54 lines
1.4 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {ApplicationRef, NgModuleRef} from '@angular/core';
import {bindAction, profile} from '../../util';
import {buildTree, emptyTree} from '../util';
import {AppModule, TreeComponent} from './tree';
export function init(moduleRef: NgModuleRef<AppModule>) {
let tree: TreeComponent;
let appRef: ApplicationRef;
let detectChangesRuns = 0;
function destroyDom() {
tree.data = emptyTree;
appRef.tick();
}
function createDom() {
tree.data = buildTree();
appRef.tick();
}
function detectChanges() {
for (var i = 0; i < 10; i++) {
appRef.tick();
}
detectChangesRuns += 10;
numberOfChecksEl.textContent = `${detectChangesRuns}`;
}
function noop() {}
const injector = moduleRef.injector;
appRef = injector.get(ApplicationRef);
const numberOfChecksEl = document.getElementById('numberOfChecks');
tree = appRef.components[0].instance;
bindAction('#destroyDom', destroyDom);
bindAction('#createDom', createDom);
bindAction('#detectChanges', detectChanges);
bindAction('#detectChangesProfile', profile(detectChanges, noop, 'detectChanges'));
bindAction('#updateDomProfile', profile(createDom, noop, 'update'));
bindAction('#createDomProfile', profile(createDom, destroyDom, 'create'));
}