From 5ab5338574de82803ef1acb7174eb6ca689f9857 Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Thu, 10 Dec 2015 13:55:57 -0800
Subject: [PATCH] Fix declaration emitter scoping issue for type parameter
 constraints

---
 src/compiler/declarationEmitter.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/compiler/declarationEmitter.ts b/src/compiler/declarationEmitter.ts
index 6e09a398ea6..3348b51dff7 100644
--- a/src/compiler/declarationEmitter.ts
+++ b/src/compiler/declarationEmitter.ts
@@ -1309,6 +1309,9 @@ namespace ts {
         }
 
         function emitSignatureDeclaration(node: SignatureDeclaration) {
+            const prevEnclosingDeclaration = enclosingDeclaration;
+            enclosingDeclaration = node;
+
             // Construct signature or constructor type write new Signature
             if (node.kind === SyntaxKind.ConstructSignature || node.kind === SyntaxKind.ConstructorType) {
                 write("new ");
@@ -1321,9 +1324,6 @@ namespace ts {
                 write("(");
             }
 
-            const prevEnclosingDeclaration = enclosingDeclaration;
-            enclosingDeclaration = node;
-
             // Parameters
             emitCommaList(node.parameters, emitParameterDeclaration);