From 5c239fa64cbda1c30ee531dec1fbf53d33ffd96a Mon Sep 17 00:00:00 2001
From: Andy <anhans@microsoft.com>
Date: Tue, 26 Sep 2017 12:52:35 -0700
Subject: [PATCH] Remove redundant handler for JSDocComment in
 `checkSourceElement` (#18771)

---
 src/compiler/checker.ts | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 18232280730..d89247b70f9 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -19789,14 +19789,6 @@ namespace ts {
             }
         }
 
-        function checkJSDocComment(node: JSDoc) {
-            if ((node as JSDoc).tags) {
-                for (const tag of (node as JSDoc).tags) {
-                    checkSourceElement(tag);
-                }
-            }
-        }
-
         function checkFunctionOrMethodDeclaration(node: FunctionDeclaration | MethodDeclaration): void {
             checkDecorators(node);
             checkSignatureDeclaration(node);
@@ -22432,8 +22424,8 @@ namespace ts {
             }
 
             if (isInJavaScriptFile(node) && (node as JSDocContainer).jsDoc) {
-                for (const jsdoc of (node as JSDocContainer).jsDoc) {
-                    checkJSDocComment(jsdoc);
+                for (const { tags } of (node as JSDocContainer).jsDoc) {
+                    forEach(tags, checkSourceElement);
                 }
             }
 
@@ -22493,8 +22485,6 @@ namespace ts {
                     return checkSourceElement((<ParenthesizedTypeNode | TypeOperatorNode>node).type);
                 case SyntaxKind.JSDocTypedefTag:
                     return checkJSDocTypedefTag(node as JSDocTypedefTag);
-                case SyntaxKind.JSDocComment:
-                    return checkJSDocComment(node as JSDoc);
                 case SyntaxKind.JSDocParameterTag:
                     return checkSourceElement((node as JSDocParameterTag).typeExpression);
                 case SyntaxKind.JSDocFunctionType: