import { FileSystemHost } from "./../fileSystem";
export declare class FileUtils {
    private static standardizeSlashesRegex;
    private constructor();
    /**
     * Ensure the directory exists synchronously.
     * @param host - File system host.
     * @param dirPath - Directory path.
     */
    static ensureDirectoryExistsSync(host: FileSystemHost, dirPath: string): void;
    /**
     * Ensure the directory exists asynchronously.
     * @param host - File system host.
     * @param dirPath - Directory path.
     */
    static ensureDirectoryExists(host: FileSystemHost, dirPath: string): Promise<void>;
    /**
     * Joins the paths.
     * @param paths - Paths to join.
     */
    static pathJoin(...paths: string[]): string;
    /**
     * Gets the standardized absolute path.
     * @param fileSystem - File system.
     * @param fileOrDirPath - Path to standardize.
     * @param relativeBase - Base path to be relative from.
     */
    static getStandardizedAbsolutePath(fileSystem: FileSystemHost, fileOrDirPath: string, relativeBase?: string): string;
    /**
     * Gets the directory path.
     * @param fileOrDirPath - Path to get the directory name from.
     */
    static getDirPath(fileOrDirPath: string): string;
    /**
     * Gets the base name.
     * @param fileOrDirPath - Path to get the base name from.
     */
    static getBaseName(fileOrDirPath: string): string;
    /**
     * Changes all back slashes to forward slashes.
     * @param fileOrDirPath - Path.
     */
    static standardizeSlashes(fileOrDirPath: string): string;
    /**
     * Checks if a file path matches a specified search string.
     * @param filePath - File path.
     * @param searchString - Search string.
     */
    static filePathMatches(filePath: string | null, searchString: string | null): boolean;
    /**
     * Reads a file or returns false if the file doesn't exist.
     * @param fileSystem - File System.
     * @param filePath - Path to file.
     * @param encoding - File encoding.
     */
    static readFileOrNotExists(fileSystem: FileSystemHost, filePath: string, encoding: string): Promise<string | false>;
    /**
     * Reads a file synchronously or returns false if the file doesn't exist.
     * @param fileSystem - File System.
     * @param filePath - Path to file.
     * @param encoding - File encoding.
     */
    static readFileOrNotExistsSync(fileSystem: FileSystemHost, filePath: string, encoding: string): string | false;
    /**
     * Gets the text with a byte order mark.
     * @param text - Text.
     */
    static getTextWithByteOrderMark(text: string): string;
}