From 43d0c8a2a1558c1f0f922765eed711653be7e5e2 Mon Sep 17 00:00:00 2001
From: Kevin Sawicki <kevin@github.com>
Date: Fri, 18 Jan 2013 09:14:14 -0800
Subject: [PATCH] Perform extension test once

This does not need to be computed on each path since
file isn't changing between paths visited
---
 src/stdlib/require.coffee | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/stdlib/require.coffee b/src/stdlib/require.coffee
index 14b1a0506..1076bcc49 100644
--- a/src/stdlib/require.coffee
+++ b/src/stdlib/require.coffee
@@ -82,9 +82,10 @@ resolve = (name, {verifyExistence}={}) ->
         file = expanded
 
     if not moduleAlreadyLoaded
+      hasExtension = /\.(.+)$/.test(file)
       paths.some (path) ->
-        fileExists = /\.(.+)$/.test(file) and __exists "#{path}/#{file}"
-        jsFileExists = not /\.(.+)$/.test(file) and __exists "#{path}/#{file}.js"
+        fileExists = hasExtension and __exists "#{path}/#{file}"
+        jsFileExists = not hasExtension and __exists "#{path}/#{file}.js"
 
         if jsFileExists
           file = "#{path}/#{file}.js"