renamed module "logger" to "cicLogger" to avoid confusion with user

[helm.git] / helm / ocaml / cic_proof_checking / cicLogger.ml

diff --git a/helm/ocaml/cic_proof_checking/cicLogger.ml b/helm/ocaml/cic_proof_checking/cicLogger.ml
new file mode 100644 (file)
index 0000000..9fc983f
--- /dev/null
+++ b/helm/ocaml/cic_proof_checking/cicLogger.ml
@@ -0,0 +1,66 @@
+(* 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 msg =
+ [ `Start_type_checking of UriManager.uri
+ | `Type_checking_completed of UriManager.uri
+ | `Trusting of UriManager.uri
+ ]
+;;
+
+let log_to_html ~print_and_flush =
+ let module U = UriManager in
+  let indent = ref 0 in
+   let mkindent () = 
+    String.make !indent ' '
+   in
+    function
+     | `Start_type_checking uri ->
+         print_and_flush (
+          mkindent () ^
+          "<div style=\"margin-left: " ^
+          string_of_float (float_of_int !indent *. 0.5) ^ "cm\">" ^
+          "Type-Checking of " ^ (U.string_of_uri uri) ^ " started</div>\n"
+         ) ;
+         incr indent
+     | `Type_checking_completed uri ->
+         decr indent ;
+         print_and_flush (
+           mkindent () ^
+          "<div style=\"color: green ; margin-left: " ^
+          string_of_float (float_of_int !indent *. 0.5) ^ "cm\">" ^
+          "Type-Checking of " ^ (U.string_of_uri uri) ^ " completed.</div>\n"
+         )
+     | `Trusting uri ->
+         print_and_flush (
+           mkindent () ^
+          "<div style=\"color: blue ; margin-left: " ^
+          string_of_float (float_of_int !indent *. 0.5) ^ "cm\">" ^
+          (U.string_of_uri uri) ^ " is trusted.</div>\n"
+         )
+;;
+
+let log_callback = ref (function (_:msg) -> ())
+let log msg = !log_callback msg;;