add warning in uri_for for undefined args

[catagits/Catalyst-Runtime.git] / lib / Catalyst.pm

diff --git a/lib/Catalyst.pm b/lib/Catalyst.pm
index e20a2cf..284f114 100644 (file)
--- a/lib/Catalyst.pm
+++ b/lib/Catalyst.pm
@@ -931,6 +931,7 @@ sub uri_for {
     my $params =
       ( scalar @args && ref $args[$#args] eq 'HASH' ? pop @args : {} );
 
+    carp "uri_for called with undef argument" if grep { ! defined $_ } @args;
     s/([^$URI::uric])/$URI::Escape::escapes{$1}/go for @args;
 
     unshift(@args, $path);