/*!

* Bootstrap Grunt task for the CommonJS module generation
* http://getbootstrap.com
* Copyright 2014-2015 Twitter, Inc.
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
*/

'use strict';

var fs = require('fs'); var path = require('path');

var COMMONJS_BANNER = '// This file is autogenerated via the `commonjs` Grunt task. You can require() this file in a CommonJS environment.n';

module.exports = function generateCommonJSModule(grunt, srcFiles, destFilepath) {

var destDir = path.dirname(destFilepath);

function srcPathToDestRequire(srcFilepath) {
  var requirePath = path.relative(destDir, srcFilepath).replace(/\\/g, '/');
  return 'require(\'' + requirePath + '\')';
}

var moduleOutputJs = COMMONJS_BANNER + srcFiles.map(srcPathToDestRequire).join('\n');
try {
  fs.writeFileSync(destFilepath, moduleOutputJs);
} catch (err) {
  grunt.fail.warn(err);
}
grunt.log.writeln('File ' + destFilepath.cyan + ' created.');

};