This commit adds the basic building blocks for linking partial declarations.
In particular it provides a generic `FileLinker` class that delegates to
a set of (not yet implemented) `PartialLinker` classes.
The Babel plugin makes use of this `FileLinker` providing concrete classes
for `AstHost` and `AstFactory` that work with Babel AST. It can be created
with the following code:
```ts
const plugin = createEs2015LinkerPlugin({ /* options */ });
```
PR Close #39116
		
	
			
		
			
				
	
	
		
			18 lines
		
	
	
		
			563 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			18 lines
		
	
	
		
			563 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 * as ts from 'typescript';
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| 
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| /**
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|  * A simple helper to render a TS Node as a string.
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|  */
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| export function generate(node: ts.Node): string {
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|   const printer = ts.createPrinter({newLine: ts.NewLineKind.LineFeed});
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|   const sf = ts.createSourceFile('test.ts', '', ts.ScriptTarget.ES2015, true);
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|   return printer.printNode(ts.EmitHint.Unspecified, node, sf);
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| }
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