You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

8 lines
290 B

4 years ago
'use strict';
// https://www.ecma-international.org/ecma-262/6.0/#sec-isconstructor
module.exports = function IsConstructor(argument) {
return typeof argument === 'function' && !!argument.prototype; // unfortunately there's no way to truly check this without try/catch `new argument`
};