Class Ppxlib_traverse_builtins.fold_mapSource
method int : (int, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod string : (string, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod bool : (bool, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod char : (char, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod option : 'a. ('a, 'acc) Ppxlib_traverse_builtins.T.fold_map ->
('a option, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod list : 'a. ('a, 'acc) Ppxlib_traverse_builtins.T.fold_map ->
('a list, 'acc) Ppxlib_traverse_builtins.T.fold_mapmethod array : 'a. ('a, 'acc) Ppxlib_traverse_builtins.T.fold_map ->
('a array, 'acc) Ppxlib_traverse_builtins.T.fold_map