From c123208784dec9632e921ca61a087c8e9377bb51 Mon Sep 17 00:00:00 2001
From: Dirk Baeumer <dirkb@microsoft.com>
Date: Thu, 26 Mar 2015 15:33:15 +0100
Subject: [PATCH] fixes #2507 - bad formatting for formatonkey if
 convertTabsToSpaces === false

---
 src/server/session.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/server/session.ts b/src/server/session.ts
index 80831e692844f..a58b47f566fb3 100644
--- a/src/server/session.ts
+++ b/src/server/session.ts
@@ -495,6 +495,9 @@ module ts.server {
                                 if (lineText.charAt(i) == " ") {
                                     indentPosition--;
                                 }
+                                else if (lineText.charAt(i) == "\t") {
+                                    indentPosition -= editorOptions.IndentSize;
+                                }
                                 else {
                                     break;
                                 }