meetup-web-mocks/node_modules/history/lib/runTransitionHook.js

Meetup Web Mocks

'use strict';

exports.__esModule = true;

var _warning = require('warning');

var _warning2 = _interopRequireDefault(_warning);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var runTransitionHook = function runTransitionHook(hook, location, callback) {
  var result = hook(location, callback);

  if (hook.length < 2) {
    // Assume the hook runs synchronously and automatically
    // call the callback with the return value.
    callback(result);
  } else {
    process.env.NODE_ENV !== 'production' ? (0, _warning2.default)(result === undefined, 'You should not "return" in a transition hook with a callback argument; ' + 'call the callback instead') : void 0;
  }
};

exports.default = runTransitionHook;