import type { BlockRegistry } from "./registry.js";
import type { BlockSpec, BlockAttrReader } from "./types.js";
export declare function jsonExpression(value: unknown): string;
export declare function escapeAttr(value: string): string;
export declare function prop(name: string, value: unknown): string;
export type MdxAttrNode = {
    type: string;
    name?: string;
    value?: string | null | MdxAttrExpression;
};
type MdxAttrExpression = {
    type: string;
    value: string;
    data?: unknown;
};
export type MdxJsxNode = {
    type: string;
    name?: string;
    attributes?: MdxAttrNode[];
    children?: unknown[];
    [key: string]: unknown;
};
export declare function attributeValue(attr: MdxAttrNode | undefined): unknown;
export declare function createAttrReader(node: MdxJsxNode): BlockAttrReader;
export declare function childCodeFenceFields<TData extends object>(childNodes: unknown[], fieldsByLang: Record<string, keyof TData & string>): Partial<TData>;
export declare function serializeChildCodeFenceFields<TData extends object>(data: TData, fieldsByLang: Record<string, keyof TData & string>): string;
export interface SerializableBlock {
    id: string;
    title?: string;
    summary?: string;
    editable?: boolean;
    data: unknown;
}
export interface ParsedBlockBase {
    id: string;
    title?: string;
    summary?: string;
    editable?: boolean;
}
export declare function serializeSpecBlock(spec: BlockSpec<any>, block: SerializableBlock): string;
export declare function parseSpecBlock(registry: BlockRegistry, node: MdxJsxNode, base: ParsedBlockBase, children: string, idContext: string): {
    type: string;
    data: unknown;
} | null;
export {};