/*!
 * Copyright 2025 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * SPDX-License-Identifier: MIT
 */
import type jsonata from 'jsonata';
import type { FunctionParam, JsonataFunctionsMap } from './functions';
export interface ExprNode extends jsonata.ExprNode {
    body?: jsonata.ExprNode;
    then?: jsonata.ExprNode;
    else?: jsonata.ExprNode;
    condition?: jsonata.ExprNode;
    error?: jsonata.JsonataError;
}
export interface JSONataASTResult {
    node: ExprNode;
    parent: ExprNode | null;
}
export declare const exprPropertiesToRecurse: ("then" | "condition" | "body" | "else" | "arguments" | "procedure" | "steps" | "expressions" | "stages" | "lhs" | "rhs")[];
export declare const JSONATA_TEMPLATE_WRAPPER: {
    readonly start: "{%";
    readonly end: "%}";
};
export declare const MAX_AST_DEPTH = 100;
/**
 * Dynamically imports jsonata and gets the AST of the string
 * @param input JSONata string to parse
 * @returns The root node of the JSONata AST
 */
export declare function getJSONataAST(input: string): Promise<ExprNode>;
export declare function getJSONataFunctionList(): Promise<JsonataFunctionsMap>;
/**
 * Searches the JSONata AST to find the node at a specified position. If the AST has nodes
 * that have a position past the position parameter, this function will return null.
 * @param ast The JSONata AST provided by the JSONata library
 * @param position The position to search the JSONata AST
 * @returns The node at the position
 */
export declare function findNodeInJSONataAST(ast: ExprNode, position: number): JSONataASTResult | null;
/**
 * Generates the function argument string from a given list of JSONata function parameters.
 * Recursively surrounds optional arguments with [] and separates arguments with commas.
 * @param functionParams Function parameters properties used for generating the argument string
 * @param index The index of the parameter to start traversal at
 * @returns The function argument string
 */
export declare function getFunctionArguments(functionParams: ReadonlyArray<FunctionParam>, index?: number): string;