54 lines
1.6 KiB
TypeScript
54 lines
1.6 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 {escapeIdentifier} from '@angular/compiler/src/output/abstract_emitter';
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{
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describe('AbstractEmitter', () => {
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describe('escapeIdentifier', () => {
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it('should escape single quotes', () => {
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expect(escapeIdentifier(`'`, false)).toEqual(`'\\''`);
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});
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it('should escape backslash', () => {
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expect(escapeIdentifier('\\', false)).toEqual(`'\\\\'`);
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});
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it('should escape newlines', () => {
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expect(escapeIdentifier('\n', false)).toEqual(`'\\n'`);
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});
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it('should escape carriage returns', () => {
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expect(escapeIdentifier('\r', false)).toEqual(`'\\r'`);
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});
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it('should escape $', () => {
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expect(escapeIdentifier('$', true)).toEqual(`'\\$'`);
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});
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it('should not escape $', () => {
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expect(escapeIdentifier('$', false)).toEqual(`'$'`);
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});
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it('should add quotes for non-identifiers', () => {
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expect(escapeIdentifier('==', false, false)).toEqual(`'=='`);
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});
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it('does not escape class (but it probably should)', () => {
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expect(escapeIdentifier('class', false, false)).toEqual('class');
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});
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});
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});
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}
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export function stripSourceMapAndNewLine(source: string): string {
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if (source.endsWith('\n')) {
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source = source.substring(0, source.length - 1);
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}
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const smi = source.lastIndexOf('\n//#');
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if (smi == -1) return source;
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return source.slice(0, smi);
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}
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