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[helm.git] / components / acic_content / content.mli

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+(* Copyright (C) 2000, HELM Team.
+ * 
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ * 
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * HELM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA  02111-1307, USA.
+ * 
+ * For details, see the HELM World-Wide-Web page,
+ * http://cs.unibo.it/helm/.
+ *)
+
+type id = string;;
+type joint_recursion_kind =
+ [ `Recursive of int list (* decreasing arguments *)
+ | `CoRecursive
+ | `Inductive of int    (* paramsno *)
+ | `CoInductive of int  (* paramsno *)
+ ]
+;;
+
+type var_or_const = Var | Const;;
+
+type 'term declaration =
+       { dec_name : string option;
+         dec_id : id ;
+         dec_inductive : bool;
+         dec_aref : string;
+         dec_type : 'term 
+       }
+;;
+
+type 'term definition =
+       { def_name : string option;
+         def_id : id ;
+         def_aref : string ;
+         def_term : 'term ;
+         def_type : 'term 
+       }
+;;
+
+type 'term inductive =
+       { inductive_id : id ;
+         inductive_name : string;
+         inductive_kind : bool;
+         inductive_type : 'term;
+         inductive_constructors : 'term declaration list
+       }
+;;
+
+type 'term decl_context_element = 
+       [ `Declaration of 'term declaration
+       | `Hypothesis of 'term declaration
+       ]
+;;
+
+type ('term,'proof) def_context_element = 
+       [ `Proof of 'proof
+       | `Definition of 'term definition
+       ]
+;;
+
+type ('term,'proof) in_joint_context_element =
+       [ `Inductive of 'term inductive
+       | 'term decl_context_element
+       | ('term,'proof) def_context_element
+       ]
+;;
+
+type ('term,'proof) joint =
+       { joint_id : id ;
+         joint_kind : joint_recursion_kind ;
+         joint_defs : ('term,'proof) in_joint_context_element list
+       }
+;;
+
+type ('term,'proof) joint_context_element = 
+       [ `Joint of ('term,'proof) joint ]
+;;
+
+type 'term proof = 
+      { proof_name : string option;
+        proof_id   : id ;
+        proof_context : 'term in_proof_context_element list ;
+        proof_apply_context: 'term proof list;
+        proof_conclude : 'term conclude_item
+      }
+
+and 'term in_proof_context_element =
+       [ 'term decl_context_element
+       | ('term,'term proof) def_context_element 
+       | ('term,'term proof) joint_context_element
+       ]
+
+and 'term conclude_item =
+       { conclude_id : id; 
+         conclude_aref : string;
+         conclude_method : string;
+         conclude_args : ('term arg) list ;
+         conclude_conclusion : 'term option 
+       }
+
+and 'term arg =
+         Aux of string
+       | Premise of premise
+       | Lemma of lemma
+       | Term of bool * 'term (* inferrable, term *)
+       | ArgProof of 'term proof
+       | ArgMethod of string (* ???? *)
+
+and premise =
+       { premise_id: id;
+         premise_xref : string ;
+         premise_binder : string option;
+         premise_n : int option;
+       }
+
+and lemma =
+       { lemma_id: id;
+         lemma_name : string;
+         lemma_uri: string
+       }
+;;
+ 
+type 'term conjecture = id * int * 'term context * 'term
+
+and 'term context = 'term hypothesis list
+
+and 'term hypothesis =
+ ['term decl_context_element | ('term,'term proof) def_context_element ] option
+;;
+
+type 'term in_object_context_element =
+       [ `Decl of var_or_const * 'term decl_context_element
+       | `Def of var_or_const * 'term * ('term,'term proof) def_context_element
+       | ('term,'term proof) joint_context_element
+       ]
+;;
+
+type 'term cobj  = 
+        id *                            (* id *)
+        UriManager.uri list *           (* params *)
+        'term conjecture list option *  (* optional metasenv *) 
+        'term in_object_context_element (* actual object *)
+;;