Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-10 19:07:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add fake source key detection.

Browse Source
This commit is contained in:
John-David Dalton
2016-05-13 20:03:13 -07:00
parent 7249217600
commit 9afd4659c7
1 changed files with 9 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
lodash.js
View File

@@ -1255,6 +1255,14 @@
objectProto = context.Object.prototype, objectProto = context.Object.prototype,
stringProto = context.String.prototype; stringProto = context.String.prototype;
/** Used to detect methods masquerading as native. */
var fakeSrcKey = (function() {
var shared = context['__core-js_shared__'],
uid = /[^.]+$/.exec(shared && shared.keys && shared.keys.IE_PROTO || '');
return uid ? ('Symbol(src)_1.' + uid) : '';
}());
/** Used to resolve the decompiled source of functions. */ /** Used to resolve the decompiled source of functions. */
var funcToString = context.Function.prototype.toString; var funcToString = context.Function.prototype.toString;
@@ -11170,7 +11178,7 @@
* // => false * // => false
*/ */
function isNative(value) { function isNative(value) {
if (!isObject(value)) { if (!isObject(value) || (fakeSrcKey && fakeSrcKey in value)) {
return false; return false;
} }
var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor; var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;