import type { PickleDocString, PickleStepArgument, PickleTable } from '@cucumber/messages';
export interface IPickleStepArgumentFunctionMap<T> {
    dataTable: (arg: PickleTable) => T;
    docString: (arg: PickleDocString) => T;
}
export declare function parseStepArgument<T>(arg: PickleStepArgument, mapping: IPickleStepArgumentFunctionMap<T>): T;