Sourcetype t = [ | `Accepted| `Bad_gateway| `Bad_request| `Conflict| `Created| `Custom_code of int * string| `Expectation_failed| `Forbidden| `Found| `Gateway_timeout| `Gone| `Http_version_not_supported| `Internal_server_error| `Length_required| `Method_not_allowed| `Moved_permanently| `Multiple_choices| `No_content| `Non_authoritative_information| `Not_acceptable| `Not_found| `Not_implemented| `Not_modified| `Ok| `Partial_content| `Payment_required| `Precondition_failed| `Proxy_authentication_required| `Request_entity_too_large| `Request_timeout| `Request_uri_too_long| `Requested_range_not_satisfiable| `Reset_content| `See_other| `Service_unavailable| `Temporary_redirect| `Unauthorized| `Unsupported_media_type
] Sourceval of_pair : (int * string) -> t Sourceval to_pair : t -> int * string