| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | import * as ts from 'typescript';
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| 9 | export declare function collectDeepNodes<T extends ts.Node>(node: ts.Node, kind: ts.SyntaxKind): T[];
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| 10 | export declare function addPureComment<T extends ts.Node>(node: T): T;
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| 11 | export declare function hasPureComment(node: ts.Node): boolean;
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| 12 | export declare function isHelperName(name: string): boolean;
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| 13 | /**
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| 14 | * In FESM's when not using `importHelpers` there might be multiple in the same file.
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| 15 | @example
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| 16 | ```
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| 17 | var __decorate$1 = '';
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| 18 | var __decorate$2 = '';
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| 19 | ```
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| 20 | * @returns Helper name without the '$' and number suffix or `undefined` if it's not a helper.
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| 21 | */
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| 22 | export declare function getCleanHelperName(name: string): string | undefined;
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