import { CharCode } from './charCode.js';
export declare function isPathSeparator(code: number): code is CharCode.Slash | CharCode.Backslash;
/**
 * Takes a Windows OS path and changes backward slashes to forward slashes.
 * This should only be done for OS paths from Windows (or user provided paths potentially from Windows).
 * Using it on a Linux or MaxOS path might change it.
 */
export declare function toSlashes(osPath: string): string;
/**
 * Takes a Windows OS path (using backward or forward slashes) and turns it into a posix path:
 * - turns backward slashes into forward slashes
 * - makes it absolute if it starts with a drive letter
 * This should only be done for OS paths from Windows (or user provided paths potentially from Windows).
 * Using it on a Linux or MaxOS path might change it.
 */
export declare function toPosixPath(osPath: string): string;
/**
 * Computes the _root_ this path, like `getRoot('c:\files') === c:\`,
 * `getRoot('files:///files/path') === files:///`,
 * or `getRoot('\\server\shares\path') === \\server\shares\`
 */
export declare function getRoot(path: string, sep?: string): string;
/**
 * @deprecated please use `IUriIdentityService.extUri.isEqualOrParent` instead. If
 * you are in a context without services, consider to pass down the `extUri` from the
 * outside, or use `extUriBiasedIgnorePathCase` if you know what you are doing.
 */
export declare function isEqualOrParent(base: string, parentCandidate: string, ignoreCase?: boolean, separator?: "/" | "\\"): boolean;
export declare function isWindowsDriveLetter(char0: number): boolean;
export declare function hasDriveLetter(path: string, isWindowsOS?: boolean): boolean;