From 752d0f62f077e9421434301618dd659cf5830297 Mon Sep 17 00:00:00 2001
From: Alex Kocharin <alex@kocharin.ru>
Date: Mon, 31 Mar 2014 04:32:11 +0000
Subject: [PATCH] make fs-ext optional

---
 lib/local-fs.js | 11 ++++++++++-
 package.yaml    |  4 +++-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/lib/local-fs.js b/lib/local-fs.js
index 59ed91fa2..678494b11 100644
--- a/lib/local-fs.js
+++ b/lib/local-fs.js
@@ -1,10 +1,19 @@
 var fs = require('fs')
-  , fsExt = require('fs-ext')
   , Path = require('path')
   , mkdirp = require('mkdirp')
   , mystreams = require('./streams')
   , FSError = require('./error').FSError
 
+try {
+	var fsExt = require('fs-ext')
+} catch(e) {
+	fsExt = {
+		flock: function() {
+			arguments[arguments.length-1]()
+		}
+	}
+}
+
 function write(dest, data, cb) {
 	var safe_write = function(cb) {
 		var tmpname = dest + '.tmp' + String(Math.random()).substr(2)
diff --git a/package.yaml b/package.yaml
index b9c5b4e73..792cecf76 100644
--- a/package.yaml
+++ b/package.yaml
@@ -27,9 +27,11 @@ dependencies:
   semver: '>= 2.2.1'
   minimatch: '>= 0.2.14'
   bunyan: '>= 0.22.1'
-  fs-ext: '>= 0.3.2'
   mkdirp: '>= 0.3.5'
 
+optionalDependencies:
+  fs-ext: '>= 0.3.2'
+
 devDependencies:
   rimraf: '>= 2.2.5'
   mocha: '>= 1.17.0'