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rails--rails/actionpack/lib/action_dispatch/middleware/callbacks.rb

32 lines
691 B
Ruby

require 'active_support/core_ext/module/delegation'
module ActionDispatch
# Provide callbacks to be executed before and after the request dispatch.
class Callbacks
include ActiveSupport::Callbacks
define_callbacks :call, :rescuable => true
class << self
delegate :to_prepare, :to_cleanup, :to => "ActionDispatch::Reloader"
end
def self.before(*args, &block)
set_callback(:call, :before, *args, &block)
end
def self.after(*args, &block)
set_callback(:call, :after, *args, &block)
end
def initialize(app)
@app = app
end
def call(env)
run_callbacks :call do
@app.call(env)
end
end
end
end