instanceof.js
406 Bytes
var _Symbol$hasInstance = require("@babel/runtime-corejs3/core-js/symbol/has-instance");
var _Symbol = require("@babel/runtime-corejs3/core-js/symbol");
function _instanceof(left, right) {
if (right != null && typeof _Symbol !== "undefined" && right[_Symbol$hasInstance]) {
return !!right[_Symbol$hasInstance](left);
} else {
return left instanceof right;
}
}
module.exports = _instanceof;