eslint-config-lemon

Version:

github.com/danielhuang/eslint-config-lemon

7 lines • 232 B

JavaScript

export default function _instanceof(left, right) {
  if (right != null && typeof Symbol !== "undefined" && right[Symbol.hasInstance]) {
    return !!right[Symbol.hasInstance](left);
  } else {
    return left instanceof right;
  }
}