From 9b593ec8f2ea569fd33196fd75315fbe7a6bd23e Mon Sep 17 00:00:00 2001
From: Wesley Wigham <t-weswig@microsoft.com>
Date: Mon, 8 Aug 2016 16:10:10 -0700
Subject: [PATCH] Start extension search from config location preferentially to
 current directory

---
 src/compiler/extensions.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/compiler/extensions.ts b/src/compiler/extensions.ts
index 071d3e7f3ec3d..8f2d07b3d7af7 100644
--- a/src/compiler/extensions.ts
+++ b/src/compiler/extensions.ts
@@ -114,10 +114,10 @@ namespace ts {
         return cache;
 
         function resolveExtensionNames(): Map<string> {
-            const currentDirectory = host.getCurrentDirectory ? host.getCurrentDirectory() : "";
+            const basePath = options.configFilePath || combinePaths(host.getCurrentDirectory ? host.getCurrentDirectory() : "", "tsconfig.json");
             const extMap: Map<string> = {};
             forEach(extensionNames, name => {
-                const resolved = resolveModuleName(name, combinePaths(currentDirectory, "tsconfig.json"), options, host, /*loadJs*/true).resolvedModule;
+                const resolved = resolveModuleName(name, basePath, options, host, /*loadJs*/true).resolvedModule;
                 if (resolved) {
                     extMap[name] = resolved.resolvedFileName;
                 }