Module YamlWitnessType.Invariant
type t = {string : string;type_ : string;format : string;
}val equal : t -> t -> Ppx_deriving_runtime.boolval compare : t -> t -> Ppx_deriving_runtime.intval to_yaml : t -> [> `O of (string * [> `String of string ]) list ]val of_yaml : Yaml.value -> (t, [ `Msg of string ]) Stdlib.result