Write js codes in coffee script.

script/compile-coffee

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+set -e
+
+# Because of the way xcodebuild invokes external scripts we need to load
+# The Setup's environment ourselves. If this isn't done, things like the
+# node shim won't be able to find the stuff they need.
+
+node --version > /dev/null 2>&1 || {
+  if [ -e /opt/github/env.sh ]; then
+    source /opt/github/env.sh
+  else
+    # Try Constructicon's PATH.
+    export PATH="/usr/local/Cellar/node/0.8.21/bin:${PATH}"
+  fi
+}
+
+INPUT_FILE="${1}"
+OUTPUT_DIR=`dirname "$2"`
+
+node_modules/.bin/coffee -c -o "$OUTPUT_DIR" "$INPUT_FILE"