diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal/responder.rb')
-rw-r--r-- | actionpack/lib/action_controller/metal/responder.rb | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/actionpack/lib/action_controller/metal/responder.rb b/actionpack/lib/action_controller/metal/responder.rb index 891819968b..5096558c67 100644 --- a/actionpack/lib/action_controller/metal/responder.rb +++ b/actionpack/lib/action_controller/metal/responder.rb @@ -22,7 +22,7 @@ module ActionController #:nodoc: # # 3) if the responder does not <code>respond_to :to_xml</code>, call <code>#to_format</code> on it. # - # === Builtin HTTP verb semantics + # === Built-in HTTP verb semantics # # The default \Rails responder holds semantics for each HTTP verb. Depending on the # content type, verb and the resource status, it will behave differently. @@ -97,8 +97,12 @@ module ActionController #:nodoc: # # This will return status 201 if the task was saved successfully. If not, # it will simply ignore the given options and return status 422 and the - # resource errors. To customize the failure scenario, you can pass a - # a block to <code>respond_with</code>: + # resource errors. You can also override the location to redirect to: + # + # respond_with(@project, location: root_path) + # + # To customize the failure scenario, you can pass a block to + # <code>respond_with</code>: # # def create # @project = Project.find(params[:project_id]) @@ -140,7 +144,7 @@ module ActionController #:nodoc: undef_method(:to_json) if method_defined?(:to_json) undef_method(:to_yaml) if method_defined?(:to_yaml) - # Initializes a new responder an invoke the proper format. If the format is + # Initializes a new responder and invokes the proper format. If the format is # not defined, call to_format. # def self.call(*args) @@ -198,6 +202,7 @@ module ActionController #:nodoc: # This is the common behavior for formats associated with APIs, such as :xml and :json. def api_behavior(error) raise error unless resourceful? + raise MissingRenderer.new(format) unless has_renderer? if get? display resource @@ -265,6 +270,11 @@ module ActionController #:nodoc: resource.respond_to?(:errors) && !resource.errors.empty? end + # Check whether the necessary Renderer is available + def has_renderer? + Renderers::RENDERERS.include?(format) + end + # By default, render the <code>:edit</code> action for HTML requests with errors, unless # the verb was POST. # |