chushihua

2026-01-26 23:20:48 +08:00
commit 7b5aab0206
22521 changed files with 3300090 additions and 0 deletions
@@ -0,0 +1,25 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Get = require('./Get');
+var IsCallable = require('./IsCallable');
+var Type = require('./Type');
+
+// https://ecma-international.org/ecma-262/6.0/#sec-ordinaryhasinstance
+
+module.exports = function OrdinaryHasInstance(C, O) {
+	if (IsCallable(C) === false) {
+		return false;
+	}
+	if (Type(O) !== 'Object') {
+		return false;
+	}
+	var P = Get(C, 'prototype');
+	if (Type(P) !== 'Object') {
+		throw new $TypeError('OrdinaryHasInstance called on an object with an invalid prototype property.');
+	}
+	return O instanceof C;
+};