import { FileHandler } from './file';
import { ExternalModules } from './types';
export interface RollupCommonJsNamedExport {
    [moduleName: string]: string[];
}
export declare function getExternalModuleNames(fileList: FileHandler[], projectPath: string, predefined?: ExternalModules<string | false>): Promise<ExternalModules>;
export declare function convertModuleToCommonJs(moduleName: string): string;
export declare function nodeModuleExist(absPath: string): Promise<string | false>;
export declare function resolveNodeModulePaths(searchInPath: string): Promise<string[]>;
export declare function isModuleAvailable(moduleName: string, nodeModulePaths: string[]): Promise<boolean>;
export declare function isExternalModule(externalModules: ExternalModules, idOrPathToTest: string): boolean;