Code-format references to config settings

actionpack/lib/action_controller/metal/data_streaming.rb

@@ -16,7 +16,7 @@ module DataStreaming
     protected
       # Sends the file. This uses a server-appropriate method (such as X-Sendfile)
       # via the Rack::Sendfile middleware. The header to use is set via
-      # config.action_dispatch.x_sendfile_header.
+      # +config.action_dispatch.x_sendfile_header+.
       # Your server can also configure this for you by setting the X-Sendfile-Type header.
       #
       # Be careful to sanitize the path parameter if it is coming from a web

actionpack/lib/action_dispatch/middleware/cookies.rb

@@ -225,7 +225,7 @@ def permanent
       # cookie was tampered with by the user (or a 3rd party), an ActiveSupport::MessageVerifier::InvalidSignature exception will
       # be raised.
       #
-      # This jar requires that you set a suitable secret for the verification on your app's config.secret_token.
+      # This jar requires that you set a suitable secret for the verification on your app's +config.secret_token+.
       #
       # Example:
       #

actionpack/lib/action_dispatch/middleware/reloader.rb

@@ -18,7 +18,7 @@ module ActionDispatch
   # classes before they are unloaded.
   #
   # By default, ActionDispatch::Reloader is included in the middleware stack
-  # only in the development environment; specifically, when config.cache_classes
+  # only in the development environment; specifically, when +config.cache_classes+
   # is false. Callbacks may be registered even when it is not included in the
   # middleware stack, but are executed only when <tt>ActionDispatch::Reloader.prepare!</tt>
   # or <tt>ActionDispatch::Reloader.cleanup!</tt> are called manually.

actionpack/lib/action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers.rb

@@ -113,7 +113,7 @@ def stylesheet_url(source)
         # == Caching multiple stylesheets into one
         #
         # You can also cache multiple stylesheets into one file, which requires less HTTP connections and can better be
-        # compressed by gzip (leading to faster transfers). Caching will only happen if config.perform_caching
+        # compressed by gzip (leading to faster transfers). Caching will only happen if +config.perform_caching+
         # is set to true (which is the case by default for the Rails production environment, but not for the development
         # environment). Examples:
         #

railties/lib/rails/engine.rb

@@ -332,7 +332,7 @@ module Rails
   #
   # == Loading priority
   #
-  # In order to change engine's priority you can use config.railties_order in main application.
+  # In order to change engine's priority you can use +config.railties_order+ in main application.
   # It will affect the priority of loading views, helpers, assets and all the other files
   # related to engine or application.
   #

railties/lib/rails/railtie.rb

@@ -22,7 +22,7 @@ module Rails
   #
   # * creating initializers
   # * configuring a Rails framework for the application, like setting a generator
-  # * adding config.* keys to the environment
+  # * +adding config.*+ keys to the environment
   # * setting up a subscriber with ActiveSupport::Notifications
   # * adding rake tasks
   #

railties/lib/rails/railtie/configuration.rb

@@ -43,7 +43,7 @@ def before_configuration(&block)
         ActiveSupport.on_load(:before_configuration, :yield => true, &block)
       end
 
-      # Third configurable block to run. Does not run if config.cache_classes
+      # Third configurable block to run. Does not run if +config.cache_classes+
       # set to false.
       def before_eager_load(&block)
         ActiveSupport.on_load(:before_eager_load, :yield => true, &block)