProperty.get()
+        set(value) {
+            entryProperty.set(value)
+        }
+
     @get:PathSensitive(PathSensitivity.ABSOLUTE)
     @get:InputFile
-    var entry: File by property {
+    val entryProperty: Property<File> = project.newProperty {
         compilation.compileKotlinTask.outputFile
     }