diff options
Diffstat (limited to 'node_modules/core-js/modules/_redefine.js')
| -rw-r--r-- | node_modules/core-js/modules/_redefine.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/_redefine.js b/node_modules/core-js/modules/_redefine.js new file mode 100644 index 00000000..b7ba9f30 --- /dev/null +++ b/node_modules/core-js/modules/_redefine.js @@ -0,0 +1,31 @@ +var global = require('./_global'); +var hide = require('./_hide'); +var has = require('./_has'); +var SRC = require('./_uid')('src'); +var TO_STRING = 'toString'; +var $toString = Function[TO_STRING]; +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); +}); |
