43 lines
1.5 KiB
TypeScript
43 lines
1.5 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 {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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it('should escape backslash',
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() => { expect(escapeIdentifier('\\', false)).toEqual(`'\\\\'`); });
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it('should escape newlines',
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() => { expect(escapeIdentifier('\n', false)).toEqual(`'\\n'`); });
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it('should escape carriage returns',
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() => { expect(escapeIdentifier('\r', false)).toEqual(`'\\r'`); });
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it('should escape $', () => { expect(escapeIdentifier('$', true)).toEqual(`'\\$'`); });
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it('should not escape $', () => { expect(escapeIdentifier('$', false)).toEqual(`'$'`); });
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it('should add quotes for non-identifiers',
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() => { expect(escapeIdentifier('==', false, false)).toEqual(`'=='`); });
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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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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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} |