YamlWitnessType.Metadata
type t = {
format_version : string;
uuid : string;
creation_time : string;
producer : Producer.t;
task : Task.t option;
}
val equal : t -> t -> Ppx_deriving_runtime.bool
val compare : t -> t -> Ppx_deriving_runtime.int
val hash : t -> int
val to_yaml : t -> [> `O of (string * [> `O of (string * [> `A of Yaml.value list | `O of (string * [> `String of string ]) list | `String of string ]) list | `String of string ]) list ]
val of_yaml : Yaml.value -> (t, [ `Msg of string ]) Stdlib.result