blob: d5af7fc77e73cc330ba81126a4c1f9208fe5650d (
plain) (
tree)
|
|
require 'active_support/ordered_hash'
module Rails
module Rack
# Try a request on several apps; return the first non-404 response.
class Cascade
attr_reader :apps
def initialize(apps)
@apps = ActiveSupport::OrderedHash.new
apps.each { |app| add app }
end
def call(env)
@apps.keys.each do |app|
result = app.call(env)
return result unless result[0].to_i == 404
end
Metal::NotFoundResponse
end
def add(app)
@apps[app] = true
end
def include?(app)
@apps.include?(app)
end
end
end
end
|