diff --git a/src/compiler/emitter.ts b/src/compiler/emitter.ts
index 1bd4b90f333..39c5e5466b5 100644
--- a/src/compiler/emitter.ts
+++ b/src/compiler/emitter.ts
@@ -4867,9 +4867,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, Promi
             }
             
             function emitSerializedTypeNode(node: TypeNode) {
-                
-                if(!node) {
-                    return; //don't write anything on the stream when type is not defined
+                if (!node) {
+                    return;
                 }
                 
                 switch (node.kind) {
diff --git a/tests/cases/compiler/emitVoid0ReturnType.ts b/tests/cases/compiler/decoratorMetadataForMethodWithNoReturnTypeAnnotation01.ts
similarity index 100%
rename from tests/cases/compiler/emitVoid0ReturnType.ts
rename to tests/cases/compiler/decoratorMetadataForMethodWithNoReturnTypeAnnotation01.ts