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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id$ i*)
(*i*)
open Names
open Term
open Sign
open Environ
open Evd
open Reduction
open Proof_trees
open Proof_type
open Refiner
open Redexpr
open Tacexpr
open Rawterm
open Pattern
(*i*)
(* Operations for handling terms under a local typing context. *)
type 'a sigma = 'a Evd.sigma;;
type validation = Proof_type.validation;;
type tactic = Proof_type.tactic;;
val sig_it : 'a sigma -> 'a
val project : goal sigma -> evar_map
val re_sig : 'a -> evar_map -> 'a sigma
val unpackage : 'a sigma -> evar_map ref * 'a
val repackage : evar_map ref -> 'a -> 'a sigma
val apply_sig_tac :
evar_map ref -> (goal sigma -> (goal list) sigma * validation) -> goal -> (goal list) * validation
val pf_concl : goal sigma -> types
val pf_env : goal sigma -> env
val pf_hyps : goal sigma -> named_context
(*i val pf_untyped_hyps : goal sigma -> (identifier * constr) list i*)
val pf_hyps_types : goal sigma -> (identifier * types) list
val pf_nth_hyp_id : goal sigma -> int -> identifier
val pf_last_hyp : goal sigma -> named_declaration
val pf_ids_of_hyps : goal sigma -> identifier list
val pf_global : goal sigma -> identifier -> constr
val pf_parse_const : goal sigma -> string -> constr
val pf_type_of : goal sigma -> constr -> types
val pf_check_type : goal sigma -> constr -> types -> unit
val pf_hnf_type_of : goal sigma -> constr -> types
val pf_interp_constr : goal sigma -> Topconstr.constr_expr -> constr
val pf_interp_type : goal sigma -> Topconstr.constr_expr -> types
val pf_get_hyp : goal sigma -> identifier -> named_declaration
val pf_get_hyp_typ : goal sigma -> identifier -> types
val pf_get_new_id : identifier -> goal sigma -> identifier
val pf_get_new_ids : identifier list -> goal sigma -> identifier list
val pf_reduction_of_red_expr : goal sigma -> red_expr -> constr -> constr
val pf_apply : (env -> evar_map -> 'a) -> goal sigma -> 'a
val pf_reduce :
(env -> evar_map -> constr -> constr) ->
goal sigma -> constr -> constr
val pf_whd_betadeltaiota : goal sigma -> constr -> constr
val pf_whd_betadeltaiota_stack : goal sigma -> constr -> constr * constr list
val pf_hnf_constr : goal sigma -> constr -> constr
val pf_red_product : goal sigma -> constr -> constr
val pf_nf : goal sigma -> constr -> constr
val pf_nf_betaiota : goal sigma -> constr -> constr
val pf_reduce_to_quantified_ind : goal sigma -> types -> inductive * types
val pf_reduce_to_atomic_ind : goal sigma -> types -> inductive * types
val pf_compute : goal sigma -> constr -> constr
val pf_unfoldn : (Termops.occurrences * evaluable_global_reference) list
-> goal sigma -> constr -> constr
val pf_const_value : goal sigma -> constant -> constr
val pf_conv_x : goal sigma -> constr -> constr -> bool
val pf_conv_x_leq : goal sigma -> constr -> constr -> bool
val pf_matches : goal sigma -> constr_pattern -> constr -> patvar_map
val pf_is_matching : goal sigma -> constr_pattern -> constr -> bool
type transformation_tactic = proof_tree -> (goal list * validation)
val frontier : transformation_tactic
(*s Functions for handling the state of the proof editor. *)
type pftreestate = Refiner.pftreestate
val proof_of_pftreestate : pftreestate -> proof_tree
val cursor_of_pftreestate : pftreestate -> int list
val is_top_pftreestate : pftreestate -> bool
val evc_of_pftreestate : pftreestate -> evar_map
val top_goal_of_pftreestate : pftreestate -> goal sigma
val nth_goal_of_pftreestate : int -> pftreestate -> goal sigma
val traverse : int -> pftreestate -> pftreestate
val weak_undo_pftreestate : pftreestate -> pftreestate
val solve_nth_pftreestate : int -> tactic -> pftreestate -> pftreestate
val solve_pftreestate : tactic -> pftreestate -> pftreestate
val mk_pftreestate : goal -> pftreestate
val extract_open_pftreestate : pftreestate -> constr * Termops.meta_type_map
val extract_pftreestate : pftreestate -> constr
val first_unproven : pftreestate -> pftreestate
val last_unproven : pftreestate -> pftreestate
val nth_unproven : int -> pftreestate -> pftreestate
val node_prev_unproven : int -> pftreestate -> pftreestate
val node_next_unproven : int -> pftreestate -> pftreestate
val next_unproven : pftreestate -> pftreestate
val prev_unproven : pftreestate -> pftreestate
val top_of_tree : pftreestate -> pftreestate
val change_constraints_pftreestate :
evar_map -> pftreestate -> pftreestate
(*s The most primitive tactics. *)
val refiner : rule -> tactic
val introduction_no_check : identifier -> tactic
val internal_cut_no_check : bool -> identifier -> types -> tactic
val internal_cut_rev_no_check : bool -> identifier -> types -> tactic
val refine_no_check : constr -> tactic
val convert_concl_no_check : types -> cast_kind -> tactic
val convert_hyp_no_check : named_declaration -> tactic
val thin_no_check : identifier list -> tactic
val thin_body_no_check : identifier list -> tactic
val move_hyp_no_check :
bool -> identifier -> identifier move_location -> tactic
val rename_hyp_no_check : (identifier*identifier) list -> tactic
val order_hyps : identifier list -> tactic
val mutual_fix :
identifier -> int -> (identifier * int * constr) list -> int -> tactic
val mutual_cofix : identifier -> (identifier * constr) list -> int -> tactic
(*s The most primitive tactics with consistency and type checking *)
val introduction : identifier -> tactic
val internal_cut : bool -> identifier -> types -> tactic
val internal_cut_rev : bool -> identifier -> types -> tactic
val refine : constr -> tactic
val convert_concl : types -> cast_kind -> tactic
val convert_hyp : named_declaration -> tactic
val thin : identifier list -> tactic
val thin_body : identifier list -> tactic
val move_hyp : bool -> identifier -> identifier move_location -> tactic
val rename_hyp : (identifier*identifier) list -> tactic
(*s Tactics handling a list of goals. *)
type validation_list = proof_tree list -> proof_tree list
type tactic_list = (goal list sigma) -> (goal list sigma) * validation_list
val first_goal : 'a list sigma -> 'a sigma
val goal_goal_list : 'a sigma -> 'a list sigma
val apply_tac_list : tactic -> tactic_list
val then_tactic_list : tactic_list -> tactic_list -> tactic_list
val tactic_list_tactic : tactic_list -> tactic
val tclFIRSTLIST : tactic_list list -> tactic_list
val tclIDTAC_list : tactic_list
(*s Pretty-printing functions (debug only). *)
val pr_gls : goal sigma -> Pp.std_ppcmds
val pr_glls : goal list sigma -> Pp.std_ppcmds
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