exe: fixes #122, implement base nexe package field

lib/monkeypatch.js

@@ -1,14 +1,41 @@
+/**
+ * Copyright (c) 2013 Craig Condon
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **/
+ 
 var async = require("async"),
 fs        = require("fs"),
 _log      = require("./log");
 
-module.exports = _monkeypatch;
-
-
 /**
+ * Monkey patch a file.
+ *
+ * @param {string} filePath - path to file.
+ * @param {function} monkeyPatched - function to process contents
+ * @param {function} processor - TODO: detail what this is
+ * @param {function} complete - callback
+ *
+ * @return undefined
  */
-
-
 function _monkeypatch (filePath, monkeyPatched, processor, complete) {
 
   async.waterfall([
@@ -30,4 +57,7 @@ function _monkeypatch (filePath, monkeyPatched, processor, complete) {
       fs.writeFile(filePath, content, "utf8", next);
     }
   ], complete);
-}
+}
+
+// export the function for require()
+module.exports = _monkeypatch;