@dillonkearns/elm-graphql/examples/src/subscription/node_modules/babel-runtime/helpers/temporalRef.js

<img src="https://cdn.jsdelivr.net/gh/martimatix/logo-graphqelm/logo.svg" alt="dillonearns/elm-graphql logo" width="40%" align="right">

"use strict";

exports.__esModule = true;

exports.default = function (val, name, undef) {
  if (val === undef) {
    throw new ReferenceError(name + " is not defined - temporal dead zone");
  } else {
    return val;
  }
};