import { TokenStream } from '../classes/TokenStream';
import { Token } from '../classes/Lexer';
import { SubexpressionExpression, CodePosition, Statement } from '../types/Ast.type';
export interface SubexpressionParserContext {
    /**
     * Parse a statement from the stream
     */
    parseStatement: (stream: TokenStream) => Statement | null;
    /**
     * Create code position from tokens
     */
    createCodePosition: (startToken: Token, endToken: Token) => CodePosition;
}
export declare class SubexpressionParser {
    /**
     * Parse a subexpression from TokenStream
     * Expects stream to be positioned at the '$(' token
     * Syntax: $( ... )
     *
     * @param stream - TokenStream positioned at the '$(' token
     * @param context - Context with helper methods
     * @returns Parsed SubexpressionExpression
     */
    static parse(stream: TokenStream, context: SubexpressionParserContext): SubexpressionExpression;
    /**
     * Check if the current token is the start of a subexpression
     * Subexpressions must start with SUBEXPRESSION_OPEN ($()
     *
     * @param stream - TokenStream to check
     * @returns true if current token is SUBEXPRESSION_OPEN
     */
    static isSubexpression(stream: TokenStream): boolean;
}