debug-server-next/dist/webpack-dev-server/client/hot/dev-server.js

Dev server for hippy-core.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
*/

/* eslint-disable-next-line */

/* globals window __webpack_hash__ */
if (module.hot) {
  var lastHash;

  var upToDate = function upToDate() {
    return lastHash.indexOf(__webpack_hash__) >= 0;
  };

  var log = require('./log');

  var applyReload = require('../utils/apply-reload').default;

  var check = function check() {
    module.hot.check(true).then(function (updatedModules) {
      if (!updatedModules) {
        log('warning', '[HMR] Cannot find update. Need to do a full reload!');
        log('warning', '[HMR] (Probably because of restarting the webpack-dev-server)');
        applyReload();
        return;
      }

      if (!upToDate()) {
        check();
      }

      require('./log-apply-result')(updatedModules, updatedModules);

      if (upToDate()) {
        log('info', '[HMR] App is up to date.');
      }
    }).catch(function (err) {
      var status = module.hot.status();

      if (['abort', 'fail'].indexOf(status) >= 0) {
        log('warning', '[HMR] Cannot apply update. Need to do a full reload!');
        log('warning', "[HMR] ".concat(log.formatError(err)));
        applyReload();
      } else {
        log('warning', "[HMR] Update failed: ".concat(log.formatError(err)));
      }
    });
  };

  var hotEmitter = require('./emitter');

  hotEmitter.on('webpackHotUpdate', function (currentHash) {
    lastHash = currentHash;

    if (!upToDate() && module.hot.status() === 'idle') {
      log('info', '[HMR] Checking for updates on the server...');
      check();
    } else {
      applyReload();
    }
  });
  log('info', '[HMR] Waiting for update signal from WDS...');
} else {
  throw new Error('[HMR] Hot Module Replacement is disabled.');
}