From 96f290eb40a3095713baef2580d0fac72c7d3f77 Mon Sep 17 00:00:00 2001
From: Philippe PITTOLI <karchnu@karchnu.fr>
Date: Mon, 6 May 2024 11:38:22 +0200
Subject: [PATCH] Add a warning message on directed graphs.

---
 src/dodb/directed_graph.cr | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/dodb/directed_graph.cr b/src/dodb/directed_graph.cr
index 6c39c74..e80f990 100644
--- a/src/dodb/directed_graph.cr
+++ b/src/dodb/directed_graph.cr
@@ -3,6 +3,8 @@ require "json"
 
 require "./indexer.cr"
 
+# WARNING: this code hasn't been reviewed nor used in years.
+
 class DODB::DirectedGraph(V) < DODB::Indexer(V)
 	property name         : String
 	property key_proc     : Proc(V, Array(String))