/**
 * Expression Normalizer
 * Converts MEL operators and function calls to Core ExprNode format
 * Based on MEL SPEC v0.3.1 Section 4 and FDR-MEL-038
 */
import type { CoreExprNode } from "./ir.js";
import type { BinaryOperator } from "../parser/ast.js";
/**
 * Normalize a binary operator to Core ExprNode
 */
export declare function normalizeExpr(op: BinaryOperator, left: CoreExprNode, right: CoreExprNode): CoreExprNode;
/**
 * Function name to Core ExprNode mapping
 */
export declare function normalizeFunctionCall(name: string, args: CoreExprNode[]): CoreExprNode;