import * as ts from 'typescript/lib/tsserverlibrary';
export declare function hasModuleImported(sourceFile: any, module: string): any;
export declare function hasSymbolDefined(sourceFile: any, symbol: string): boolean;
export declare function displayPart(text: string, kind: ts.SymbolDisplayPartKind): ts.SymbolDisplayPart;
export declare function startsWithOrEqual(a: string, b: string): boolean;
export declare function trimSlash(path: string): string;
export declare function findNearestNodeModulesPath(destDir: string): string;