class Rhod::Middleware
Public Class Methods
new()
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# File lib/rhod/middleware.rb, line 4 def initialize @stack = [] end
Public Instance Methods
build_stack()
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# File lib/rhod/middleware.rb, line 12 def build_stack @stack = @stack.map do |current_middleware| klass, args, block = current_middleware if klass.is_a?(Class) klass.new(*args, &block) else raise Rhod::InvalidMiddleware, "Unable to call middleware #{current_middleware}" end end end
on(event, env)
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# File lib/rhod/middleware.rb, line 24 def on(event, env) @stack.reduce(env) do |e, current_middleware| if current_middleware.respond_to?(:on) e = current_middleware.on(event, e) end e end end
use(middleware, *args, &block)
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# File lib/rhod/middleware.rb, line 8 def use(middleware, *args, &block) @stack << [middleware, args, block] end