declare module "doc-editor-delta/dist/interface" {
    interface BlockElement {
        [CODE_BLOCK_KEY]?: boolean;
        [CODE_BLOCK_CONFIG]?: {
            language: string;
        };
    }
    interface TextElement {
        [CODE_BLOCK_TYPE]?: string;
    }
}
export declare const CODE_BLOCK_KEY = "code-block";
export declare const CODE_BLOCK_TYPE = "code-block-type";
export declare const CODE_BLOCK_CONFIG = "code-block-config";