更新

2026-08-11 17:41:36 +08:00
parent cfe4c82c90
commit 03fe4ddf9d
18771 changed files with 3617239 additions and 0 deletions
@@ -0,0 +1,23 @@
+var isObj = require('./isObj');
+var isFn = require('./isFn');
+var toSrc = require('./toSrc');
+exports = function(val) {
+    if (!isObj(val)) return false;
+    if (isFn(val)) return regIsNative.test(toSrc(val));
+
+    return regIsHostCtor.test(toSrc(val));
+};
+var hasOwnProperty = Object.prototype.hasOwnProperty;
+var regIsNative = new RegExp(
+    '^' +
+        toSrc(hasOwnProperty)
+            .replace(/[\\^$.*+?()[\]{}|]/g, '\\$&')
+            .replace(
+                /hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g,
+                '$1.*?'
+            ) +
+        '$'
+);
+var regIsHostCtor = /^\[object .+?Constructor\]$/;
+
+module.exports = exports;