import type { DataResolver, LegacyRawDataParser, LegacyStringParser, ResolverGenerator } from './types.external';
/**
 * A function that is curried with parsed DQL and resolver seed data.
 *
 * @param syntaxTree the parsed DQL
 * @return a resolver function that takes in resolver seed data, and returns processed dql (data inside of an Array<Result>)
 */
export declare const makeResolver: ResolverGenerator;
/**
 * A curried function that takes in a custom error message and processed dql
 *
 * @param ifError custom error message
 * @return a combined string of the processed dql
 */
export declare const resolveToJoinedString: (ifError?: string) => DataResolver<string>;
/**
 * Usually used for pure or embedded expressions as it is processed as a one length array
 *
 * @return the first element of the processed DQL Array.
 */
export declare const resolveToData: <T>() => DataResolver<T>;
/**
 * Legacy curried function that takes in the string expression and resolver seed data, and
 * performs both steps of string resolving (makeResolver and it's accomnying parser)
 *
 * @param expression a string representation of the dql expression
 * @return a function that returns the combined string representation of the processed data
 * @deprecated replaced by makeResolver and its accompanying parser (parseMixedExpression, parsePureExpression, etc.)
 */
export declare const makeStringResolver: LegacyStringParser;
/**
 * Legacy curried function that takes in the string expression and resolver seed data, and
 * performs both steps of data resolving (makeResolver and it's accomnying parser)
 *
 * @param expression a string representation of the dql expression
 * @return a function that returns the processed data
 * @deprecated replaced by makeResolver and its accompanying parser (parseMixedExpression, parsePureExpression, etc.)
 */
export declare const makeRawDataResolver: LegacyRawDataParser;