/**
 * Operator Precedence for MEL Parser
 * Based on MEL SPEC v0.3.1 Section 4.9
 */
import type { TokenKind } from "../lexer/tokens.js";
import type { BinaryOperator } from "./ast.js";
/**
 * Precedence levels (higher = binds tighter)
 */
export declare enum Precedence {
    NONE = 0,
    TERNARY = 1,// ? :
    NULLISH = 2,// ??
    OR = 3,// ||
    AND = 4,// &&
    EQUALITY = 5,// == !=
    COMPARISON = 6,// < <= > >=
    ADDITIVE = 7,// + -
    MULTIPLICATIVE = 8,// * / %
    UNARY = 9,// ! -
    CALL = 10,// ()
    ACCESS = 11
}
/**
 * Get the precedence of a binary operator token
 */
export declare function getBinaryPrecedence(kind: TokenKind): Precedence;
/**
 * Map token kind to binary operator
 */
export declare function tokenToBinaryOp(kind: TokenKind): BinaryOperator | null;
/**
 * Check if a token is a binary operator
 */
export declare function isBinaryOp(kind: TokenKind): boolean;
/**
 * Check if a token is a unary operator
 */
export declare function isUnaryOp(kind: TokenKind): boolean;
/**
 * Check if operators are right-associative
 */
export declare function isRightAssociative(kind: TokenKind): boolean;