This commit adds the `AstHost` interface, along with implementations for both Babel and TS. It also implements the Babel vesion of the `AstFactory` interface, along with a linker specific implementation of the `ImportGenerator` interface. These classes will be used by the new "ng-linker" to transform prelinked library code using a Babel plugin. PR Close #38866
		
			
				
	
	
		
			30 lines
		
	
	
		
			965 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			965 B
		
	
	
	
		
			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 {FatalLinkerError, isFatalLinkerError} from '../src/fatal_linker_error';
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describe('FatalLinkerError', () => {
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  it('should expose the `node` and `message`', () => {
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    const node = {};
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    expect(new FatalLinkerError(node, 'Some message'))
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        .toEqual(jasmine.objectContaining({node, message: 'Some message'}));
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  });
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});
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describe('isFatalLinkerError()', () => {
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  it('should return true if the error is of type `FatalLinkerError`', () => {
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    const error = new FatalLinkerError({}, 'Some message');
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    expect(isFatalLinkerError(error)).toBe(true);
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  });
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  it('should return false if the error is not of type `FatalLinkerError`', () => {
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    const error = new Error('Some message');
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    expect(isFatalLinkerError(error)).toBe(false);
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  });
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});
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