amzn/style-dictionary

/*
 * Copyright 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
 * the License. A copy of the License is located at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * or in the "license" file accompanying this file. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
 * and limitations under the License.
 */

var fs = require('fs');

/**
 * Takes a file and converts it to a base64 string.
 * @private
 * @param {String} filePath - Path to the file you want base64'd
 * @returns {String}
 */
function convertToBase64(filePath) {
  if (typeof filePath !== 'string')
    throw new Error('filePath name must be a string');

  var body = fs.readFileSync(filePath, 'binary');
  return new Buffer(body, 'binary').toString('base64');
}

module.exports = convertToBase64;