From ed1a9eeb235fefc1cd21c919af3b73e29f2414ac Mon Sep 17 00:00:00 2001
From: James Talmage <james@talmage.io>
Date: Wed, 16 Dec 2015 11:34:50 -0500
Subject: [PATCH] write to the cache async?

---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 3243153c6..19151be99 100755
--- a/index.js
+++ b/index.js
@@ -175,7 +175,7 @@ NYC.prototype._wrapRequire = function () {
       return fs.readFileSync(cacheFilePath, 'utf8')
     } catch (e) {
       var instrumented = _this.instrumenter().instrumentSync(code, './' + relFile)
-      fs.writeFileSync(cacheFilePath, instrumented)
+      fs.writeFile(cacheFilePath, instrumented)
       return instrumented
     }
   })