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src/Makefile

@@ -261,7 +261,7 @@ liquidsoap_sources = \
 
 liquidsoap_sources += \
 	lang/type.ml lang/repr.ml lang/typing.ml \
-	lang/profiler.ml lang/term.ml lang/value.ml \
+	lang/profiler.ml lang/term.ml lang/termDB.ml lang/value.ml \
 	lang/lang_encoder.ml $(lang_encoders) \
 	lang/environment.ml lang/typechecking.ml \
 	lang/evaluation.ml lang/error.ml \

src/lang/term.ml

@@ -321,7 +321,7 @@ and pattern =
   | PTuple of pattern list  (** a tuple *)
   | PList of (pattern list * string option * pattern list) (* a list *)
   | PMeth of (pattern option * (string * pattern option) list)
-(* a value with methods *)
+      (** a value with methods *)
 
 type term = t
 

src/lang/termDB.ml

@@ -0,0 +1,23 @@
+(*****************************************************************************
+
+  Liquidsoap, a programmable audio stream generator.
+  Copyright 2003-2022 Savonet team
+
+  This program 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.
+
+  This program 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, fully stated in the COPYING
+  file at the root of the liquidsoap distribution.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+
+ *****************************************************************************)
+
+(** Optimized representation of terms with de Bruijn indices. *)