text: /**
   * Copyright (c) 2013 Craig Condon
   * Copyright (c) 2015-2016 Jared Allard
   *
   * 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.
   *
   **/
  
  'use strict';
  
  let path = require("path"),
    _log      = require("./log"),
    fs = require("fs");
  
  /**
   * Accessort for embed
   **/
  const accessor = function(key) {
    if (embeddedFiles.hasOwnProperty(key)) {
      return new Buffer(embeddedFiles[key], 'base64');
    } else {
      //file was not embedded, throw err.
      throw new Error('Embedded file not found');
    }
  }
  
  /**
   * Embed files.
   *
   * @param {array} resourceFiles - array of files to embed.
   * @param {string} resourceRoot - root of resources.
   * @param {function} compelte   - callback
   **/
  function embed(resourceFiles, resourceRoot, options, complete) {
    
    const encode = function(filePath) {
      return fs.readFileSync(filePath).toString('base64');
    }
  
    resourceFiles = resourceFiles || [];
    resourceRoot = resourceRoot || "";
  
    if (!Array.isArray(resourceFiles)) {
      throw new Error("Bad Argument: resourceFiles is not an array");
    }
  
    let buffer = "var embeddedFiles = {\n";
    for (let i = 0; i < resourceFiles.length; ++i) {
      buffer += JSON.stringify(path.relative(resourceRoot, resourceFiles[i])) + ': "';
      buffer += encode(resourceFiles[i]) + '",\n';
    }
  
    buffer += "\n};\n\nmodule.exports.keys = function () { return Object.keys(embeddedFiles); }\n\nmodule.exports.get = ";
    buffer += accessor.toString();
    complete(null, buffer);
  }
  
  module.exports = embed;
  