(************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) (* dummy_loc then let (b,_) = unloc loc in pr_located pr_id (make_loc (b,b+String.length(string_of_id id)),id) else pr_id id let string_of_fqid fqid = String.concat "." (List.map string_of_id fqid) let pr_fqid fqid = str (string_of_fqid fqid) let pr_lfqid (loc,fqid) = if loc <> dummy_loc then let (b,_) = unloc loc in pr_located pr_fqid (make_loc (b,b+String.length(string_of_fqid fqid)),fqid) else pr_fqid fqid let pr_lname = function (loc,Name id) -> pr_lident (loc,id) | lna -> pr_located pr_name lna let pr_smart_global = pr_or_by_notation pr_reference let pr_ltac_ref = Libnames.pr_reference let pr_module = Libnames.pr_reference let pr_import_module = Libnames.pr_reference let sep_end () = str"." (* Warning: [pr_raw_tactic] globalises and fails if globalisation fails *) let pr_raw_tactic_env l env t = pr_glob_tactic env (Tacinterp.glob_tactic_env l env t) let pr_gen env t = pr_raw_generic pr_constr_expr pr_lconstr_expr (pr_raw_tactic_level env) pr_constr_expr pr_reference t let pr_raw_tactic tac = pr_raw_tactic (Global.env()) tac let rec extract_signature = function | [] -> [] | Egrammar.GramNonTerminal (_,t,_,_) :: l -> t :: extract_signature l | _::l -> extract_signature l let rec match_vernac_rule tys = function [] -> raise Not_found | pargs::rls -> if extract_signature pargs = tys then pargs else match_vernac_rule tys rls let sep = fun _ -> spc() let sep_v2 = fun _ -> str"," ++ spc() let pr_ne_sep sep pr = function [] -> mt() | l -> sep() ++ pr l let pr_set_entry_type = function | ETName -> str"ident" | ETReference -> str"global" | ETPattern -> str"pattern" | ETConstr _ -> str"constr" | ETOther (_,e) -> str e | ETBigint -> str "bigint" | ETBinder true -> str "binder" | ETBinder false -> str "closed binder" | ETBinderList _ | ETConstrList _ -> failwith "Internal entry type" let strip_meta id = let s = string_of_id id in if s.[0]='$' then id_of_string (String.sub s 1 (String.length s - 1)) else id let pr_production_item = function | TacNonTerm (loc,nt,Some (p,sep)) -> let pp_sep = if sep <> "" then str "," ++ quote (str sep) else mt () in str nt ++ str"(" ++ pr_id (strip_meta p) ++ pp_sep ++ str")" | TacNonTerm (loc,nt,None) -> str nt | TacTerm s -> qs s let pr_comment pr_c = function | CommentConstr c -> pr_c c | CommentString s -> qs s | CommentInt n -> int n let pr_in_out_modules = function | SearchInside l -> spc() ++ str"inside" ++ spc() ++ prlist_with_sep sep pr_module l | SearchOutside [] -> mt() | SearchOutside l -> spc() ++ str"outside" ++ spc() ++ prlist_with_sep sep pr_module l let pr_search_about (b,c) = (if b then str "-" else mt()) ++ match c with | SearchSubPattern p -> pr_constr_pattern_expr p | SearchString (s,sc) -> qs s ++ pr_opt (fun sc -> str "%" ++ str sc) sc let pr_search a b pr_p = match a with | SearchHead c -> str"Search" ++ spc() ++ pr_p c ++ pr_in_out_modules b | SearchPattern c -> str"SearchPattern" ++ spc() ++ pr_p c ++ pr_in_out_modules b | SearchRewrite c -> str"SearchRewrite" ++ spc() ++ pr_p c ++ pr_in_out_modules b | SearchAbout sl -> str"SearchAbout" ++ spc() ++ str "[" ++ prlist_with_sep spc pr_search_about sl ++ str "]" ++ pr_in_out_modules b let pr_locality_full = function | None -> mt() | Some true -> str"Local " | Some false -> str"Global " let pr_locality local = if local then str "Local " else str "" let pr_non_locality local = if local then str "" else str "Global " let pr_section_locality local = if Lib.sections_are_opened () && not local then str "Global " else if not (Lib.sections_are_opened ()) && local then str "Local " else mt () let pr_explanation (e,b,f) = let a = match e with | ExplByPos (n,_) -> anomaly "No more supported" | ExplByName id -> pr_id id in let a = if f then str"!" ++ a else a in if b then str "[" ++ a ++ str "]" else a let pr_option_ref_value = function | QualidRefValue id -> pr_reference id | StringRefValue s -> qs s let pr_printoption table b = prlist_with_sep spc str table ++ pr_opt (prlist_with_sep sep pr_option_ref_value) b let pr_set_option a b = let pr_opt_value = function | IntValue None -> assert false (* This should not happen because of the grammar *) | IntValue (Some n) -> spc() ++ int n | StringValue s -> spc() ++ str s | BoolValue b -> mt() in pr_printoption a None ++ pr_opt_value b let pr_topcmd _ = str"(* : No printer for toplevel commands *)" let pr_destruct_location = function | Tacexpr.ConclLocation () -> str"Conclusion" | Tacexpr.HypLocation b -> if b then str"Discardable Hypothesis" else str"Hypothesis" let pr_opt_hintbases l = match l with | [] -> mt() | _ as z -> str":" ++ spc() ++ prlist_with_sep sep str z let pr_hints local db h pr_c pr_pat = let opth = pr_opt_hintbases db in let pph = match h with | HintsResolve l -> str "Resolve " ++ prlist_with_sep sep (fun (pri, _, c) -> pr_c c ++ match pri with Some x -> spc () ++ str"(" ++ int x ++ str")" | None -> mt ()) l | HintsImmediate l -> str"Immediate" ++ spc() ++ prlist_with_sep sep pr_c l | HintsUnfold l -> str "Unfold " ++ prlist_with_sep sep pr_reference l | HintsTransparency (l, b) -> str (if b then "Transparent " else "Opaque ") ++ prlist_with_sep sep pr_reference l | HintsConstructors c -> str"Constructors" ++ spc() ++ prlist_with_sep spc pr_reference c | HintsExtern (n,c,tac) -> let pat = match c with None -> mt () | Some pat -> pr_pat pat in str "Extern" ++ spc() ++ int n ++ spc() ++ pat ++ str" =>" ++ spc() ++ pr_raw_tactic tac in hov 2 (str"Hint "++pr_locality local ++ pph ++ opth) let pr_with_declaration pr_c = function | CWith_Definition (id,c) -> let p = pr_c c in str"Definition" ++ spc() ++ pr_lfqid id ++ str" := " ++ p | CWith_Module (id,qid) -> str"Module" ++ spc() ++ pr_lfqid id ++ str" := " ++ pr_located pr_qualid qid let rec pr_module_ast pr_c = function | CMident qid -> spc () ++ pr_located pr_qualid qid | CMwith (_,mty,decl) -> let m = pr_module_ast pr_c mty in let p = pr_with_declaration pr_c decl in m ++ spc() ++ str"with" ++ spc() ++ p | CMapply (_,me1,(CMident _ as me2)) -> pr_module_ast pr_c me1 ++ spc() ++ pr_module_ast pr_c me2 | CMapply (_,me1,me2) -> pr_module_ast pr_c me1 ++ spc() ++ hov 1 (str"(" ++ pr_module_ast pr_c me2 ++ str")") let pr_annot { ann_inline = ann; ann_scope_subst = scl } = let sep () = if scl=[] then mt () else str "," in if ann = DefaultInline && scl = [] then mt () else str " [" ++ (match ann with | DefaultInline -> mt () | NoInline -> str "no inline" ++ sep () | InlineAt i -> str "inline at level " ++ int i ++ sep ()) ++ prlist_with_sep (fun () -> str ", ") (fun (sc1,sc2) -> str ("scope "^sc1^" to "^sc2)) scl ++ str "]" let pr_module_ast_inl pr_c (mast,ann) = pr_module_ast pr_c mast ++ pr_annot ann let pr_of_module_type prc = function | Enforce mty -> str ":" ++ pr_module_ast_inl prc mty | Check mtys -> prlist_strict (fun m -> str "<:" ++ pr_module_ast_inl prc m) mtys let pr_require_token = function | Some true -> str "Export " | Some false -> str "Import " | None -> mt() let pr_module_vardecls pr_c (export,idl,(mty,inl)) = let m = pr_module_ast pr_c mty in (* Update the Nametab for interpreting the body of module/modtype *) let lib_dir = Lib.library_dp() in List.iter (fun (_,id) -> Declaremods.process_module_bindings [id] [make_mbid lib_dir id, (Modintern.interp_modtype (Global.env()) mty, inl)]) idl; (* Builds the stream *) spc() ++ hov 1 (str"(" ++ pr_require_token export ++ prlist_with_sep spc pr_lident idl ++ str":" ++ m ++ str")") let pr_module_binders l pr_c = (* Effet de bord complexe pour garantir la declaration des noms des modules parametres dans la Nametab des l'appel de pr_module_binders malgre l'aspect paresseux des streams *) let ml = List.map (pr_module_vardecls pr_c) l in prlist (fun id -> id) ml let pr_module_binders_list l pr_c = pr_module_binders l pr_c let pr_type_option pr_c = function | CHole (loc, k) -> mt() | _ as c -> brk(0,2) ++ str":" ++ pr_c c let pr_decl_notation prc ((loc,ntn),c,scopt) = fnl () ++ str "where " ++ qs ntn ++ str " := " ++ prc c ++ pr_opt (fun sc -> str ": " ++ str sc) scopt let pr_binders_arg = pr_ne_sep spc pr_binders let pr_and_type_binders_arg bl = pr_binders_arg bl let pr_onescheme (idop,schem) = match schem with | InductionScheme (dep,ind,s) -> (match idop with | Some id -> hov 0 (pr_lident id ++ str" :=") ++ spc() | None -> spc () ) ++ hov 0 ((if dep then str"Induction for" else str"Minimality for") ++ spc() ++ pr_smart_global ind) ++ spc() ++ hov 0 (str"Sort" ++ spc() ++ pr_glob_sort s) | CaseScheme (dep,ind,s) -> (match idop with | Some id -> hov 0 (pr_lident id ++ str" :=") ++ spc() | None -> spc () ) ++ hov 0 ((if dep then str"Elimination for" else str"Case for") ++ spc() ++ pr_smart_global ind) ++ spc() ++ hov 0 (str"Sort" ++ spc() ++ pr_glob_sort s) | EqualityScheme ind -> (match idop with | Some id -> hov 0 (pr_lident id ++ str" :=") ++ spc() | None -> spc() ) ++ hov 0 (str"Equality for") ++ spc() ++ pr_smart_global ind let begin_of_inductive = function [] -> 0 | (_,((loc,_),_))::_ -> fst (unloc loc) let pr_class_rawexpr = function | FunClass -> str"Funclass" | SortClass -> str"Sortclass" | RefClass qid -> pr_smart_global qid let pr_assumption_token many = function | (Local,Logical) -> str (if many then "Hypotheses" else "Hypothesis") | (Local,Definitional) -> str (if many then "Variables" else "Variable") | (Global,Logical) -> str (if many then "Axioms" else "Axiom") | (Global,Definitional) -> str (if many then "Parameters" else "Parameter") | (Global,Conjectural) -> str"Conjecture" | (Local,Conjectural) -> anomaly "Don't know how to beautify a local conjecture" let pr_params pr_c (xl,(c,t)) = hov 2 (prlist_with_sep sep pr_lident xl ++ spc() ++ (if c then str":>" else str":" ++ spc() ++ pr_c t)) let rec factorize = function | [] -> [] | (c,(idl,t))::l -> match factorize l with | (xl,t')::l' when t' = (c,t) -> (idl@xl,t')::l' | l' -> (idl,(c,t))::l' let pr_ne_params_list pr_c l = match factorize l with | [p] -> pr_params pr_c p | l -> prlist_with_sep spc (fun p -> hov 1 (str "(" ++ pr_params pr_c p ++ str ")")) l (* prlist_with_sep pr_semicolon (pr_params pr_c) *) let pr_thm_token k = str (string_of_theorem_kind k) let pr_syntax_modifier = function | SetItemLevel (l,NextLevel) -> prlist_with_sep sep_v2 str l ++ spc() ++ str"at next level" | SetItemLevel (l,NumLevel n) -> prlist_with_sep sep_v2 str l ++ spc() ++ str"at level" ++ spc() ++ int n | SetLevel n -> str"at level" ++ spc() ++ int n | SetAssoc LeftA -> str"left associativity" | SetAssoc RightA -> str"right associativity" | SetAssoc NonA -> str"no associativity" | SetEntryType (x,typ) -> str x ++ spc() ++ pr_set_entry_type typ | SetOnlyParsing -> str"only parsing" | SetFormat s -> str"format " ++ pr_located qs s let pr_syntax_modifiers = function | [] -> mt() | l -> spc() ++ hov 1 (str"(" ++ prlist_with_sep sep_v2 pr_syntax_modifier l ++ str")") let print_level n = if n <> 0 then str " (at level " ++ int n ++ str ")" else mt () let pr_grammar_tactic_rule n (_,pil,t) = hov 2 (str "Tactic Notation" ++ print_level n ++ spc() ++ hov 0 (prlist_with_sep sep pr_production_item pil ++ spc() ++ str":=" ++ spc() ++ pr_raw_tactic t)) let pr_statement head (id,(bl,c,guard)) = assert (id<>None); hov 1 (head ++ spc() ++ pr_lident (Option.get id) ++ spc() ++ (match bl with [] -> mt() | _ -> pr_binders bl ++ spc()) ++ pr_opt (pr_guard_annot pr_lconstr_expr bl) guard ++ str":" ++ pr_spc_lconstr c) (**************************************) (* Pretty printer for vernac commands *) (**************************************) let make_pr_vernac pr_constr pr_lconstr = let pr_constrarg c = spc () ++ pr_constr c in let pr_lconstrarg c = spc () ++ pr_lconstr c in let pr_intarg n = spc () ++ int n in let pr_oc = function None -> str" :" | Some true -> str" :>" | Some false -> str" :>>" in let pr_record_field ((x, pri), ntn) = let prx = match x with | (oc,AssumExpr (id,t)) -> hov 1 (pr_lname id ++ pr_oc oc ++ spc() ++ pr_lconstr_expr t) | (oc,DefExpr(id,b,opt)) -> (match opt with | Some t -> hov 1 (pr_lname id ++ pr_oc oc ++ spc() ++ pr_lconstr_expr t ++ str" :=" ++ pr_lconstr b) | None -> hov 1 (pr_lname id ++ str" :=" ++ spc() ++ pr_lconstr b)) in let prpri = match pri with None -> mt() | Some i -> str "| " ++ int i in prx ++ prpri ++ prlist (pr_decl_notation pr_constr) ntn in let pr_record_decl b c fs = pr_opt pr_lident c ++ str"{" ++ hv 0 (prlist_with_sep pr_semicolon pr_record_field fs ++ str"}") in let rec pr_vernac = function (* Proof management *) | VernacAbortAll -> str "Abort All" | VernacRestart -> str"Restart" | VernacUnfocus -> str"Unfocus" | VernacUnfocused -> str"Unfocused" | VernacGoal c -> str"Goal" ++ pr_lconstrarg c | VernacAbort id -> str"Abort" ++ pr_opt pr_lident id | VernacUndo i -> if i=1 then str"Undo" else str"Undo" ++ pr_intarg i | VernacUndoTo i -> str"Undo" ++ spc() ++ str"To" ++ pr_intarg i | VernacBacktrack (i,j,k) -> str "Backtrack" ++ spc() ++ prlist_with_sep sep int [i;j;k] | VernacFocus i -> str"Focus" ++ pr_opt int i | VernacShow s -> let pr_goal_reference = function | OpenSubgoals -> mt () | NthGoal n -> spc () ++ int n | GoalId n -> spc () ++ str n in let pr_showable = function | ShowGoal n -> str"Show" ++ pr_goal_reference n | ShowGoalImplicitly n -> str"Show Implicit Arguments" ++ pr_opt int n | ShowProof -> str"Show Proof" | ShowNode -> str"Show Node" | ShowScript -> str"Show Script" | ShowExistentials -> str"Show Existentials" | ShowTree -> str"Show Tree" | ShowProofNames -> str"Show Conjectures" | ShowIntros b -> str"Show " ++ (if b then str"Intros" else str"Intro") | ShowMatch id -> str"Show Match " ++ pr_lident id | ShowThesis -> str "Show Thesis" in pr_showable s | VernacCheckGuard -> str"Guarded" (* Resetting *) | VernacResetName id -> str"Reset" ++ spc() ++ pr_lident id | VernacResetInitial -> str"Reset Initial" | VernacBack i -> if i=1 then str"Back" else str"Back" ++ pr_intarg i | VernacBackTo i -> str"BackTo" ++ pr_intarg i (* State management *) | VernacWriteState s -> str"Write State" ++ spc () ++ qs s | VernacRestoreState s -> str"Restore State" ++ spc() ++ qs s (* Control *) | VernacList l -> hov 2 (str"[" ++ spc() ++ prlist (fun v -> pr_located pr_vernac v ++ sep_end () ++ fnl()) l ++ spc() ++ str"]") | VernacLoad (f,s) -> str"Load" ++ if f then (spc() ++ str"Verbose" ++ spc()) else spc() ++ qs s | VernacTime v -> str"Time" ++ spc() ++ pr_vernac v | VernacTimeout(n,v) -> str"Timeout " ++ int n ++ spc() ++ pr_vernac v | VernacFail v -> str"Fail" ++ spc() ++ pr_vernac v (* Syntax *) | VernacTacticNotation (n,r,e) -> pr_grammar_tactic_rule n ("",r,e) | VernacOpenCloseScope (local,opening,sc) -> pr_section_locality local ++ str (if opening then "Open " else "Close ") ++ str "Scope" ++ spc() ++ str sc | VernacDelimiters (sc,key) -> str"Delimit Scope" ++ spc () ++ str sc ++ spc() ++ str "with " ++ str key | VernacBindScope (sc,cll) -> str"Bind Scope" ++ spc () ++ str sc ++ spc() ++ str "with " ++ prlist_with_sep spc pr_class_rawexpr cll | VernacArgumentsScope (local,q,scl) -> let pr_opt_scope = function | None -> str"_" | Some sc -> str sc in pr_section_locality local ++ str"Arguments Scope" ++ spc() ++ pr_smart_global q ++ spc() ++ str"[" ++ prlist_with_sep sep pr_opt_scope scl ++ str"]" | VernacInfix (local,((_,s),mv),q,sn) -> (* A Verifier *) hov 0 (hov 0 (pr_locality local ++ str"Infix " ++ qs s ++ str " :=" ++ pr_constrarg q) ++ pr_syntax_modifiers mv ++ (match sn with | None -> mt() | Some sc -> spc() ++ str":" ++ spc() ++ str sc)) | VernacNotation (local,c,((_,s),l),opt) -> let ps = let n = String.length s in if n > 2 & s.[0] = '\'' & s.[n-1] = '\'' then let s' = String.sub s 1 (n-2) in if String.contains s' '\'' then qs s else str s' else qs s in hov 2 (pr_locality local ++ str"Notation" ++ spc() ++ ps ++ str " :=" ++ pr_constrarg c ++ pr_syntax_modifiers l ++ (match opt with | None -> mt() | Some sc -> str" :" ++ spc() ++ str sc)) | VernacSyntaxExtension (local,(s,l)) -> pr_locality local ++ str"Reserved Notation" ++ spc() ++ pr_located qs s ++ pr_syntax_modifiers l (* Gallina *) | VernacDefinition (d,id,b,f) -> (* A verifier... *) let pr_def_token dk = str (string_of_definition_kind dk) in let pr_reduce = function | None -> mt() | Some r -> str"Eval" ++ spc() ++ pr_red_expr (pr_constr, pr_lconstr, pr_smart_global, pr_constr) r ++ str" in" ++ spc() in let pr_def_body = function | DefineBody (bl,red,body,d) -> let ty = match d with | None -> mt() | Some ty -> spc() ++ str":" ++ pr_spc_lconstr ty in (pr_binders_arg bl,ty,Some (pr_reduce red ++ pr_lconstr body)) | ProveBody (bl,t) -> (pr_binders_arg bl, str" :" ++ pr_spc_lconstr t, None) in let (binds,typ,c) = pr_def_body b in hov 2 (pr_def_token d ++ spc() ++ pr_lident id ++ binds ++ typ ++ (match c with | None -> mt() | Some cc -> str" :=" ++ spc() ++ cc)) | VernacStartTheoremProof (ki,l,_,_) -> hov 1 (pr_statement (pr_thm_token ki) (List.hd l) ++ prlist (pr_statement (spc () ++ str "with")) (List.tl l)) | VernacEndProof Admitted -> str"Admitted" | VernacEndProof (Proved (opac,o)) -> (match o with | None -> if opac then str"Qed" else str"Defined" | Some (id,th) -> (match th with | None -> (if opac then str"Save" else str"Defined") ++ spc() ++ pr_lident id | Some tok -> str"Save" ++ spc() ++ pr_thm_token tok ++ spc() ++ pr_lident id)) | VernacExactProof c -> hov 2 (str"Proof" ++ pr_lconstrarg c) | VernacAssumption (stre,_,l) -> let n = List.length (List.flatten (List.map fst (List.map snd l))) in hov 2 (pr_assumption_token (n > 1) stre ++ spc() ++ pr_ne_params_list pr_lconstr_expr l) | VernacInductive (f,i,l) -> let pr_constructor (coe,(id,c)) = hov 2 (pr_lident id ++ str" " ++ (if coe then str":>" else str":") ++ pr_spc_lconstr c) in let pr_constructor_list b l = match l with | Constructors [] -> mt() | Constructors l -> pr_com_at (begin_of_inductive l) ++ fnl() ++ str (if List.length l = 1 then " " else " | ") ++ prlist_with_sep (fun _ -> fnl() ++ str" | ") pr_constructor l | RecordDecl (c,fs) -> spc() ++ pr_record_decl b c fs in let pr_oneind key (((coe,id),indpar,s,k,lc),ntn) = hov 0 ( str key ++ spc() ++ (if i then str"Infer " else str"") ++ (if coe then str"> " else str"") ++ pr_lident id ++ pr_and_type_binders_arg indpar ++ spc() ++ Option.cata (fun s -> str":" ++ spc() ++ pr_lconstr_expr s) (mt()) s ++ str" :=") ++ pr_constructor_list k lc ++ prlist (pr_decl_notation pr_constr) ntn in let key = let (_,_,_,k,_),_ = List.hd l in match k with Record -> "Record" | Structure -> "Structure" | Inductive_kw -> "Inductive" | CoInductive -> "CoInductive" | Class _ -> "Class" in hov 1 (pr_oneind key (List.hd l)) ++ (prlist (fun ind -> fnl() ++ hov 1 (pr_oneind "with" ind)) (List.tl l)) | VernacFixpoint recs -> let pr_onerec = function | ((loc,id),ro,bl,type_,def),ntn -> let annot = pr_guard_annot pr_lconstr_expr bl ro in pr_id id ++ pr_binders_arg bl ++ annot ++ pr_type_option (fun c -> spc() ++ pr_lconstr_expr c) type_ ++ pr_opt (fun def -> str":=" ++ brk(1,2) ++ pr_lconstr def) def ++ prlist (pr_decl_notation pr_constr) ntn in hov 0 (str "Fixpoint" ++ spc() ++ prlist_with_sep (fun _ -> fnl() ++ str"with ") pr_onerec recs) | VernacCoFixpoint corecs -> let pr_onecorec (((loc,id),bl,c,def),ntn) = pr_id id ++ spc() ++ pr_binders bl ++ spc() ++ str":" ++ spc() ++ pr_lconstr_expr c ++ pr_opt (fun def -> str" :=" ++ brk(1,2) ++ pr_lconstr def) def ++ prlist (pr_decl_notation pr_constr) ntn in hov 0 (str "CoFixpoint" ++ spc() ++ prlist_with_sep (fun _ -> fnl() ++ str"with ") pr_onecorec corecs) | VernacScheme l -> hov 2 (str"Scheme" ++ spc() ++ prlist_with_sep (fun _ -> fnl() ++ str"with ") pr_onescheme l) | VernacCombinedScheme (id, l) -> hov 2 (str"Combined Scheme" ++ spc() ++ pr_lident id ++ spc() ++ str"from" ++ spc() ++ prlist_with_sep (fun _ -> fnl() ++ str", ") pr_lident l) (* Gallina extensions *) | VernacBeginSection id -> hov 2 (str"Section" ++ spc () ++ pr_lident id) | VernacEndSegment id -> hov 2 (str"End" ++ spc() ++ pr_lident id) | VernacRequire (exp,spe,l) -> hov 2 (str "Require" ++ spc() ++ pr_require_token exp ++ (match spe with | None -> mt() | Some flag -> (if flag then str"Specification" else str"Implementation") ++ spc ()) ++ prlist_with_sep sep pr_module l) | VernacImport (f,l) -> (if f then str"Export" else str"Import") ++ spc() ++ prlist_with_sep sep pr_import_module l | VernacCanonical q -> str"Canonical Structure" ++ spc() ++ pr_smart_global q | VernacCoercion (s,id,c1,c2) -> hov 1 ( str"Coercion" ++ (match s with | Local -> spc() ++ str"Local" ++ spc() | Global -> spc()) ++ pr_smart_global id ++ spc() ++ str":" ++ spc() ++ pr_class_rawexpr c1 ++ spc() ++ str">->" ++ spc() ++ pr_class_rawexpr c2) | VernacIdentityCoercion (s,id,c1,c2) -> hov 1 ( str"Identity Coercion" ++ (match s with | Local -> spc() ++ str"Local" ++ spc() | Global -> spc()) ++ pr_lident id ++ spc() ++ str":" ++ spc() ++ pr_class_rawexpr c1 ++ spc() ++ str">->" ++ spc() ++ pr_class_rawexpr c2) | VernacInstance (abst,glob, sup, (instid, bk, cl), props, pri) -> hov 1 ( pr_non_locality (not glob) ++ (if abst then str"Declare " else mt ()) ++ str"Instance" ++ (match snd instid with Name id -> spc () ++ pr_lident (fst instid, id) ++ spc () | Anonymous -> mt ()) ++ pr_and_type_binders_arg sup ++ str":" ++ spc () ++ pr_constr_expr cl ++ spc () ++ (match props with | Some p -> spc () ++ str":=" ++ spc () ++ pr_constr_expr p | None -> mt())) | VernacContext l -> hov 1 ( str"Context" ++ spc () ++ pr_and_type_binders_arg l) | VernacDeclareInstances (glob, ids) -> hov 1 (pr_non_locality (not glob) ++ str"Existing" ++ spc () ++ str(plural (List.length ids) "Instance") ++ spc () ++ prlist_with_sep spc pr_reference ids) | VernacDeclareClass id -> hov 1 (str"Existing" ++ spc () ++ str"Class" ++ spc () ++ pr_reference id) (* Modules and Module Types *) | VernacDefineModule (export,m,bl,tys,bd) -> let b = pr_module_binders_list bl pr_lconstr in hov 2 (str"Module" ++ spc() ++ pr_require_token export ++ pr_lident m ++ b ++ pr_of_module_type pr_lconstr tys ++ (if bd = [] then mt () else str ":= ") ++ prlist_with_sep (fun () -> str " <+ ") (pr_module_ast_inl pr_lconstr) bd) | VernacDeclareModule (export,id,bl,m1) -> let b = pr_module_binders_list bl pr_lconstr in hov 2 (str"Declare Module" ++ spc() ++ pr_require_token export ++ pr_lident id ++ b ++ pr_module_ast_inl pr_lconstr m1) | VernacDeclareModuleType (id,bl,tyl,m) -> let b = pr_module_binders_list bl pr_lconstr in let pr_mt = pr_module_ast_inl pr_lconstr in hov 2 (str"Module Type " ++ pr_lident id ++ b ++ prlist_strict (fun m -> str " <: " ++ pr_mt m) tyl ++ (if m = [] then mt () else str ":= ") ++ prlist_with_sep (fun () -> str " <+ ") pr_mt m) | VernacInclude (mexprs) -> let pr_m = pr_module_ast_inl pr_lconstr in hov 2 (str"Include " ++ prlist_with_sep (fun () -> str " <+ ") pr_m mexprs) (* Solving *) | VernacSolve (i,tac,deftac) -> (if i = 1 then mt() else int i ++ str ": ") ++ pr_raw_tactic tac ++ (try if deftac then str ".." else mt () with UserError _|Loc.Exc_located _ -> mt()) | VernacSolveExistential (i,c) -> str"Existential " ++ int i ++ pr_lconstrarg c (* Auxiliary file and library management *) | VernacRequireFrom (exp,spe,f) -> hov 2 (str"Require" ++ spc() ++ pr_require_token exp ++ (match spe with | None -> mt() | Some false -> str"Implementation" ++ spc() | Some true -> str"Specification" ++ spc ()) ++ qs f) | VernacAddLoadPath (fl,s,d) -> hov 2 (str"Add" ++ (if fl then str" Rec " else spc()) ++ str"LoadPath" ++ spc() ++ qs s ++ (match d with | None -> mt() | Some dir -> spc() ++ str"as" ++ spc() ++ pr_dirpath dir)) | VernacRemoveLoadPath s -> str"Remove LoadPath" ++ qs s | VernacAddMLPath (fl,s) -> str"Add" ++ (if fl then str" Rec " else spc()) ++ str"ML Path" ++ qs s | VernacDeclareMLModule (local, l) -> pr_locality local ++ hov 2 (str"Declare ML Module" ++ spc() ++ prlist_with_sep sep qs l) | VernacChdir s -> str"Cd" ++ pr_opt qs s (* Commands *) | VernacDeclareTacticDefinition (local,rc,l) -> let pr_tac_body (id, redef, body) = let idl, body = match body with | Tacexpr.TacFun (idl,b) -> idl,b | _ -> [], body in pr_ltac_ref id ++ prlist (function None -> str " _" | Some id -> spc () ++ pr_id id) idl ++ (if redef then str" ::=" else str" :=") ++ brk(1,1) ++ let idl = List.map Option.get (List.filter (fun x -> not (x=None)) idl)in pr_raw_tactic_env (idl @ List.map coerce_reference_to_id (List.map (fun (x, _, _) -> x) (List.filter (fun (_, redef, _) -> not redef) l))) (Global.env()) body in hov 1 (pr_locality local ++ str "Ltac " ++ prlist_with_sep (fun () -> fnl() ++ str"with ") pr_tac_body l) | VernacCreateHintDb (local,dbname,b) -> hov 1 (pr_locality local ++ str "Create HintDb " ++ str dbname ++ (if b then str" discriminated" else mt ())) | VernacRemoveHints (local, dbnames, ids) -> hov 1 (pr_locality local ++ str "Remove Hints " ++ prlist_with_sep spc (fun r -> pr_id (coerce_reference_to_id r)) ids ++ pr_opt_hintbases dbnames) | VernacHints (local,dbnames,h) -> pr_hints local dbnames h pr_constr pr_constr_pattern_expr | VernacSyntacticDefinition (id,(ids,c),local,onlyparsing) -> hov 2 (pr_locality local ++ str"Notation " ++ pr_lident id ++ spc () ++ prlist (fun x -> spc() ++ pr_id x) ids ++ str":=" ++ pr_constrarg c ++ pr_syntax_modifiers (if onlyparsing then [SetOnlyParsing] else [])) | VernacDeclareImplicits (local,q,[]) -> hov 2 (pr_section_locality local ++ str"Implicit Arguments" ++ spc() ++ pr_smart_global q) | VernacDeclareImplicits (local,q,impls) -> hov 1 (pr_section_locality local ++ str"Implicit Arguments " ++ spc() ++ pr_smart_global q ++ spc() ++ prlist_with_sep spc (fun imps -> str"[" ++ prlist_with_sep sep pr_explanation imps ++ str"]") impls) | VernacArguments (local, q, impl, nargs, mods) -> hov 2 (pr_section_locality local ++ str"Arguments" ++ spc() ++ pr_smart_global q ++ let pr_s = function None -> str"" | Some (_,s) -> str "%" ++ str s in let pr_if b x = if b then x else str "" in let pr_br imp max x = match imp, max with | true, false -> str "[" ++ x ++ str "]" | true, true -> str "{" ++ x ++ str "}" | _ -> x in let rec aux n l = match n, l with | 0, l -> spc () ++ str"/" ++ aux ~-1 l | _, [] -> mt() | n, (id,k,s,imp,max) :: tl -> spc() ++ pr_br imp max (pr_if k (str"!") ++ pr_name id ++ pr_s s) ++ aux (n-1) tl in prlist_with_sep (fun () -> str", ") (aux nargs) impl ++ if mods <> [] then str" : " else str"" ++ prlist_with_sep (fun () -> str", " ++ spc()) (function | `SimplDontExposeCase -> str "simpl nomatch" | `SimplNeverUnfold -> str "simpl never" | `DefaultImplicits -> str "default implicits" | `Rename -> str "rename" | `ExtraScopes -> str "extra scopes" | `ClearImplicits -> str "clear implicits" | `ClearScopes -> str "clear scopes") mods) | VernacReserve bl -> let n = List.length (List.flatten (List.map fst bl)) in hov 2 (str"Implicit Type" ++ str (if n > 1 then "s " else " ") ++ pr_ne_params_list pr_lconstr_expr (List.map (fun sb -> false,sb) bl)) | VernacGeneralizable (local, g) -> hov 1 (pr_locality local ++ str"Generalizable Variable" ++ match g with | None -> str "s none" | Some [] -> str "s all" | Some idl -> str (if List.length idl > 1 then "s " else " ") ++ prlist_with_sep spc pr_lident idl) | VernacSetOpacity(b,[k,l]) when k=Conv_oracle.transparent -> hov 1 (str"Transparent" ++ pr_non_locality b ++ spc() ++ prlist_with_sep sep pr_smart_global l) | VernacSetOpacity(b,[Conv_oracle.Opaque,l]) -> hov 1 (str"Opaque" ++ pr_non_locality b ++ spc() ++ prlist_with_sep sep pr_smart_global l) | VernacSetOpacity (local,l) -> let pr_lev = function Conv_oracle.Opaque -> str"opaque" | Conv_oracle.Expand -> str"expand" | l when l = Conv_oracle.transparent -> str"transparent" | Conv_oracle.Level n -> int n in let pr_line (l,q) = hov 2 (pr_lev l ++ spc() ++ str"[" ++ prlist_with_sep sep pr_smart_global q ++ str"]") in hov 1 (pr_non_locality local ++ str"Strategy" ++ spc() ++ hv 0 (prlist_with_sep sep pr_line l)) | VernacUnsetOption (l,na) -> hov 1 (pr_locality_full l ++ str"Unset" ++ spc() ++ pr_printoption na None) | VernacSetOption (l,na,v) -> hov 2 (pr_locality_full l ++ str"Set" ++ spc() ++ pr_set_option na v) | VernacAddOption (na,l) -> hov 2 (str"Add" ++ spc() ++ pr_printoption na (Some l)) | VernacRemoveOption (na,l) -> hov 2 (str"Remove" ++ spc() ++ pr_printoption na (Some l)) | VernacMemOption (na,l) -> hov 2 (str"Test" ++ spc() ++ pr_printoption na (Some l)) | VernacPrintOption na -> hov 2 (str"Test" ++ spc() ++ pr_printoption na None) | VernacCheckMayEval (r,io,c) -> let pr_mayeval r c = match r with | Some r0 -> hov 2 (str"Eval" ++ spc() ++ pr_red_expr (pr_constr,pr_lconstr,pr_smart_global, pr_constr) r0 ++ spc() ++ str"in" ++ spc () ++ pr_constr c) | None -> hov 2 (str"Check" ++ spc() ++ pr_constr c) in (if io = None then mt() else int (Option.get io) ++ str ": ") ++ pr_mayeval r c | VernacGlobalCheck c -> hov 2 (str"Type" ++ pr_constrarg c) | VernacDeclareReduction (b,s,r) -> pr_locality b ++ str "Declare Reduction " ++ str s ++ str " := " ++ pr_red_expr (pr_constr,pr_lconstr,pr_smart_global, pr_constr) r | VernacPrint p -> let pr_printable = function | PrintFullContext -> str"Print All" | PrintSectionContext s -> str"Print Section" ++ spc() ++ Libnames.pr_reference s | PrintGrammar ent -> str"Print Grammar" ++ spc() ++ str ent | PrintLoadPath dir -> str"Print LoadPath" ++ pr_opt pr_dirpath dir | PrintModules -> str"Print Modules" | PrintMLLoadPath -> str"Print ML Path" | PrintMLModules -> str"Print ML Modules" | PrintGraph -> str"Print Graph" | PrintClasses -> str"Print Classes" | PrintTypeClasses -> str"Print TypeClasses" | PrintInstances qid -> str"Print Instances" ++ spc () ++ pr_smart_global qid | PrintLtac qid -> str"Print Ltac" ++ spc() ++ pr_ltac_ref qid | PrintCoercions -> str"Print Coercions" | PrintCoercionPaths (s,t) -> str"Print Coercion Paths" ++ spc() ++ pr_class_rawexpr s ++ spc() ++ pr_class_rawexpr t | PrintCanonicalConversions -> str"Print Canonical Structures" | PrintTables -> str"Print Tables" | PrintHintGoal -> str"Print Hint" | PrintHint qid -> str"Print Hint" ++ spc() ++ pr_smart_global qid | PrintHintDb -> str"Print Hint *" | PrintHintDbName s -> str"Print HintDb" ++ spc() ++ str s | PrintRewriteHintDbName s -> str"Print Rewrite HintDb" ++ spc() ++ str s | PrintUniverses (b, fopt) -> Printf.ksprintf str "Print %sUniverses" (if b then "Sorted " else "") ++ pr_opt str fopt | PrintName qid -> str"Print" ++ spc() ++ pr_smart_global qid | PrintModuleType qid -> str"Print Module Type" ++ spc() ++ pr_reference qid | PrintModule qid -> str"Print Module" ++ spc() ++ pr_reference qid | PrintInspect n -> str"Inspect" ++ spc() ++ int n | PrintScopes -> str"Print Scopes" | PrintScope s -> str"Print Scope" ++ spc() ++ str s | PrintVisibility s -> str"Print Visibility" ++ pr_opt str s | PrintAbout qid -> str"About" ++ spc() ++ pr_smart_global qid | PrintImplicit qid -> str"Print Implicit" ++ spc() ++ pr_smart_global qid (* spiwack: command printing all the axioms and section variables used in a term *) | PrintAssumptions (b,qid) -> (if b then str"Print Assumptions" else str"Print Opaque Dependencies") ++ spc() ++ pr_smart_global qid in pr_printable p | VernacSearch (sea,sea_r) -> pr_search sea sea_r pr_constr_pattern_expr | VernacLocate loc -> let pr_locate =function | LocateTerm qid -> pr_smart_global qid | LocateFile f -> str"File" ++ spc() ++ qs f | LocateLibrary qid -> str"Library" ++ spc () ++ pr_module qid | LocateModule qid -> str"Module" ++ spc () ++ pr_module qid | LocateTactic qid -> str"Ltac" ++ spc () ++ pr_ltac_ref qid in str"Locate" ++ spc() ++ pr_locate loc | VernacComments l -> hov 2 (str"Comments" ++ spc() ++ prlist_with_sep sep (pr_comment pr_constr) l) | VernacNop -> mt() (* Toplevel control *) | VernacToplevelControl exn -> pr_topcmd exn (* For extension *) | VernacExtend (s,c) -> pr_extend s c | VernacProof (None, None) -> str "Proof" | VernacProof (None, Some l) -> str "Proof using" ++spc()++ prlist pr_lident l | VernacProof (Some te, None) -> str "Proof with" ++ spc() ++ pr_raw_tactic te | VernacProof (Some te, Some l) -> str "Proof using" ++spc()++ prlist pr_lident l ++ spc() ++ str "with" ++ spc() ++pr_raw_tactic te | VernacProofMode s -> str ("Proof Mode "^s) | VernacBullet b -> begin match b with | Dash -> str"-" | Star -> str"*" | Plus -> str"+" end ++ spc() | VernacSubproof None -> str "{" | VernacSubproof (Some i) -> str "BeginSubproof " ++ pr_int i | VernacEndSubproof -> str "}" and pr_extend s cl = let pr_arg a = try pr_gen (Global.env()) a with Failure _ -> str ("") in try let rls = List.assoc s (Egrammar.get_extend_vernac_grammars()) in let rl = match_vernac_rule (List.map Genarg.genarg_tag cl) rls in let start,rl,cl = match rl with | Egrammar.GramTerminal s :: rl -> str s, rl, cl | Egrammar.GramNonTerminal _ :: rl -> pr_arg (List.hd cl), rl, List.tl cl | [] -> anomaly "Empty entry" in let (pp,_) = List.fold_left (fun (strm,args) pi -> let pp,args = match pi with | Egrammar.GramNonTerminal _ -> (pr_arg (List.hd args), List.tl args) | Egrammar.GramTerminal s -> (str s, args) in (strm ++ spc() ++ pp), args) (start,cl) rl in hov 1 pp with Not_found -> hov 1 (str ("TODO("^s) ++ prlist_with_sep sep pr_arg cl ++ str ")") in pr_vernac let pr_vernac v = make_pr_vernac pr_constr_expr pr_lconstr_expr v ++ sep_end ()