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open! Import
type t =
| Less
| Equal
| Greater
[@@deriving_inline compare, hash, enumerate, sexp, sexp_grammar]
let compare = (Stdlib.compare : t -> t -> int)
let (hash_fold_t : Ppx_hash_lib.Std.Hash.state -> t -> Ppx_hash_lib.Std.Hash.state) =
(fun hsv arg ->
match arg with
| Less -> Ppx_hash_lib.Std.Hash.fold_int hsv 0
| Equal -> Ppx_hash_lib.Std.Hash.fold_int hsv 1
| Greater -> Ppx_hash_lib.Std.Hash.fold_int hsv 2
: Ppx_hash_lib.Std.Hash.state -> t -> Ppx_hash_lib.Std.Hash.state)
;;
let (hash : t -> Ppx_hash_lib.Std.Hash.hash_value) =
let func arg =
Ppx_hash_lib.Std.Hash.get_hash_value
(let hsv = Ppx_hash_lib.Std.Hash.create () in
hash_fold_t hsv arg)
in
fun x -> func x
;;
let all = ([ Less; Equal; Greater ] : t list)
let t_of_sexp =
(let error_source__005_ = "ordering.ml.t" in
function
| Sexplib0.Sexp.Atom ("less" | "Less") -> Less
| Sexplib0.Sexp.Atom ("equal" | "Equal") -> Equal
| Sexplib0.Sexp.Atom ("greater" | "Greater") -> Greater
| Sexplib0.Sexp.List (Sexplib0.Sexp.Atom ("less" | "Less") :: _) as sexp__006_ ->
Sexplib0.Sexp_conv_error.stag_no_args error_source__005_ sexp__006_
| Sexplib0.Sexp.List (Sexplib0.Sexp.Atom ("equal" | "Equal") :: _) as sexp__006_ ->
Sexplib0.Sexp_conv_error.stag_no_args error_source__005_ sexp__006_
| Sexplib0.Sexp.List (Sexplib0.Sexp.Atom ("greater" | "Greater") :: _) as sexp__006_ ->
Sexplib0.Sexp_conv_error.stag_no_args error_source__005_ sexp__006_
| Sexplib0.Sexp.List (Sexplib0.Sexp.List _ :: _) as sexp__004_ ->
Sexplib0.Sexp_conv_error.nested_list_invalid_sum error_source__005_ sexp__004_
| Sexplib0.Sexp.List [] as sexp__004_ ->
Sexplib0.Sexp_conv_error.empty_list_invalid_sum error_source__005_ sexp__004_
| sexp__004_ -> Sexplib0.Sexp_conv_error.unexpected_stag error_source__005_ sexp__004_
: Sexplib0.Sexp.t -> t)
;;
let sexp_of_t =
(function
| Less -> Sexplib0.Sexp.Atom "Less"
| Equal -> Sexplib0.Sexp.Atom "Equal"
| Greater -> Sexplib0.Sexp.Atom "Greater"
: t -> Sexplib0.Sexp.t)
;;
let (t_sexp_grammar : t Sexplib0.Sexp_grammar.t) =
{ untyped =
Variant
{ case_sensitivity = Case_sensitive_except_first_character
; clauses =
[ No_tag { name = "Less"; clause_kind = Atom_clause }
; No_tag { name = "Equal"; clause_kind = Atom_clause }
; No_tag { name = "Greater"; clause_kind = Atom_clause }
]
}
}
;;
[@@@end]
let equal a b = compare a b = 0
module Export = struct
type _ordering = t =
| Less
| Equal
| Greater
end
let of_int n = if n < 0 then Less else if n = 0 then Equal else Greater
let to_int = function
| Less -> -1
| Equal -> 0
| Greater -> 1
;;