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(* $Id$ *)
(*i*)
open Names
open Term
open Sign
open Evd
open Environ
open Proof_trees
(*i*)
(* The primitive refiner. *)
val prim_refiner : prim_rule -> 'a evar_map -> goal -> goal list
val prim_extractor :
((typed_type, constr) sign -> proof_tree -> constr) ->
(typed_type, constr) sign -> proof_tree -> constr
val extract_constr : constr assumptions -> constr -> constr
(*s Refiner errors. *)
type refiner_error =
| BadType of constr * constr * constr
| OccurMeta of constr
| CannotApply of constr * constr
| CannotUnify of constr * constr
| CannotGeneralize of typed_type signature * constr
| NotWellTyped of constr
| BadTacticArgs of string * tactic_arg list
exception RefinerError of refiner_error
val error_cannot_unify : path_kind -> constr * constr -> 'a
(*s Pretty-printer. *)
val pr_prim_rule : prim_rule -> Pp.std_ppcmds
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