instance method `respond_to`

Ruby on Rails 4.1.16

Since v3.0.20 Last seen in v4.1.16

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16

Compare with:

respond_to(*mimes)

Defines mime types that are rendered by default when invoking respond_with.

respond_to :html, :xml, :json

Specifies that all actions in the controller respond to requests for :html, :xml and :json.

To specify on per-action basis, use :only and :except with an array of actions or a single action:

respond_to :html
respond_to :xml, :json, except: [ :edit ]

This specifies that all actions respond to :html and all actions except :edit respond to :xml and :json.

respond_to :json, only: :create

This specifies that the :create action and no other responds to :json.

Parameters

mimes rest

Source

# File actionpack/lib/action_controller/metal/mime_responds.rb, line 37
      def respond_to(*mimes)
        options = mimes.extract_options!

        only_actions   = Array(options.delete(:only)).map(&:to_s)
        except_actions = Array(options.delete(:except)).map(&:to_s)

        new = mimes_for_respond_to.dup
        mimes.each do |mime|
          mime = mime.to_sym
          new[mime]          = {}
          new[mime][:only]   = only_actions   unless only_actions.empty?
          new[mime][:except] = except_actions unless except_actions.empty?
        end
        self.mimes_for_respond_to = new.freeze
      end

Defined in actionpack/lib/action_controller/metal/mime_responds.rb line 37 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActionController::MimeResponds::ClassMethods

Signature

Parameters