code: function _getFileContents(values) {
    const env = getDefaultSlateEnv();
  
    for (const key in values) {
      if (values.hasOwnProperty(key) && env.hasOwnProperty(key)) {
        env[key] = values[key];
      }
    }
  
    return Object.entries(env)
      .map((keyValues) => {
        return `${keyValues.join('=')}\r\n`;
      })
      .join('\r\n\r\n');
  }
docs: Return default list of env variables with their assigned value, if any.