From 4838eff2d7b0833c62b6e9e667fd3d5e006cf070 Mon Sep 17 00:00:00 2001
From: Yui T <yuisu@microsoft.com>
Date: Mon, 29 May 2017 20:37:01 -0700
Subject: [PATCH] "function" without followed by "(" should be considered as
 Global function type

---
 src/compiler/checker.ts | 1 +
 src/compiler/parser.ts  | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 125e492cc39..9ff1c4b41b9 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -6855,6 +6855,7 @@ namespace ts {
                     case "Object":
                         return anyType;
                     case "Function":
+                    case "function":
                         return globalFunctionType;
                     case "Array":
                     case "array":
diff --git a/src/compiler/parser.ts b/src/compiler/parser.ts
index 07d4a9ada41..04d70639e12 100644
--- a/src/compiler/parser.ts
+++ b/src/compiler/parser.ts
@@ -6075,7 +6075,10 @@ namespace ts {
                     case SyntaxKind.OpenBraceToken:
                         return parseJSDocRecordType();
                     case SyntaxKind.FunctionKeyword:
-                        return parseJSDocFunctionType();
+                        if (lookAhead(nextTokenIsOpenParen)) {
+                            return parseJSDocFunctionType();
+                        }
+                        break;
                     case SyntaxKind.DotDotDotToken:
                         return parseJSDocVariadicType();
                     case SyntaxKind.NewKeyword: