import type { WorkspaceSyncFs } from "./workspace_sync.js";
import type { WorkspaceWalkEntry } from "./workspace_format.js";
export declare class NodeWorkspaceFs implements WorkspaceSyncFs {
    walk(root: string, paths: readonly string[] | undefined): Promise<WorkspaceWalkEntry[]>;
    private walkInto;
    private record;
    readFile(root: string, relPath: string): Promise<Uint8Array>;
    writeUnder(root: string, relPath: string, data: Uint8Array, mtimeMs: number): Promise<void>;
    /** Resolve a workspace-relative path, refusing anything that escapes the root. */
    private safeJoin;
}