jbe@316: --[[--
jbe@316: request.initialize()
jbe@316: 
jbe@316: Executes all request initializers. Request initializers are added (and executed) using the request.for_each(...) call. Calling request.configure(...) before invoking request.initialize() for the first time also adds a request initializer.
jbe@316: 
jbe@316: --]]--
jbe@316: function request.initialize()
jbe@316:   _G.app = {}  -- may be overwritten or modified by request initializers
jbe@316:   do
jbe@316:     request._in_progress = true  -- NOTE: must be set to true before initializer functions are called
jbe@316:     for i, func in ipairs(request._initializers) do
jbe@316:       func()
jbe@316:     end
jbe@316:   end
jbe@316: end