use more nested helpers in recipes

mojolicious · Sep 3, 2014 · 9faf4ff · 9faf4ff
1 parent 8747ad9
commit 9faf4ff
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Showing 2 changed files with 6 additions and 5 deletions.
diff --git a/lib/Mojolicious.pm b/lib/Mojolicious.pm
@@ -141,7 +141,7 @@ sub helper {
   my ($self, $name, $cb) = @_;
   my $r = $self->renderer;
   $self->log->debug(qq{Helper "$name" already exists, replacing.})
-    if $r->get_helper($name);
+    if exists $r->helpers->{$name};
   $r->add_helper($name => $cb);
 }
 

diff --git a/lib/Mojolicious/Guides/Cookbook.pod b/lib/Mojolicious/Guides/Cookbook.pod
@@ -1242,16 +1242,17 @@ application, you can use application specific plugins.
   $ touch lib/MyApp/Plugin/MyHelpers.pm
 
 They work just like normal plugins and are also subclasses of
-L<Mojolicious::Plugin>.
+L<Mojolicious::Plugin>, nested helpers with a prefix based on the plugin name
+are an easy way to avoid conflicts.
 
   package MyApp::Plugin::MyHelpers;
   use Mojo::Base 'Mojolicious::Plugin';
 
   sub register {
     my ($self, $app) = @_;
-    $app->helper(render_with_header => sub {
+    $app->helper('my_helpers.render_with_header' => sub {
       my ($c, @args) = @_;
-      $c->res->headers->header('X-Mojo' => 'I <3 Mojolicious!')
+      $c->res->headers->header('X-Mojo' => 'I <3 Mojolicious!');
       $c->render(@args);
     });
   }
@@ -1270,7 +1271,7 @@ name.
 
   get '/' => sub {
     my $c = shift;
-    $c->render_with_header(text => 'I ♥ Mojolicious!');
+    $c->my_helpers->render_with_header(text => 'I ♥ Mojolicious!');
   };
 
   app->start;