import { TokenStream } from '../classes/TokenStream';
import { PromptBlockStatement } from '../types/Ast.type';
/**
 * Parse a prompt block from the current position
 *
 * @param stream - Token stream positioned at the opening prompt fence
 * @param source - Full source code string
 * @returns PromptBlockStatement if parsed, null otherwise
 */
export declare function parsePromptBlock(stream: TokenStream, source: string): PromptBlockStatement | null;