/**
 * Resolves a user-provided path into an absolute path.
 *
 * If the path is already absolute, it is returned as is, otherwise it is
 * resolved relative to the root.
 *
 * @param root A root path to resolve relative paths against.
 * @param target The target path to resolve.
 * @returns An absolute path.
 */
export declare function resolveFromRoot(root: string, target: string): string;
/**
 * Tries to return a shorter version of the path if its inside the given folder.
 *
 * This is useful for displaying paths in the terminal, as they can be shorter
 * when they are inside the current working directory. For example, if the
 * current working directory is `/home/user/project`, and the path is
 * `/home/user/project/contracts/File.sol`, the shorter path is
 * `contracts/File.sol`.
 *
 * @param absolutePath The path to shorten.
 * @param folder The absolute path to the folder.
 * @returns The shorter path, if possible, or the original path.
 */
export declare function shortenPath(absolutePath: string): string;
/**
 * Returns a version of {@link name} that is safe to use as a single filename
 * component on POSIX, macOS, and Windows.
 *
 * Strips characters that are reserved on at least one of those platforms
 * (`<>:"/\|?*` and ASCII control chars), trims trailing dots and whitespace
 * (Windows silently strips them on write), avoids Windows reserved device
 * names, and falls back to `_` if the result is empty or one of the
 * path-traversal literals `.` / `..`.
 *
 * @param name The string to sanitize.
 * @returns A non-empty filename-safe string.
 */
export declare function sanitizeFilename(name: string): string;
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