49 lines
1.4 KiB
TypeScript
49 lines
1.4 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {NodeDef, NodeFlags, ViewData, asElementData} from './types';
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import {RenderNodeAction, getParentRenderElement, visitProjectedRenderNodes} from './util';
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export function ngContentDef(ngContentIndex: number, index: number): NodeDef {
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return {
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// will bet set by the view definition
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index: undefined,
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parent: undefined,
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renderParent: undefined,
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bindingIndex: undefined,
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outputIndex: undefined,
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// regular values
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flags: NodeFlags.TypeNgContent,
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childFlags: 0,
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directChildFlags: 0,
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childMatchedQueries: 0,
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matchedQueries: {},
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matchedQueryIds: 0,
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references: {}, ngContentIndex,
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childCount: 0,
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bindings: [],
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outputs: [],
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element: undefined,
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provider: undefined,
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text: undefined,
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query: undefined,
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ngContent: {index}
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};
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}
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export function appendNgContent(view: ViewData, renderHost: any, def: NodeDef) {
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const parentEl = getParentRenderElement(view, renderHost, def);
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if (!parentEl) {
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// Nothing to do if there is no parent element.
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return;
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}
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const ngContentIndex = def.ngContent.index;
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visitProjectedRenderNodes(
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view, ngContentIndex, RenderNodeAction.AppendChild, parentEl, undefined, undefined);
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}
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