export type DomMoveDirection = "up" | "down" | "left" | "right";
/**
 * Executes model move/indent commands while preserving the existing DOM nodes.
 * Null means the DOM shape is outside this adapter; false means a valid command
 * was disabled at a boundary.
 */
export declare const executeDomMoveCommand: (blocks: readonly HTMLElement[], direction: DomMoveDirection, beforeMutation?: () => void) => HTMLElement[] | false | null;