3 files changed, 3 insertions, 3 deletions
diff --git a/actionpack/lib/action_dispatch/routing/inspector.rb b/actionpack/lib/action_dispatch/routing/inspector.rb
index c513737fc2..48c10a7d4c 100644
--- a/actionpack/lib/action_dispatch/routing/inspector.rb
+++ b/actionpack/lib/action_dispatch/routing/inspector.rb
@@ -45,7 +45,7 @@ module ActionDispatch
       end
 
       def internal?
-        controller.to_s =~ %r{\Arails/(info|mailers|welcome)} || path =~ %r{\A#{Rails.application.config.assets.prefix}\z}
+        controller.to_s =~ %r{\Arails/(info|mailers|welcome)}
       end
 
       def engine?
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 34b5b48f3a..49009a45cc 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -1678,7 +1678,7 @@ module ActionDispatch
           end
 
           def shallow_nesting_depth #:nodoc:
-            @nesting.select(&:shallow?).size
+            @nesting.count(&:shallow?)
           end
 
           def param_constraint? #:nodoc:
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb
index 0f3734dd74..d0d8ded515 100644
--- a/actionpack/lib/action_dispatch/routing/route_set.rb
+++ b/actionpack/lib/action_dispatch/routing/route_set.rb
@@ -226,7 +226,7 @@ module ActionDispatch
               params = parameterize_args(args) { |missing_key|
                 missing_keys << missing_key
               }
-              constraints = Hash[@route.requirements.merge(params).sort]
+              constraints = Hash[@route.requirements.merge(params).sort_by{|k,v| k.to_s}]
               message = "No route matches #{constraints.inspect}"
               message << " missing required keys: #{missing_keys.sort.inspect}"