mirror of
https://github.com/angular/angular-cli.git
synced 2025-05-18 03:23:57 +08:00
Updates for all angular.io links to the new angular.dev domain. Additionally, adjustment to new resources where the equivalent does not exist on the new site (e.g. Tour of Heroes tutorial)
30 lines
1.2 KiB
TypeScript
30 lines
1.2 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.dev/license
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*/
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import { SchematicsException } from '@angular-devkit/schematics';
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// Must start with a letter, and must contain only alphanumeric characters or dashes.
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// When adding a dash the segment after the dash must also start with a letter.
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export const htmlSelectorRe =
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/^[a-zA-Z][.0-9a-zA-Z]*((:?-[0-9]+)*|(:?-[a-zA-Z][.0-9a-zA-Z]*(:?-[0-9]+)*)*)$/;
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// See: https://github.com/tc39/proposal-regexp-unicode-property-escapes/blob/fe6d07fad74cd0192d154966baa1e95e7cda78a1/README.md#other-examples
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const ecmaIdentifierNameRegExp = /^(?:[$_\p{ID_Start}])(?:[$_\u200C\u200D\p{ID_Continue}])*$/u;
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export function validateHtmlSelector(selector: string): void {
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if (selector && !htmlSelectorRe.test(selector)) {
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throw new SchematicsException(`Selector "${selector}" is invalid.`);
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}
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}
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export function validateClassName(className: string): void {
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if (!ecmaIdentifierNameRegExp.test(className)) {
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throw new SchematicsException(`Class name "${className}" is invalid.`);
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}
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}
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