Function toSource

lodash.js:6863–6873

* Converts `func` to its source code. * * @private * @param {Function} func The function to convert. * @returns {string} Returns the source code.

(func)

     * @returns {string} Returns the source code.
     */
    function toSource(func) {
      if (func != null) {
        try {
          return funcToString.call(func);
        } catch (e) {}
        try {
          return (func + '');
        } catch (e) {}
      }
      return '';
    }

    /**
     * Updates wrapper `details` based on `bitmask` flags.