import { Input, TrackOptions } from './Input';
export declare class FileInput implements Input {
    private readonly path;
    private trackOptions;
    readonly fileName: string;
    constructor(path: string, trackOptions?: TrackOptions);
    read(_n?: number): Promise<string[]>;
    set fileExtensions(next: RegExp);
    set testFilePattern(next: RegExp);
    set configurationFilePattern(next: RegExp);
    get isTestFile(): boolean;
    get isConfigurationFile(): boolean;
    get hasExpectedExtension(): boolean;
}