michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0:  */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: module.metadata = {
michael@0:   "stability": "unstable"
michael@0: };
michael@0: 
michael@0: const { dispatcher } = require("../util/dispatcher");
michael@0: 
michael@0: 
michael@0: // Define `modelFor` accessor function that can be implemented
michael@0: // for different types of views. Since view's we'll be dealing
michael@0: // with types that don't really play well with `instanceof`
michael@0: // operator we're gonig to use `dispatcher` that is slight
michael@0: // extension over polymorphic dispatch provided by method.
michael@0: // This allows models to extend implementations of this by
michael@0: // providing predicates:
michael@0: //
michael@0: // modelFor.when($ => $ && $.nodeName === "tab", findTabById($.id))
michael@0: const modelFor = dispatcher("modelFor");
michael@0: exports.modelFor = modelFor;