From f6ca10565d8fb0a9737b687b85e14ee94ad244d7 Mon Sep 17 00:00:00 2001
From: Andy <anhans@microsoft.com>
Date: Mon, 8 Oct 2018 17:09:48 -0700
Subject: [PATCH] Fix bug: Ensure JSDoc type range is valid (#27343)

---
 src/compiler/parser.ts                 |  2 +-
 tests/cases/fourslash/editJsdocType.ts | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 tests/cases/fourslash/editJsdocType.ts

diff --git a/src/compiler/parser.ts b/src/compiler/parser.ts
index 056edccdbd200..51e56bbdd98a1 100644
--- a/src/compiler/parser.ts
+++ b/src/compiler/parser.ts
@@ -6308,7 +6308,7 @@ namespace ts {
 
             // Parses out a JSDoc type expression.
             export function parseJSDocTypeExpression(mayOmitBraces?: boolean): JSDocTypeExpression {
-                const result = <JSDocTypeExpression>createNode(SyntaxKind.JSDocTypeExpression, scanner.getTokenPos());
+                const result = <JSDocTypeExpression>createNode(SyntaxKind.JSDocTypeExpression);
 
                 const hasBrace = (mayOmitBraces ? parseOptional : parseExpected)(SyntaxKind.OpenBraceToken);
                 result.type = doInsideOfContext(NodeFlags.JSDoc, parseJSDocType);
diff --git a/tests/cases/fourslash/editJsdocType.ts b/tests/cases/fourslash/editJsdocType.ts
new file mode 100644
index 0000000000000..4e5de6c5daf4b
--- /dev/null
+++ b/tests/cases/fourslash/editJsdocType.ts
@@ -0,0 +1,13 @@
+/// <reference path='fourslash.ts' />
+
+// @allowJs: true
+// @noLib: true
+
+// @Filename: /a.js
+/////** @type/**/ */
+////const x = 0;
+
+goTo.marker();
+verify.quickInfoIs("");
+edit.insert(" ");
+verify.quickInfoIs("");