whole_func_string: function fatalError(stderr) {
    return {
      errors: [{
        message: [{
          path: '',
          code: 0,
          line: 0,
          start: 0,
          descr: stderr
        }]
      }]
    };
  }
func_code_string: function fatalError(stderr) {
    return {
      errors: [{
        message: [{
          path: '',
          code: 0,
          line: 0,
          start: 0,
          descr: stderr
        }]
      }]
    };
  }
func_documentation_string: Wrap critical Flow exception into default Error json format