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-rw-r--r--actionmailer/lib/action_mailer/base.rb2
-rw-r--r--actionpack/lib/abstract_controller/caching/fragments.rb2
-rw-r--r--actionpack/lib/action_controller/caching.rb2
3 files changed, 3 insertions, 3 deletions
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 444be944df..9b5d39faea 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -972,7 +972,7 @@ module ActionMailer
end
def instrument_name
- "action_mailer"
+ "action_mailer".freeze
end
ActiveSupport.run_load_hooks(:action_mailer, self)
diff --git a/actionpack/lib/abstract_controller/caching/fragments.rb b/actionpack/lib/abstract_controller/caching/fragments.rb
index c85b4adba1..13fa2b393d 100644
--- a/actionpack/lib/abstract_controller/caching/fragments.rb
+++ b/actionpack/lib/abstract_controller/caching/fragments.rb
@@ -136,7 +136,7 @@ module AbstractController
def instrument_fragment_cache(name, key) # :nodoc:
payload = instrument_payload(key)
- ActiveSupport::Notifications.instrument("#{name}.#{instrument_name}", payload) { yield }
+ ActiveSupport::Notifications.instrument("#{name}.#{instrument_name}".freeze, payload) { yield }
end
end
end
diff --git a/actionpack/lib/action_controller/caching.rb b/actionpack/lib/action_controller/caching.rb
index a9a8508abc..954265ad97 100644
--- a/actionpack/lib/action_controller/caching.rb
+++ b/actionpack/lib/action_controller/caching.rb
@@ -38,7 +38,7 @@ module ActionController
end
def instrument_name
- "action_controller"
+ "action_controller".freeze
end
end
end