hexo/node_modules/es-abstract/helpers/isAbstractClosure.js

10 lines
253 B
JavaScript

'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);
};