question: init factory with runstate function concode_field_sep String TAG concode_elem_sep Function.F1<S,Tuple<A,S>> runState concode_field_sep State<S,B> flatMap concode_elem_sep State<S,A> unit concode_elem_sep Tuple<A,S> apply concode_elem_sep State<S,S> get concode_elem_sep State<S,B> map concode_elem_sep State<S,Void> put
target: State < S , A > function ( Function . F1 < S , Tuple < A , S >> arg0 ) { return new State < > ( arg0 ) ; }