Ignore compatibility metadata variant if HMPP is enabled

Kotlin · Aug 22, 2022 · 843df6e · 843df6e
1 parent e9e95f6
commit 843df6e
Showing 1 changed file with 16 additions and 1 deletion.
diff --git a/...s/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/kotlin/kotlinClasspathUtils.kt b/...s/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/kotlin/kotlinClasspathUtils.kt
@@ -6,13 +6,28 @@ import org.jetbrains.dokka.gradle.isAndroidTarget
 import org.jetbrains.dokka.utilities.cast
 import org.jetbrains.kotlin.gradle.plugin.KotlinSourceSet
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeCompilation
+import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinCommonCompilation
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
+val Project.isHMPPEnabled
+    // [KotlinCommonCompilation.isKlibCompilation] is internal, so we use this
+    get() = (this.findProperty("kotlin.mpp.enableGranularSourceSetsMetadata") as? String)?.toBoolean() ?: false
+
 internal fun Project.classpathOf(sourceSet: KotlinSourceSet): FileCollection {
     val compilations = compilationsOf(sourceSet)
     return if (compilations.isNotEmpty()) {
         compilations
-            .map { compilation -> compileClasspathOf(compilation) }
+            .mapNotNull { compilation ->
+                /**
+                 * If the project has enabled Compatibility Metadata Variant (produces legacy variant),
+                 * we don't touch it due to some dependant library
+                 * might be published without Compatibility Metadata Variant.
+                 * Dokka needs only HMPP variant
+                 * Ignore [org.jetbrains.kotlin.gradle.plugin.mpp.KotlinCommonCompilation]  for `commonMain`  sourceSet with name `main`
+                 */
+                if (isHMPPEnabled && compilation is KotlinCommonCompilation && compilation.name == "main") null
+                else compileClasspathOf(compilation)
+            }
             .reduce { acc, fileCollection -> acc + fileCollection }
     } else {
         sourceSet.withAllDependentSourceSets()