(************************************************************************) (* * The Rocq Prover / The Rocq Development Team *) (* v * Copyright INRIA, CNRS and contributors *) (* <O___,, * (see version control and CREDITS file for authors & dates) *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (* * (see LICENSE file for the text of the license) *) (************************************************************************)
open Names open Miniml open Table
(*s Utility functions over ML types with meta. *)
val reset_meta_count : unit -> unit val new_meta : 'a -> ml_type
val type_subst_list : ml_type list -> ml_type -> ml_type val type_subst_vect : ml_type array -> ml_type -> ml_type
val instantiation : ml_schema -> ml_type
val needs_magic : ml_type * ml_type -> bool val put_magic_if : bool -> ml_ast -> ml_ast val put_magic : ml_type * ml_type -> ml_ast -> ml_ast
val generalizable : ml_ast -> bool
(*s ML type environment. *)
module Mlenv : sig type t val empty : t
(* get the n-th more recently entered schema and instantiate it. *) val get : t -> int -> ml_type
(* Adding a type in an environment, after generalizing free meta *) val push_gen : t -> ml_type -> t
(* Adding a type with no [Tvar] *) val push_type : t -> ml_type -> t
(* Adding a type with no [Tvar] nor [Tmeta] *) val push_std_type : t -> ml_type -> t end
(*s Utility functions over ML types without meta *)
val type_mem_kn : MutInd.t -> ml_type -> bool
val type_maxvar : ml_type -> int
val type_decomp : ml_type -> ml_type list * ml_type val type_recomp : ml_type list * ml_type -> ml_type
val var2var' : ml_type -> ml_type
type abbrev_map = global -> ml_type option
val type_expand : abbrev_map -> ml_type -> ml_type val type_simpl : ml_type -> ml_type val type_to_sign : abbrev_map -> ml_type -> sign val type_to_signature : abbrev_map -> ml_type -> signature val type_expunge : abbrev_map -> ml_type -> ml_type val type_expunge_from_sign : abbrev_map -> signature -> ml_type -> ml_type
val eq_ml_type : ml_type -> ml_type -> bool val isTdummy : ml_type -> bool val isMLdummy : ml_ast -> bool val isKill : sign -> bool
val case_expunge : signature -> ml_ast -> ml_ident list * ml_ast val term_expunge : signature -> ml_ident list * ml_ast -> ml_ast
(*s Special identifiers. [dummy_name] is to be used for dead code
and will be printed as [_] in concrete (Caml) code. *)
val anonymous_name : Id.t val dummy_name : Id.t val id_of_name : Name.t -> Id.t val id_of_mlid : ml_ident -> Id.t val tmp_id : ml_ident -> ml_ident
(*s [collect_lambda MLlam(id1,...MLlam(idn,t)...)] returns
the list [idn;...;id1] and the term [t]. *)
val collect_lams : ml_ast -> ml_ident list * ml_ast val collect_n_lams : int -> ml_ast -> ml_ident list * ml_ast val remove_n_lams : int -> ml_ast -> ml_ast val nb_lams : ml_ast -> int val named_lams : ml_ident list -> ml_ast -> ml_ast val dummy_lams : ml_ast -> int -> ml_ast val anonym_or_dummy_lams : ml_ast -> signature -> ml_ast
val eta_args_sign : int -> signature -> ml_ast list
(*s Utility functions over ML terms. *)
val mlapp : ml_ast -> ml_ast list -> ml_ast val ast_map : (ml_ast -> ml_ast) -> ml_ast -> ml_ast val ast_map_lift : (int -> ml_ast -> ml_ast) -> int -> ml_ast -> ml_ast val ast_iter : (ml_ast -> unit) -> ml_ast -> unit val ast_occurs : int -> ml_ast -> bool val ast_occurs_itvl : int -> int -> ml_ast -> bool val ast_lift : int -> ml_ast -> ml_ast val ast_pop : ml_ast -> ml_ast val ast_subst : ml_ast -> ml_ast -> ml_ast
val ast_glob_subst : ml_ast Refmap'.t -> ml_ast -> ml_ast
val dump_unused_vars : ml_ast -> ml_ast
val normalize : ml_ast -> ml_ast val optimize_fix : ml_ast -> ml_ast val inline : Table.t -> global -> ml_ast -> bool
val is_basic_pattern : ml_pattern -> bool val has_deep_pattern : ml_branch array -> bool val is_regular_match : ml_branch array -> bool
exception Impossible
(* Classification of signatures *)
type sign_kind =
| EmptySig
| NonLogicalSig (* at least a [Keep] *)
| SafeLogicalSig (* only [Kill Ktype] *)
| UnsafeLogicalSig (* No [Keep], not all [Kill Ktype] *)
val sign_kind : signature -> sign_kind
val sign_no_final_keeps : signature -> signature
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