export declare function getLocalHeadSha(): Promise<string>;
export declare function isAncestor(ancestor: string, descendant: string): Promise<boolean>;
export declare function readPrHeadFile(headSha: string, path: string): Promise<string>;
export declare function getPathsStatus(paths: readonly string[]): Promise<string>;
/** Dry-run an ordered patch stream against the current worktree. */
export declare function checkPatchesApply(patches: readonly string[]): Promise<void>;