Method: Junkfood::Rack::ChainedRouter#call

Defined in:
lib/junkfood/rack/chained_router.rb

#call(env) ⇒ Object

Parameters:

  • the —

    rack request environment.



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# File 'lib/junkfood/rack/chained_router.rb', line 101

def call(env)
  # Set some defaults if the route set is empty.
  results = [
    HTTP_NOT_FOUND,
    {
      X_CASCADE => PASS,
      CONTENT_TYPE => 'text/plain'
    },
    []]
  # Call each link in chain.
  for link in @chain
    results = link.call env
    return results unless results[1][X_CASCADE] == PASS
  end
  # Return the results of the last link in chain, or the originally
  # set results if chain is empty.
  return results
end