import { SupportedKeys } from '../supported-keys';
declare type Keys = SupportedKeys['H1'] | SupportedKeys['H2'] | SupportedKeys['H3'] | SupportedKeys['H4'] | SupportedKeys['H5'] | SupportedKeys['H6'];
export declare const TurnIntoHeading: import("@sosuisen/milkdown-core").CmdKey<number>;
export declare const heading: import("@sosuisen/milkdown-utils/lib/atom/types").Origin<Keys, import("@sosuisen/milkdown-utils/lib/type-utility").UnknownRecord, import("@sosuisen/milkdown-core").Node>;
export {};
//# sourceMappingURL=heading.d.ts.map