54303688fa
IMPORTANT: `HEADER_OFFSET` should only be refereed to the in the `ɵɵ*` instructions to translate instruction index into `LView` index. All other indexes should be in the `LView` index space and there should be no need to refer to `HEADER_OFFSET` anywhere else. PR Close #39233
47 lines
1.5 KiB
TypeScript
47 lines
1.5 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC 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 {assertEqual, assertIndexInRange} from '../../util/assert';
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import {TElementNode, TNodeType} from '../interfaces/node';
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import {HEADER_OFFSET, RENDERER, T_HOST} from '../interfaces/view';
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import {appendChild, createTextNode} from '../node_manipulation';
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import {getBindingIndex, getLView, getTView, setCurrentTNode} from '../state';
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import {getOrCreateTNode} from './shared';
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/**
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* Create static text node
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*
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* @param index Index of the node in the data array
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* @param value Static string value to write.
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*
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* @codeGenApi
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*/
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export function ɵɵtext(index: number, value: string = ''): void {
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const lView = getLView();
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const tView = getTView();
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const adjustedIndex = index + HEADER_OFFSET;
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ngDevMode &&
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assertEqual(
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getBindingIndex(), tView.bindingStartIndex,
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'text nodes should be created before any bindings');
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ngDevMode && assertIndexInRange(lView, adjustedIndex);
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const tNode = tView.firstCreatePass ?
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getOrCreateTNode(tView, adjustedIndex, TNodeType.Text, value, null) :
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tView.data[adjustedIndex] as TElementNode;
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const textNative = lView[adjustedIndex] = createTextNode(lView[RENDERER], value);
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appendChild(tView, lView, textNative, tNode);
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// Text nodes are self closing.
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setCurrentTNode(tNode, false);
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}
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