79 lines
3.0 KiB
OCaml
79 lines
3.0 KiB
OCaml
(***********************************************************************)
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(* *)
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(* OCaml *)
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(* *)
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(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 1996 Institut National de Recherche en Informatique et *)
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(* en Automatique. All rights reserved. This file is distributed *)
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(* under the terms of the Q Public License version 1.0. *)
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(* *)
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(***********************************************************************)
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(* Detection of partial matches and unused match cases. *)
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open Asttypes
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open Typedtree
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open Types
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val pretty_const : constant -> string
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val top_pretty : Format.formatter -> pattern -> unit
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val pretty_pat : pattern -> unit
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val pretty_line : pattern list -> unit
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val pretty_matrix : pattern list list -> unit
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val omega : pattern
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val omegas : int -> pattern list
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val omega_list : 'a list -> pattern list
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val normalize_pat : pattern -> pattern
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val all_record_args :
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(Longident.t loc * label_description * pattern) list ->
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(Longident.t loc * label_description * pattern) list
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val const_compare : constant -> constant -> int
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val le_pat : pattern -> pattern -> bool
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val le_pats : pattern list -> pattern list -> bool
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val compat : pattern -> pattern -> bool
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val compats : pattern list -> pattern list -> bool
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exception Empty
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val lub : pattern -> pattern -> pattern
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val lubs : pattern list -> pattern list -> pattern list
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val get_mins : ('a -> 'a -> bool) -> 'a list -> 'a list
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(* Those two functions recombine one pattern and its arguments:
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For instance:
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(_,_)::p1::p2::rem -> (p1, p2)::rem
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The second one will replace mutable arguments by '_'
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*)
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val set_args : pattern -> pattern list -> pattern list
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val set_args_erase_mutable : pattern -> pattern list -> pattern list
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val pat_of_constr : pattern -> constructor_description -> pattern
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val complete_constrs :
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pattern -> constructor_tag list -> constructor_description list
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val ppat_of_type :
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Env.t -> type_expr ->
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Parsetree.pattern *
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(string, constructor_description) Hashtbl.t *
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(string, label_description) Hashtbl.t
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val pressure_variants: Env.t -> pattern list -> unit
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val check_partial_gadt:
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((string, constructor_description) Hashtbl.t ->
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(string, label_description) Hashtbl.t ->
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Parsetree.pattern -> pattern option) ->
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Location.t -> case list -> partial
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val check_unused:
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(bool ->
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(string, constructor_description) Hashtbl.t ->
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(string, label_description) Hashtbl.t ->
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Parsetree.pattern -> pattern option) ->
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Env.t -> case list -> unit
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(* Irrefutability tests *)
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val irrefutable : pattern -> bool
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val fluid : pattern -> bool
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(* Ambiguous bindings *)
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val check_ambiguous_bindings : case list -> unit
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