JS frontend: added diagnostic about secondary constructors not supported yet.

js/js.frontend/src/org/jetbrains/kotlin/js/resolve/diagnostics/DefaultErrorMessagesJs.kt

@@ -37,6 +37,7 @@ private val DIAGNOSTIC_FACTORY_TO_RENDERER by Delegates.lazy {
         put(ErrorsJs.NOT_SUPPORTED, "Cannot translate (not supported yet): ''{0}''", RenderFirstLineOfElementText)
         put(ErrorsJs.REFERENCE_TO_BUILTIN_MEMBERS_NOT_SUPPORTED, "Callable references for builtin members are not supported yet: ''{0}''", RenderFirstLineOfElementText)
         put(ErrorsJs.NON_TOPLEVEL_CLASS_DECLARATION, "Non-toplevel {0} declarations not supported yet", Renderers.STRING)
+        put(ErrorsJs.SECONDARY_CONSTRUCTOR, "Secondary constructors not supported yet")
 
 
         this

js/js.frontend/src/org/jetbrains/kotlin/js/resolve/diagnostics/ErrorsJs.java

@@ -43,6 +43,7 @@ public interface ErrorsJs {
     DiagnosticFactory1<JetElement, JetElement> NOT_SUPPORTED = DiagnosticFactory1.create(ERROR, DEFAULT);
     DiagnosticFactory1<JetElement, JetElement> REFERENCE_TO_BUILTIN_MEMBERS_NOT_SUPPORTED = DiagnosticFactory1.create(ERROR, DEFAULT);
     DiagnosticFactory1<JetNamedDeclaration, String> NON_TOPLEVEL_CLASS_DECLARATION = DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
+    DiagnosticFactory0<JetNamedDeclaration> SECONDARY_CONSTRUCTOR = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE_OR_DEFAULT);
 
     @SuppressWarnings("UnusedDeclaration")
     Object _initializer = new Object() {

js/js.frontend/src/org/jetbrains/kotlin/js/resolve/unsupportedFeatureCheckers.kt

@@ -34,6 +34,12 @@ class ClassDeclarationChecker : DeclarationChecker {
 
         if (declaration !is JetClassOrObject || declaration is JetObjectDeclaration || declaration is JetEnumEntry) return
 
+        if (declaration is JetClass) {
+            declaration.getSecondaryConstructors().forEach {
+                diagnosticHolder.report(ErrorsJs.SECONDARY_CONSTRUCTOR.on(it))
+            }
+        }
+
         // hack to avoid to get diagnostics when compile kotlin builtins
         val fqNameUnsafe = DescriptorUtils.getFqName(descriptor)
         if (fqNameUnsafe.asString().startsWith("kotlin.")) return