Merge pull request #3791 from Kotlin/bobova/up-config

Update user projects config: adapt build script to new TeamCity variables

Author: woainikk

buildSrc/src/main/kotlin/CommunityProjectsBuild.kt

@@ -18,6 +18,32 @@ private val LOGGER: Logger = Logger.getLogger("Kotlin settings logger")
  * are compatible with our libraries (aka "integration testing that substitues lack of unit testing").
  */
 
+/**
+ * Should be used for running against of non-released Kotlin compiler on a system test level.
+ *
+ * @return a Kotlin API version parametrized from command line nor gradle.properties, null otherwise
+ */
+fun getOverriddenKotlinApiVersion(project: Project): String? {
+    val apiVersion = project.rootProject.properties["kotlin_api_version"] as? String
+    if (apiVersion != null) {
+        LOGGER.info("""Configured Kotlin API version: '$apiVersion' for project $${project.name}""")
+    }
+    return apiVersion
+}
+
+/**
+ * Should be used for running against of non-released Kotlin compiler on a system test level
+ *
+ * @return a Kotlin Language version parametrized from command line nor gradle.properties, null otherwise
+ */
+fun getOverriddenKotlinLanguageVersion(project: Project): String? {
+    val languageVersion = project.rootProject.properties["kotlin_language_version"] as? String
+    if (languageVersion != null) {
+        LOGGER.info("""Configured Kotlin Language version: '$languageVersion' for project ${project.name}""")
+    }
+    return languageVersion
+}
+
 /**
  * Should be used for running against of non-released Kotlin compiler on a system test level
  * Kotlin compiler artifacts are expected to be downloaded from maven central by default.

buildSrc/src/main/kotlin/configure-compilation-conventions.gradle.kts

@@ -2,16 +2,19 @@
  * Copyright 2016-2022 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
  */
 
-import org.jetbrains.kotlin.gradle.tasks.*
+import org.jetbrains.kotlin.gradle.dsl.KotlinCompile
+import org.jetbrains.kotlin.gradle.dsl.KotlinCommonOptions
 
 configure(subprojects) {
+    val project = this
     if (name in sourceless) return@configure
     apply(plugin = "kotlinx-atomicfu")
-    val projectName = name
-    tasks.withType(KotlinCompile::class).all {
+    tasks.withType<KotlinCompile<*>>().configureEach {
         val isMainTaskName = name == "compileKotlin" || name == "compileKotlinJvm"
         kotlinOptions {
-            if (isMainTaskName) {
+            languageVersion = getOverriddenKotlinLanguageVersion(project)
+            apiVersion = getOverriddenKotlinApiVersion(project)
+            if (isMainTaskName && versionsAreNotOverridden) {
                 allWarningsAsErrors = true
             }
             val newOptions =
@@ -23,3 +26,6 @@ configure(subprojects) {
         }
     }
 }
+
+val KotlinCommonOptions.versionsAreNotOverridden: Boolean
+    get() = languageVersion == null && apiVersion == null