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- /**
- * @license
- * Copyright 2016 Google Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
- import { __values } from "tslib";
- import { strings } from './constants';
- var AUTO_INIT_ATTR = strings.AUTO_INIT_ATTR, DATASET_AUTO_INIT_STATE = strings.DATASET_AUTO_INIT_STATE, INITIALIZED_STATE = strings.INITIALIZED_STATE;
- var registry = {};
- // tslint:disable-next-line:no-console
- var CONSOLE_WARN = console.warn.bind(console);
- function emit(evtType, evtData, shouldBubble) {
- if (shouldBubble === void 0) { shouldBubble = false; }
- var evt;
- if (typeof CustomEvent === 'function') {
- evt = new CustomEvent(evtType, {
- bubbles: shouldBubble,
- detail: evtData,
- });
- }
- else {
- evt = document.createEvent('CustomEvent');
- evt.initCustomEvent(evtType, shouldBubble, false, evtData);
- }
- document.dispatchEvent(evt);
- }
- /* istanbul ignore next: optional argument is not a branch statement */
- /**
- * Auto-initializes all MDC components on a page.
- */
- function mdcAutoInit(root) {
- var e_1, _a;
- if (root === void 0) { root = document; }
- var components = [];
- var nodes = Array.from(root.querySelectorAll("[" + AUTO_INIT_ATTR + "]"));
- nodes = nodes.filter(function (node) { return node.dataset[DATASET_AUTO_INIT_STATE] !== INITIALIZED_STATE; });
- try {
- for (var nodes_1 = __values(nodes), nodes_1_1 = nodes_1.next(); !nodes_1_1.done; nodes_1_1 = nodes_1.next()) {
- var node = nodes_1_1.value;
- var ctorName = node.getAttribute(AUTO_INIT_ATTR);
- if (!ctorName) {
- throw new Error('(mdc-auto-init) Constructor name must be given.');
- }
- // tslint:disable-next-line:enforce-name-casing
- var Constructor = registry[ctorName];
- if (typeof Constructor !== 'function') {
- throw new Error("(mdc-auto-init) Could not find constructor in registry for " + ctorName);
- }
- // TODO: Should we make an eslint rule for an attachTo() static method?
- // See https://github.com/Microsoft/TypeScript/issues/14600 for discussion
- // of static interface support in TS
- var component = Constructor.attachTo(node);
- Object.defineProperty(node, ctorName, {
- configurable: true,
- enumerable: false,
- value: component,
- writable: false,
- });
- components.push(component);
- node.dataset[DATASET_AUTO_INIT_STATE] = INITIALIZED_STATE;
- }
- }
- catch (e_1_1) { e_1 = { error: e_1_1 }; }
- finally {
- try {
- if (nodes_1_1 && !nodes_1_1.done && (_a = nodes_1.return)) _a.call(nodes_1);
- }
- finally { if (e_1) throw e_1.error; }
- }
- emit('MDCAutoInit:End', {});
- return components;
- }
- // Constructor is PascalCased because it is a direct reference to a class,
- // rather than an instance of a class.
- mdcAutoInit.register = function (componentName,
- // tslint:disable-next-line:enforce-name-casing
- Constructor, warn) {
- if (warn === void 0) { warn = CONSOLE_WARN; }
- if (typeof Constructor !== 'function') {
- throw new Error("(mdc-auto-init) Invalid Constructor value: " + Constructor + ". Expected function.");
- }
- var registryValue = registry[componentName];
- if (registryValue) {
- warn("(mdc-auto-init) Overriding registration for " + componentName + " with " + Constructor + ". Was: " + registryValue);
- }
- registry[componentName] = Constructor;
- };
- mdcAutoInit.deregister = function (componentName) {
- delete registry[componentName];
- };
- /** @nocollapse */
- mdcAutoInit.deregisterAll = function () {
- var e_2, _a;
- try {
- for (var _b = __values(Object.keys(registry)), _c = _b.next(); !_c.done; _c = _b.next()) {
- var componentName = _c.value;
- mdcAutoInit.deregister(componentName);
- }
- }
- catch (e_2_1) { e_2 = { error: e_2_1 }; }
- finally {
- try {
- if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
- }
- finally { if (e_2) throw e_2.error; }
- }
- };
- // tslint:disable-next-line:no-default-export Needed for backward compatibility with MDC Web v0.44.0 and earlier.
- export default mdcAutoInit;
- export { mdcAutoInit };
- //# sourceMappingURL=index.js.map
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