From 9cdcd76c6b053dd5472d95b4029329cd15d9845c Mon Sep 17 00:00:00 2001
From: jmt <jmt>
Date: Fri, 6 Nov 2009 23:12:35 +0000
Subject: [PATCH] Make Nasal airportinfo() tolerant of invalid airport idents.

---
 src/Scripting/NasalSys.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Scripting/NasalSys.cxx b/src/Scripting/NasalSys.cxx
index c893d0510..502a406b2 100644
--- a/src/Scripting/NasalSys.cxx
+++ b/src/Scripting/NasalSys.cxx
@@ -555,7 +555,9 @@ static naRef f_airportinfo(naContext c, naRef me, int argc, naRef* args)
             // user provided an <id>, hopefully
             apt = FGAirport::findByIdent(s);
             if (!apt) {
-                naRuntimeError(c, "airportinfo() couldn't find airport: %s", s);
+                // return nil here, but don't raise a runtime error; this is a
+                // legitamate way to validate an ICAO code, for example in a
+                // dialog box or similar.
                 return naNil();
             }
         }
-- 
2.39.5