From 76aae8ce4235afbd2b79f99ee72698d75b40564f Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Tue, 9 Apr 2013 08:35:05 -0700
Subject: [PATCH] Escape path separator when using it as part of a regexp.
 [closes #233]

Former-commit-id: 95d28187ee573ecc26e44f30cb5fb7457877dd06
---
 build.js             | 5 +----
 build/minify.js      | 2 +-
 build/mkdirp-sync.js | 2 +-
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/build.js b/build.js
index 7c4635797..ab1e04f8a 100755
--- a/build.js
+++ b/build.js
@@ -25,7 +25,7 @@
   var push = arrayRef.push;
 
   /** Used to detect the Node.js executable in command-line arguments */
-  var reNode = RegExp('(?:^|' + path.sep + ')node(?:\\.exe)?$');
+  var reNode = RegExp('(?:^|' + path.sep.replace(/[.*+?^${}()|[\]\\]/g, '\\$&') + ')node(?:\\.exe)?$');
 
   /** Shortcut used to convert array-like objects to arrays */
   var slice = arrayRef.slice;
@@ -291,9 +291,6 @@
     'node'
   ];
 
-  /** Add `path.sep` for older versions of Node.js */
-  path.sep || (path.sep = process.platform == 'win32' ? '\\' : '/');
-
   /*--------------------------------------------------------------------------*/
 
   /**
diff --git a/build/minify.js b/build/minify.js
index 88acedb21..50e421424 100755
--- a/build/minify.js
+++ b/build/minify.js
@@ -47,7 +47,7 @@
   var mediaType = 'application/vnd.github.v3.raw';
 
   /** Used to detect the Node.js executable in command-line arguments */
-  var reNode = RegExp('(?:^|' + path.sep + ')node(?:\\.exe)?$');
+  var reNode = RegExp('(?:^|' + path.sep.replace(/[.*+?^${}()|[\]\\]/g, '\\$&') + ')node(?:\\.exe)?$');
 
   /** Used to reference parts of the blob href */
   var location = (function() {
diff --git a/build/mkdirp-sync.js b/build/mkdirp-sync.js
index 19e0f915d..766cbb6a9 100755
--- a/build/mkdirp-sync.js
+++ b/build/mkdirp-sync.js
@@ -22,7 +22,7 @@
     var sep = path.sep;
 
     // ensure relative paths are prefixed with `./`
-    if (!RegExp('^\\.?' + sep).test(dirname)) {
+    if (!RegExp('^\\.?' + sep.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')).test(dirname)) {
       dirname = '.' + sep + dirname;
     }
     dirname.split(sep).reduce(function(currPath, segment) {