import { ParseOptions } from 'querystring';
import { IParseCoreOptions, TExactMode } from '../internalTypes';
export declare const matchModeFromParseOptions: (parserOptions: ParseOptions) => TExactMode;
/**
 * Determines the effective parse mode from the current options (option rules).
 * @returns 'custom' if no exact match exists, otherwise the matched mode.
 */
export declare const matchModeFromCoreOptions: (coreOptions: IParseCoreOptions) => TExactMode;