class method `self.conditional`

Ruby on Rails 4.1.16

Since v4.1.16 Last seen in v4.2.9

Available in: v4.1.16 v4.2.9

Compare with:

self.conditional(callback_sequence, user_callback, user_conditions)

No documentation comment.

Parameters

callback_sequence req
user_callback req
user_conditions req

Source

# File activesupport/lib/active_support/callbacks.rb, line 314
        def self.conditional(callback_sequence, user_callback, user_conditions)
          callback_sequence.around do |env, &run|
            target = env.target
            value  = env.value

            if user_conditions.all? { |c| c.call(target, value) }
              user_callback.call(target, value) {
                env = run.call env
                env.value
              }
              env
            else
              run.call env
            end
          end
        end

Defined in activesupport/lib/active_support/callbacks.rb line 314 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::Callbacks::Filters::Around

Signature

Parameters