@angular/core
Version:
Angular - the core framework
29 lines • 4.14 kB
JavaScript
/**
* @license
* Copyright Google LLC 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 { assertDefined, throwError } from '../util/assert';
import { toTNodeTypeAsString } from './interfaces/node';
export function assertTNodeType(tNode, expectedTypes, message) {
assertDefined(tNode, 'should be called with a TNode');
if ((tNode.type & expectedTypes) === 0) {
throwError(message ||
`Expected [${toTNodeTypeAsString(expectedTypes)}] but got ${toTNodeTypeAsString(tNode.type)}.`);
}
}
export function assertPureTNodeType(type) {
if (!(type === 2 /* TNodeType.Element */ ||
type === 1 /* TNodeType.Text */ ||
type === 4 /* TNodeType.Container */ ||
type === 8 /* TNodeType.ElementContainer */ ||
type === 32 /* TNodeType.Icu */ ||
type === 16 /* TNodeType.Projection */ ||
type === 64 /* TNodeType.Placeholder */ ||
type === 128 /* TNodeType.LetDeclaration */)) {
throwError(`Expected TNodeType to have only a single type selected, but got ${toTNodeTypeAsString(type)}.`);
}
}
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