| var global = require('./_global'); |
| var hide = require('./_hide'); |
| var has = require('./_has'); |
| var SRC = require('./_uid')('src'); |
| var $toString = require('./_function-to-string'); |
| var TO_STRING = 'toString'; |
| var TPL = ('' + $toString).split(TO_STRING); |
| |
| require('./_core').inspectSource = function (it) { |
| return $toString.call(it); |
| }; |
| |
| (module.exports = function (O, key, val, safe) { |
| var isFunction = typeof val == 'function'; |
| if (isFunction) has(val, 'name') || hide(val, 'name', key); |
| if (O[key] === val) return; |
| if (isFunction) has(val, SRC) || hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key))); |
| if (O === global) { |
| O[key] = val; |
| } else if (!safe) { |
| delete O[key]; |
| hide(O, key, val); |
| } else if (O[key]) { |
| O[key] = val; |
| } else { |
| hide(O, key, val); |
| } |
| // add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative |
| })(Function.prototype, TO_STRING, function toString() { |
| return typeof this == 'function' && this[SRC] || $toString.call(this); |
| }); |