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-rw-r--r--railties/lib/rails/application.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index fe29668c72..559739b2ec 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -106,6 +106,15 @@ module Rails
self
end
+ # Rails.application.env_config stores some of the Rails initial environment parameters.
+ # Currently stores:
+ #
+ # * action_dispatch.parameter_filter" => config.filter_parameters,
+ # * action_dispatch.secret_token" => config.secret_token,
+ # * action_dispatch.show_exceptions" => config.action_dispatch.show_exceptions
+ #
+ # These parameters will be used by middlewares and engines to configure themselves.
+ #
def env_config
@env_config ||= super.merge({
"action_dispatch.parameter_filter" => config.filter_parameters,