(************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) (* red | FBeta :: lf -> add_flag { red with rBeta = true } lf | FIota :: lf -> add_flag { red with rIota = true } lf | FZeta :: lf -> add_flag { red with rZeta = true } lf | FConst l :: lf -> if red.rDelta then error "Cannot set both constants to unfold and constants not to unfold"; add_flag { red with rConst = list_union red.rConst l } lf | FDeltaBut l :: lf -> if red.rConst <> [] & not red.rDelta then error "Cannot set both constants to unfold and constants not to unfold"; add_flag { red with rConst = list_union red.rConst l; rDelta = true } lf in add_flag {rBeta = false; rIota = false; rZeta = false; rDelta = false; rConst = []} type hyp_location_flag = (* To distinguish body and type of local defs *) | InHyp | InHypTypeOnly | InHypValueOnly type 'a raw_hyp_location = 'a with_occurrences * hyp_location_flag type 'a induction_arg = | ElimOnConstr of 'a | ElimOnIdent of identifier located | ElimOnAnonHyp of int type inversion_kind = | SimpleInversion | FullInversion | FullInversionClear type ('c,'id) inversion_strength = | NonDepInversion of inversion_kind * 'id list * intro_pattern_expr | DepInversion of inversion_kind * 'c option * intro_pattern_expr | InversionUsing of 'c * 'id list type ('a,'b) location = HypLocation of 'a | ConclLocation of 'b type 'id message_token = | MsgString of string | MsgInt of int | MsgIdent of 'id type 'id gsimple_clause = ('id raw_hyp_location) option (* onhyps: [None] means *on every hypothesis* [Some l] means on hypothesis belonging to l *) type 'id gclause = { onhyps : 'id raw_hyp_location list option; onconcl : bool; concl_occs : int or_var list } let nowhere = {onhyps=Some[]; onconcl=false; concl_occs=[]} let simple_clause_of = function { onhyps = Some[scl]; onconcl = false } -> Some scl | { onhyps = Some []; onconcl = true; concl_occs=[] } -> None | _ -> error "not a simple clause (one hypothesis or conclusion)" type pattern_expr = constr_expr (* Type of patterns *) type 'a match_pattern = | Term of 'a | Subterm of identifier option * 'a (* Type of hypotheses for a Match Context rule *) type 'a match_context_hyps = | Hyp of name located * 'a match_pattern (* Type of a Match rule for Match Context and Match *) type ('a,'t) match_rule = | Pat of 'a match_context_hyps list * 'a match_pattern * 't | All of 't type ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_atomic_tactic_expr = (* Basic tactics *) | TacIntroPattern of intro_pattern_expr list | TacIntrosUntil of quantified_hypothesis | TacIntroMove of identifier option * identifier located option | TacAssumption | TacExact of 'constr | TacExactNoCheck of 'constr | TacApply of 'constr with_bindings | TacElim of 'constr with_bindings * 'constr with_bindings option | TacElimType of 'constr | TacCase of 'constr with_bindings | TacCaseType of 'constr | TacFix of identifier option * int | TacMutualFix of identifier * int * (identifier * int * 'constr) list | TacCofix of identifier option | TacMutualCofix of identifier * (identifier * 'constr) list | TacCut of 'constr | TacAssert of 'tac option * intro_pattern_expr * 'constr | TacGeneralize of 'constr list | TacGeneralizeDep of 'constr | TacLetTac of name * 'constr * 'id gclause (* | TacInstantiate of int * 'constr * (('id * hyp_location_flag,unit) location) *) (* Derived basic tactics *) | TacSimpleInduction of quantified_hypothesis | TacNewInduction of 'constr induction_arg list * 'constr with_bindings option * intro_pattern_expr | TacSimpleDestruct of quantified_hypothesis | TacNewDestruct of 'constr induction_arg list * 'constr with_bindings option * intro_pattern_expr | TacDoubleInduction of quantified_hypothesis * quantified_hypothesis | TacDecomposeAnd of 'constr | TacDecomposeOr of 'constr | TacDecompose of 'ind list * 'constr | TacSpecialize of int option * 'constr with_bindings | TacLApply of 'constr (* Automation tactics *) | TacTrivial of 'constr list * string list option | TacAuto of int or_var option * 'constr list * string list option | TacAutoTDB of int option | TacDestructHyp of (bool * identifier located) | TacDestructConcl | TacSuperAuto of (int option * reference list * bool * bool) | TacDAuto of int or_var option * int option (* Context management *) | TacClear of bool * 'id list | TacClearBody of 'id list | TacMove of bool * 'id * 'id | TacRename of 'id * 'id (* Constructors *) | TacLeft of 'constr bindings | TacRight of 'constr bindings | TacSplit of bool * 'constr bindings | TacAnyConstructor of 'tac option | TacConstructor of int or_metaid * 'constr bindings (* Conversion *) | TacReduce of ('constr,'cst) red_expr_gen * 'id gclause | TacChange of 'constr with_occurrences option * 'constr * 'id gclause (* Equivalence relations *) | TacReflexivity | TacSymmetry of 'id gclause | TacTransitivity of 'constr (* Equality and inversion *) | TacRewrite of bool * 'constr with_bindings * 'id gclause | TacInversion of ('constr,'id) inversion_strength * quantified_hypothesis (* For ML extensions *) | TacExtend of loc * string * ('constr,'tac) generic_argument list (* For syntax extensions *) | TacAlias of loc * string * (identifier * ('constr,'tac) generic_argument) list * (dir_path * glob_tactic_expr) and ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr = | TacAtom of loc * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_atomic_tactic_expr | TacThen of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacThens of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr list | TacFirst of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr list | TacComplete of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacSolve of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr list | TacTry of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacOrelse of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacDo of int or_var * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacRepeat of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacProgress of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacAbstract of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr * identifier option | TacId of 'id message_token list | TacFail of int or_var * 'id message_token list | TacInfo of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacLetRecIn of (identifier located * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_fun_ast) list * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacLetIn of (identifier located * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr option * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_arg) list * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr | TacMatch of lazy_flag * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr * ('pat,('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr) match_rule list | TacMatchContext of lazy_flag * direction_flag * ('pat,('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr) match_rule list | TacFun of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_fun_ast | TacArg of ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_arg and ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_fun_ast = identifier option list * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_expr (* These are possible arguments of a tactic definition *) and ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_arg = | TacDynamic of loc * Dyn.t | TacVoid | MetaIdArg of loc * string | ConstrMayEval of ('constr,'cst) may_eval | IntroPattern of intro_pattern_expr | Reference of 'ref | Integer of int | TacCall of loc * 'ref * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_arg list | TacExternal of loc * string * string * ('constr,'pat,'cst,'ind,'ref,'id,'tac) gen_tactic_arg list | TacFreshId of string option | Tacexp of 'tac (* Globalized tactics *) and glob_tactic_expr = (rawconstr_and_expr, constr_pattern, evaluable_global_reference and_short_name or_var, inductive or_var, ltac_constant located or_var, identifier located, glob_tactic_expr) gen_tactic_expr type raw_tactic_expr = (constr_expr, pattern_expr, reference, reference, reference, identifier located or_metaid, raw_tactic_expr) gen_tactic_expr type raw_atomic_tactic_expr = (constr_expr, (* constr *) pattern_expr, (* pattern *) reference, (* evaluable reference *) reference, (* inductive *) reference, (* ltac reference *) identifier located or_metaid, (* identifier *) raw_tactic_expr) gen_atomic_tactic_expr type raw_tactic_arg = (constr_expr, pattern_expr, reference, reference, reference, identifier located or_metaid, raw_tactic_expr) gen_tactic_arg type raw_generic_argument = (constr_expr,raw_tactic_expr) generic_argument type raw_red_expr = (constr_expr, reference) red_expr_gen type glob_atomic_tactic_expr = (rawconstr_and_expr, constr_pattern, evaluable_global_reference and_short_name or_var, inductive or_var, ltac_constant located or_var, identifier located, glob_tactic_expr) gen_atomic_tactic_expr type glob_tactic_arg = (rawconstr_and_expr, constr_pattern, evaluable_global_reference and_short_name or_var, inductive or_var, ltac_constant located or_var, identifier located, glob_tactic_expr) gen_tactic_arg type glob_generic_argument = (rawconstr_and_expr,glob_tactic_expr) generic_argument type glob_red_expr = (rawconstr_and_expr, evaluable_global_reference or_var) red_expr_gen type closed_raw_generic_argument = (constr_expr,raw_tactic_expr) generic_argument type 'a raw_abstract_argument_type = ('a,rlevel,raw_tactic_expr) abstract_argument_type type 'a glob_abstract_argument_type = ('a,glevel,glob_tactic_expr) abstract_argument_type type open_generic_argument = (Term.constr,glob_tactic_expr) generic_argument type closed_generic_argument = (Term.constr,glob_tactic_expr) generic_argument type 'a closed_abstract_argument_type = ('a,Term.constr,glob_tactic_expr) abstract_argument_type type declaration_hook = Decl_kinds.strength -> global_reference -> unit