import type { RawCommands } from '../types.js';
declare module '../index' {
    interface Commands<ReturnType> {
        joinUp: {
            /**
             * Join the selected block or, if there is a text selection, the closest ancestor block of the selection that can be joined, with the sibling above it.
             * @example editor.commands.joinUp()
             */
            joinUp: () => ReturnType;
        };
        joinDown: {
            /**
             * Join the selected block, or the closest ancestor of the selection that can be joined, with the sibling after it.
             * @example editor.commands.joinDown()
             */
            joinDown: () => ReturnType;
        };
        joinBackward: {
            /**
             * If the selection is empty and at the start of a textblock, try to reduce the distance between that block and the one before it—if there's a block directly before it that can be joined, join them.
             * If not, try to move the selected block closer to the next one in the document structure by lifting it out of its
             * parent or moving it into a parent of the previous block. Will use the view for accurate (bidi-aware) start-of-textblock detection if given.
             * @example editor.commands.joinBackward()
             */
            joinBackward: () => ReturnType;
        };
        joinForward: {
            /**
             * If the selection is empty and the cursor is at the end of a textblock, try to reduce or remove the boundary between that block and the one after it,
             * either by joining them or by moving the other block closer to this one in the tree structure.
             * Will use the view for accurate start-of-textblock detection if given.
             * @example editor.commands.joinForward()
             */
            joinForward: () => ReturnType;
        };
    }
}
export declare const joinUp: RawCommands['joinUp'];
export declare const joinDown: RawCommands['joinDown'];
export declare const joinBackward: RawCommands['joinBackward'];
export declare const joinForward: RawCommands['joinForward'];
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