whole_func_string: function (name, args, index, currentFileInfo) {
      this.name = name;
      this.args = args;
      this.calc = name === 'calc';
      this._index = index;
      this._fileInfo = currentFileInfo;
  }
func_code_string: function (name, args, index, currentFileInfo) {
      this.name = name;
      this.args = args;
      this.calc = name === 'calc';
      this._index = index;
      this._fileInfo = currentFileInfo;
  }
func_documentation_string: A function call node.