PAMapp/node_modules/core-js/es/instance/concat.js
@@ -1,8 +1,9 @@ var concat = require('../array/virtual/concat'); var isPrototypeOf = require('../../internals/object-is-prototype-of'); var method = require('../array/virtual/concat'); var ArrayPrototype = Array.prototype; module.exports = function (it) { var own = it.concat; return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.concat) ? concat : own; return it === ArrayPrototype || (isPrototypeOf(ArrayPrototype, it) && own === ArrayPrototype.concat) ? method : own; };