Revert changes to using Gradle Kotlin DSL

junit-jupiter-api/junit-jupiter-api.gradle

@@ -0,0 +1,32 @@
+dependencies {
+ api("org.opentest4j:opentest4j:${ota4jVersion}")
+ api(project(":junit-platform-commons"))
+ compileOnly("org.jetbrains.kotlin:kotlin-stdlib")
+}
+
+jar {
+ manifest {
+ attributes(
+ 'Automatic-Module-Name': 'org.junit.jupiter.api'
+ )
+ }
+}
+
+configurations {
+ apiElements {
+ /*
+ * Needed to configure kotlin to work correctly with the "java-library" plugin.
+ * See:
+ * https://docs.gradle.org/current/userguide/java_library_plugin.html#sec:java_library_known_issues
+ * https://youtrack.jetbrains.com/issue/KT-18497
+ */
+ outgoing
+ .variants
+ .getByName("classes")
+ .artifact(
+ "file" : compileKotlin.destinationDir,
+ "type" : "java-classes-directory",
+ "builtBy" : compileKotlin
+ )
+ }
+}

settings.gradle

@@ -21,8 +21,5 @@ include 'platform-tests'
 // based on the project name
 rootProject.children.each { project ->
  project.buildFileName = "${project.name}.gradle"
- if (!project.buildFile.isFile()) {
- project.buildFileName = "${project.name}.gradle.kts"
- }
  assert project.buildFile.isFile()
 }