use symbol keys for path_parameters

actionpack/lib/action_controller/metal/url_for.rb

@@ -27,7 +27,7 @@ def url_options
         :host => request.host,
         :port => request.optional_port,
         :protocol => request.protocol,
-        :_recall => request.symbolized_path_parameters
+        :_recall => request.path_parameters
       }.merge(super).freeze
 
       if (same_origin = _routes.equal?(env["action_dispatch.routes".freeze])) ||

actionpack/lib/action_controller/test_case.rb

@@ -199,7 +199,7 @@ def assign_parameters(routes, controller_path, action, parameters = {})
           value = value.dup
         end
 
-        if extra_keys.include?(key.to_sym)
+        if extra_keys.include?(key)
           non_path_parameters[key] = value
         else
           if value.is_a?(Array)
@@ -208,7 +208,7 @@ def assign_parameters(routes, controller_path, action, parameters = {})
             value = value.to_param
           end
 
-          path_parameters[key.to_s] = value
+          path_parameters[key] = value
         end
       end
 
@@ -583,6 +583,7 @@ def process(action, http_method = 'GET', *args)
         end
 
         parameters, session, flash = args
+        parameters ||= {}
 
         # Ensure that numbers and symbols passed as params are converted to
         # proper params, as is the case when engaging rack.
@@ -601,7 +602,6 @@ def process(action, http_method = 'GET', *args)
 
         @request.env['REQUEST_METHOD'] = http_method
 
-        parameters ||= {}
         controller_class_name = @controller.class.anonymous? ?
           "anonymous" :
           @controller.class.controller_path
@@ -695,7 +695,7 @@ def build_request_uri(action, parameters)
             :only_path => true,
             :action => action,
             :relative_url_root => nil,
-            :_recall => @request.symbolized_path_parameters)
+            :_recall => @request.path_parameters)
 
           url, query_string = @routes.url_for(options).split("?", 2)
 
@@ -706,7 +706,7 @@ def build_request_uri(action, parameters)
       end
 
       def html_format?(parameters)
-        return true unless parameters.is_a?(Hash)
+        return true unless parameters.key?(:format)
         Mime.fetch(parameters[:format]) { Mime['html'] }.html?
       end
     end

actionpack/lib/action_dispatch/routing/mapper.rb

@@ -47,7 +47,7 @@ def call(env)
 
         private
           def constraint_args(constraint, request)
-            constraint.arity == 1 ? [request] : [request.symbolized_path_parameters, request]
+            constraint.arity == 1 ? [request] : [request.path_parameters, request]
           end
       end
 

actionpack/lib/action_dispatch/routing/redirection.rb

@@ -19,13 +19,13 @@ def call(env)
 
         # If any of the path parameters has an invalid encoding then
         # raise since it's likely to trigger errors further on.
-        req.symbolized_path_parameters.each do |key, value|
+        req.path_parameters.each do |key, value|
           unless value.valid_encoding?
             raise ActionController::BadRequest, "Invalid parameter: #{key} => #{value}"
           end
         end
 
-        uri = URI.parse(path(req.symbolized_path_parameters, req))
+        uri = URI.parse(path(req.path_parameters, req))
 
         unless uri.host
           if relative_path?(uri.path)

actionpack/lib/action_dispatch/routing/route_set.rb

@@ -707,8 +707,8 @@ def recognize_path(path, environment = {})
               params[key] = URI.parser.unescape(value)
             end
           end
-          old_params = env[::ActionDispatch::Routing::RouteSet::PARAMETERS_KEY]
-          env[::ActionDispatch::Routing::RouteSet::PARAMETERS_KEY] = (old_params || {}).merge(params)
+          old_params = req.path_parameters
+          req.path_parameters = old_params.merge params
           dispatcher = route.app
           while dispatcher.is_a?(Mapper::Constraints) && dispatcher.matches?(env) do
             dispatcher = dispatcher.app

actionpack/test/controller/test_case_test.rb

@@ -662,7 +662,7 @@ def test_params_passing_doesnt_modify_in_place
 
   def test_id_converted_to_string
     get :test_params, :id => 20, :foo => Object.new
-    assert_kind_of String, @request.path_parameters['id']
+    assert_kind_of String, @request.path_parameters[:id]
   end
 
   def test_array_path_parameter_handled_properly
@@ -673,17 +673,17 @@ def test_array_path_parameter_handled_properly
       end
 
       get :test_params, :path => ['hello', 'world']
-      assert_equal ['hello', 'world'], @request.path_parameters['path']
-      assert_equal 'hello/world', @request.path_parameters['path'].to_param
+      assert_equal ['hello', 'world'], @request.path_parameters[:path]
+      assert_equal 'hello/world', @request.path_parameters[:path].to_param
     end
   end
 
   def test_assert_realistic_path_parameters
     get :test_params, :id => 20, :foo => Object.new
 
-    # All elements of path_parameters should use string keys
+    # All elements of path_parameters should use Symbol keys
     @request.path_parameters.keys.each do |key|
-      assert_kind_of String, key
+      assert_kind_of Symbol, key
     end
   end