getNonConfiguredModules(project, configurator) excludes modules already configured with other configurators

#KT-16381 Fixed

idea/src/org/jetbrains/kotlin/idea/configuration/ConfigureKotlinInProjectUtils.kt

@@ -130,10 +130,14 @@ fun allConfigurators() = Extensions.getExtensions(KotlinProjectConfigurator.EP_N
 
 fun getNonConfiguredModules(project: Project, configurator: KotlinProjectConfigurator): List<Module> {
     return project.allModules()
-            .filter { module -> configurator.getStatus(module) == ConfigureKotlinStatus.CAN_BE_CONFIGURED }
+            .filter { module -> configurator.canConfigure(module) }
             .excludeSourceRootModules()
 }
 
+private fun KotlinProjectConfigurator.canConfigure(module: Module) =
+        getStatus(module) == ConfigureKotlinStatus.CAN_BE_CONFIGURED &&
+        (allConfigurators().toList() - this).none { it.getStatus(module) == ConfigureKotlinStatus.CONFIGURED }
+
 fun Collection<Module>.excludeSourceRootModules(): List<Module> {
     val pathMap = buildExternalPathMap()
     return filter { it.externalProjectId == null || it.externalProjectPath == null } + pathMap.values

idea/tests/org/jetbrains/kotlin/idea/configuration/ConfigureKotlinTest.java

@@ -98,10 +98,12 @@ public class ConfigureKotlinTest extends AbstractConfigureKotlinTest {
 
     public void testTwoModulesWithNonDefaultPath_doNotCopyInDefault() throws IOException {
         doTestConfigureModulesWithNonDefaultSetup(JAVA_CONFIGURATOR);
+        assertEmpty(ConfigureKotlinInProjectUtilsKt.getNonConfiguredModules(myProject, JS_CONFIGURATOR));
     }
 
     public void testTwoModulesWithJSNonDefaultPath_doNotCopyInDefault() throws IOException {
         doTestConfigureModulesWithNonDefaultSetup(JS_CONFIGURATOR);
+        assertEmpty(ConfigureKotlinInProjectUtilsKt.getNonConfiguredModules(myProject, JAVA_CONFIGURATOR));
     }
 
     public void testNewLibrary_jarExists_js() {