| /** | |
| * @license | |
| * Copyright Google LLC All Rights Reserved. | |
| * | |
| * Use of this source code is governed by an MIT-style license that can be | |
| * found in the LICENSE file at https://angular.io/license | |
| */ | |
| import * as ts from 'typescript'; | |
| /** | |
| * Finds the main Angular module within the specified source file. The first module | |
| * that is part of the "bootstrapModule" expression is returned. | |
| */ | |
| export declare function findMainModuleExpression(mainSourceFile: ts.SourceFile): ts.Expression | null; |