1 files changed, 15 insertions, 0 deletions
diff --git a/spec/javascript/preprocessor.js b/spec/javascript/preprocessor.js
new file mode 100644
index 000000000..a2de8e4be
--- /dev/null
+++ b/spec/javascript/preprocessor.js
@@ -0,0 +1,15 @@
+'use strict';
+
+var coffee = require('coffeescript');
+
+module.exports = {
+  process: function(src, filename) {
+    if (coffee.helpers.isCoffee(filename)) {
+      return coffee.compile(src, {
+        'bare': false,
+        'inlineMap': true
+      })
+    }
+    return src;
+  }
+};