Previously, only simple, single-slot transclusion worked on upgraded components. This commit fixes/adds support for the following: - Multi-slot transclusion. - Using fallback content when no transclusion content is provided. - Destroy unused scope (when using fallback content). Fixes #13271
		
			
				
	
	
		
			36 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			1.1 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
 | |
|  */
 | |
| 
 | |
| export function html(html: string): Element {
 | |
|   // Don't return `body` itself, because using it as a `$rootElement` for ng1
 | |
|   // will attach `$injector` to it and that will affect subsequent tests.
 | |
|   const body = document.body;
 | |
|   body.innerHTML = `<div>${html.trim()}</div>`;
 | |
|   const div = document.body.firstChild as Element;
 | |
| 
 | |
|   if (div.childNodes.length === 1 && div.firstChild instanceof HTMLElement) {
 | |
|     return div.firstChild;
 | |
|   }
 | |
| 
 | |
|   return div;
 | |
| }
 | |
| 
 | |
| export function multiTrim(text: string | null | undefined, allSpace = false): string {
 | |
|   if (typeof text == 'string') {
 | |
|     const repl = allSpace ? '' : ' ';
 | |
|     return text.replace(/\n/g, '').replace(/\s+/g, repl).trim();
 | |
|   }
 | |
|   throw new Error('Argument can not be undefined.');
 | |
| }
 | |
| 
 | |
| export function nodes(html: string) {
 | |
|   const div = document.createElement('div');
 | |
|   div.innerHTML = html.trim();
 | |
|   return Array.prototype.slice.call(div.childNodes);
 | |
| }
 |