UNPKG

@miniu/core-js

Version:

Standard library

github.com/zloirock/core-js

zloirock/core-js

6 lines (5 loc) • 237 B
1
2
3
4
5
6
module.exports = function (it, Constructor, name, forbiddenField) { if (!(it instanceof Constructor) || (forbiddenField !== undefined && forbiddenField in it)) { throw TypeError(name + ': incorrect invocation!'); } return it; };