@tdb/web/debug.js/node_modules/next/dist/lib/dynamic.js

Common condiguration for serving a web-site and testing web-based UI components.

"use strict";

var _interopRequireDefault = require("@babel/runtime-corejs2/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.noSSR = noSSR;
exports.default = dynamic;

var _keys = _interopRequireDefault(require("@babel/runtime-corejs2/core-js/object/keys"));

var _objectSpread2 = _interopRequireDefault(require("@babel/runtime-corejs2/helpers/objectSpread"));

var _typeof2 = _interopRequireDefault(require("@babel/runtime-corejs2/helpers/typeof"));

var _react = _interopRequireDefault(require("react"));

var _loadable = _interopRequireDefault(require("./loadable"));

var isServerSide = typeof window === 'undefined';

function noSSR(LoadableInitializer, loadableOptions) {
  // Removing webpack and modules means react-loadable won't try preloading
  delete loadableOptions.webpack;
  delete loadableOptions.modules; // This check is neccesary to prevent react-loadable from initializing on the server

  if (!isServerSide) {
    return LoadableInitializer(loadableOptions);
  } // This will only be rendered on the server side


  return function () {
    return _react.default.createElement(loadableOptions.loading, {
      error: null,
      isLoading: true,
      pastDelay: false,
      timedOut: false
    });
  };
}

function DefaultLoading() {
  return _react.default.createElement("p", null, "loading...");
}

function dynamic(dynamicOptions, options) {
  var loadableFn = _loadable.default;
  var loadableOptions = {
    // A loading component is not required, so we default it
    loading: function loading(_ref) {
      var error = _ref.error,
          isLoading = _ref.isLoading;

      if (process.env.NODE_ENV === 'development') {
        if (isLoading) {
          return _react.default.createElement(DefaultLoading, null);
        }

        if (error) {
          return _react.default.createElement("p", null, error.message, _react.default.createElement("br", null), error.stack);
        }
      }

      return _react.default.createElement(DefaultLoading, null);
    } // Support for direct import(), eg: dynamic(import('../hello-world'))
    // Note that this is only kept for the edge case where someone is passing in a promise as first argument
    // The react-loadable babel plugin will turn dynamic(import('../hello-world')) into dynamic(() => import('../hello-world'))
    // To make sure we don't execute the import without rendering first

  };

  if (typeof dynamicOptions.then === 'function') {
    loadableOptions.loader = function () {
      return dynamicOptions;
    }; // Support for having import as a function, eg: dynamic(() => import('../hello-world'))

  } else if (typeof dynamicOptions === 'function') {
    loadableOptions.loader = dynamicOptions; // Support for having first argument being options, eg: dynamic({loader: import('../hello-world')})
  } else if ((0, _typeof2.default)(dynamicOptions) === 'object') {
    loadableOptions = (0, _objectSpread2.default)({}, loadableOptions, dynamicOptions);
  } // Support for passing options, eg: dynamic(import('../hello-world'), {loading: () => <p>Loading something</p>})


  loadableOptions = (0, _objectSpread2.default)({}, loadableOptions, options); // Support for `render` when using a mapping, eg: `dynamic({ modules: () => {return {HelloWorld: import('../hello-world')}, render(props, loaded) {} } })

  if (dynamicOptions.render) {
    loadableOptions.render = function (loaded, props) {
      return dynamicOptions.render(props, loaded);
    };
  } // Support for `modules` when using a mapping, eg: `dynamic({ modules: () => {return {HelloWorld: import('../hello-world')}, render(props, loaded) {} } })


  if (dynamicOptions.modules) {
    loadableFn = _loadable.default.Map;
    var loadModules = {};
    var modules = dynamicOptions.modules();
    (0, _keys.default)(modules).forEach(function (key) {
      var value = modules[key];

      if (typeof value.then === 'function') {
        loadModules[key] = function () {
          return value.then(function (mod) {
            return mod.default || mod;
          });
        };

        return;
      }

      loadModules[key] = value;
    });
    loadableOptions.loader = loadModules;
  } // coming from build/babel/plugins/react-loadable-plugin.js


  if (loadableOptions.loadableGenerated) {
    loadableOptions = (0, _objectSpread2.default)({}, loadableOptions, loadableOptions.loadableGenerated);
    delete loadableOptions.loadableGenerated;
  } // support for disabling server side rendering, eg: dynamic(import('../hello-world'), {ssr: false})


  if (typeof loadableOptions.ssr === 'boolean') {
    if (!loadableOptions.ssr) {
      delete loadableOptions.ssr;
      return noSSR(loadableFn, loadableOptions);
    }

    delete loadableOptions.ssr;
  }

  return loadableFn(loadableOptions);
}