/**
 * A posix-only stand-in for `node:path`, substituted for it when this package
 * is built for the browser (see vite.config.ts).
 *
 * This is safe because none of the paths this package computes ever reach a
 * real filesystem: libxslt-wasm is compiled with FILESYSTEM=0, so every path
 * ends up as either a key in the mount table or a segment of a
 * `*.ptx.invalid` URL (see mounts.ts). They are virtual paths, and virtual
 * paths are posix paths — a browser caller passes `sourcePath: "/main.ptx"`
 * and means exactly what it says.
 *
 * Only the handful of functions this package actually uses are implemented.
 */
export declare const sep = "/";
/**
 * Collapse `.` and `..` segments. An absolute path clamps at the root
 * (`/a/../../b` → `/b`), which is what makes the containment checks in
 * mounts.ts and xinclude.ts safe against `..` traversal.
 */
export declare function normalize(p: string): string;
/**
 * Resolve right-to-left until an absolute path is found. With no absolute
 * segment the result is rooted at `/` rather than at a process cwd — there is
 * no cwd in a browser, and a virtual path is meaningless relative to one.
 */
export declare function resolve(...segments: string[]): string;
export declare function join(...segments: string[]): string;
export declare function dirname(p: string): string;
export declare function relative(from: string, to: string): string;
/**
 * `path.posix` self-reference: on posix, `path` and `path.posix` are the same
 * thing, and call sites that reach for `path.posix.normalize` to be explicit
 * should keep working.
 */
export declare const posix: {
    sep: string;
    normalize: typeof normalize;
    resolve: typeof resolve;
    join: typeof join;
    dirname: typeof dirname;
    relative: typeof relative;
};
declare const _default: {
    sep: string;
    normalize: typeof normalize;
    resolve: typeof resolve;
    join: typeof join;
    dirname: typeof dirname;
    relative: typeof relative;
    posix: {
        sep: string;
        normalize: typeof normalize;
        resolve: typeof resolve;
        join: typeof join;
        dirname: typeof dirname;
        relative: typeof relative;
    };
};
export default _default;