returning undef is a feature

mojolicious · Jun 19, 2014 · 7e6ad47 · 7e6ad47
1 parent d40456b
commit 7e6ad47
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Showing 3 changed files with 6 additions and 4 deletions.
diff --git a/Changes b/Changes
@@ -1,5 +1,5 @@
 
-5.09  2014-06-18
+5.09  2014-06-19
 
 5.08  2014-06-17
   - Added reset method to Mojo::IOLoop.

diff --git a/lib/Mojolicious/Controller.pm b/lib/Mojolicious/Controller.pm
@@ -736,9 +736,9 @@ method does not protect from traversing to parent directories.
 
   my $output = $c->render_to_string('foo/index', format => 'pdf');
 
-Try to render content and return it, all arguments get localized automatically
-and are only available during this render operation, takes the same arguments
-as L</"render">.
+Try to render content and return it or return C<undef>, all arguments get
+localized automatically and are only available during this render operation,
+takes the same arguments as L</"render">.
 
 =head2 rendered
 

diff --git a/t/mojolicious/app.t b/t/mojolicious/app.t
@@ -63,6 +63,8 @@ is $t->app->secrets->[0], $t->app->moniker, 'secret defaults to moniker';
 is $t->app->renderer->template_handler(
   {template => 'foo/bar/index', format => 'html'}), 'epl', 'right handler';
 is $t->app->build_controller->req->url, '', 'no URL';
+is $t->app->build_controller->render_to_string('does_not_exist'), undef,
+  'no result';
 
 # Missing methods and functions (AUTOLOAD)
 eval { $t->app->missing };