import { TokenStream } from '../classes/TokenStream';
import { Statement, OnBlock, DecoratorCall } from '../types/Ast.type';
import { Environment } from '../index';
export declare class EventParser {
    /**
     * Parse an 'on' event handler block
     * Expects stream to be positioned at the 'on' keyword
     *
     * @param stream - TokenStream positioned at the 'on' keyword
     * @param parseStatement - Callback to parse a statement from the stream
     * @param parseComment - Callback to parse a comment from the stream
     * @param decorators - Optional decorators to attach to this event handler
     * @param environment - Optional environment for executing parse decorators
     * @returns Parsed OnBlock
     */
    static parse(stream: TokenStream, parseStatement: (stream: TokenStream) => Statement | null, parseComment: (stream: TokenStream) => Statement | null, decorators?: DecoratorCall[], environment?: Environment | null): Promise<OnBlock>;
}