Generate JS source maps for object instance function

js/js.tests/test/org/jetbrains/kotlin/js/test/JsLineNumberTestGenerated.java

@@ -78,6 +78,12 @@ public class JsLineNumberTestGenerated extends AbstractJsLineNumberTest {
         doTest(fileName);
     }
 
+    @TestMetadata("objectInstanceFunction.kt")
+    public void testObjectInstanceFunction() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("js/js.translator/testData/lineNumbers/objectInstanceFunction.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("optionalArgs.kt")
     public void testOptionalArgs() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("js/js.translator/testData/lineNumbers/optionalArgs.kt");

js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/ClassTranslator.kt

@@ -456,19 +456,20 @@ class ClassTranslator private constructor(
         instanceFun.name = context().getNameForObjectInstance(descriptor)
 
         if (enumInitializerName != null) {
-            instanceFun.body.statements += JsInvocation(pureFqn(enumInitializerName, null)).makeStmt()
+            instanceFun.body.statements += JsInvocation(pureFqn(enumInitializerName, null)).source(classDeclaration).makeStmt()
         }
         if (descriptor.kind != ClassKind.ENUM_ENTRY) {
             val instanceCreatedCondition = JsAstUtils.equality(cachedInstanceName.makeRef(), JsNullLiteral())
+                    .source(classDeclaration)
             val instanceCreationBlock = JsBlock()
             val instanceCreatedGuard = JsIf(instanceCreatedCondition, instanceCreationBlock)
             instanceFun.body.statements += instanceCreatedGuard
 
             val objectRef = context().getInnerReference(descriptor)
-            instanceCreationBlock.statements += JsNew(objectRef).makeStmt()
+            instanceCreationBlock.statements += JsNew(objectRef).source(classDeclaration).makeStmt()
         }
 
-        instanceFun.body.statements += JsReturn(cachedInstanceName.makeRef())
+        instanceFun.body.statements += JsReturn(cachedInstanceName.makeRef().source(classDeclaration))
 
         context().addDeclarationStatement(instanceFun.makeStmt())
     }

js/js.translator/testData/lineNumbers/multipleReferences.kt

@@ -12,4 +12,4 @@ object O {
     val y = 23
 }
 
-// LINES: 2 3 4 6 7 8 11 12
+// LINES: 2 3 4 6 7 8 11 12 * 11 11 11

js/js.translator/testData/lineNumbers/objectInstanceFunction.kt

@@ -0,0 +1,7 @@
+object O
+
+fun foo() {
+    println("foo")
+}
+
+// LINES: 1 * 1 1 1 4

js/js.translator/testData/lineNumbers/syntheticCodeInConstructors.kt

@@ -25,4 +25,4 @@ class C : A {
             )
 }
 
-// LINES: 1 3 * 10 11 * 15 16 17 14 19 15 22 23 24 22
+// LINES: 1 3 * 1 1 1 * 10 11 * 15 16 17 14 19 15 22 23 24 22

js/js.translator/testData/lineNumbers/syntheticCodeInEnums.kt

@@ -8,4 +8,4 @@ enum class E {
     }
 }
 
-// LINES: 1 1 1 1 2 3 4 * 2 2 * 3 3 4 4 6 * 1 * 1 1 1 1 1 1
+// LINES: 1 1 1 1 2 3 4 * 2 2 * 3 3 4 4 6 * 4 4 * 1 * 1 1 1 1 1 1