PWA

2026-02-19 07:41:49 -06:00
parent 5776a1fdb1
commit c0fae761da
10919 changed files with 874329 additions and 13511 deletions
@@ -0,0 +1,9 @@
+'use strict';
+
+var functionName = require('function.prototype.name');
+
+var anon = functionName(function () {});
+
+module.exports = function isAbstractClosure(x) {
+	return typeof x === 'function' && (!x.prototype || functionName(x) === anon);
+};