1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
/** Used for built-in method references. */var funcProto = Function.prototype;
/** Used to resolve the decompiled source of functions. */var funcToString = funcProto.toString;
/** * Converts `func` to its source code. * * @private * @param {Function} func The function to convert. * @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 '';}
module.exports = toSource;