3 files changed, 9 insertions, 3 deletions
diff --git a/actionpack/lib/action_dispatch/http/parameters.rb b/actionpack/lib/action_dispatch/http/parameters.rb
index 20ae48d458..a5cd26a3c1 100644
--- a/actionpack/lib/action_dispatch/http/parameters.rb
+++ b/actionpack/lib/action_dispatch/http/parameters.rb
@@ -27,7 +27,7 @@ module ActionDispatch
 
       def symbolized_path_parameters
         ActiveSupport::Deprecation.warn(
-          "`symbolized_path_parameters` is deprecated. Please use `path_parameters`"
+          '`symbolized_path_parameters` is deprecated. Please use `path_parameters`.'
         )
         path_parameters
       end
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb
index a8785ee6bf..2a7bb374a5 100644
--- a/actionpack/lib/action_dispatch/http/request.rb
+++ b/actionpack/lib/action_dispatch/http/request.rb
@@ -328,7 +328,7 @@ module ActionDispatch
     # Extracted into ActionDispatch::Request::Utils.deep_munge, but kept here for backwards compatibility.
     def deep_munge(hash)
       ActiveSupport::Deprecation.warn(
-        "This method has been extracted into ActionDispatch::Request::Utils.deep_munge. Please start using that instead."
+        'This method has been extracted into `ActionDispatch::Request::Utils.deep_munge`. Please start using that instead.'
       )
 
       Utils.deep_munge(hash)
diff --git a/actionpack/lib/action_dispatch/http/response.rb b/actionpack/lib/action_dispatch/http/response.rb
index 99d46af953..33de2f8b5f 100644
--- a/actionpack/lib/action_dispatch/http/response.rb
+++ b/actionpack/lib/action_dispatch/http/response.rb
@@ -1,4 +1,5 @@
 require 'active_support/core_ext/module/attribute_accessors'
+require 'active_support/core_ext/string/filters'
 require 'active_support/deprecation'
 require 'action_dispatch/http/filter_redirect'
 require 'monitor'
@@ -288,7 +289,12 @@ module ActionDispatch # :nodoc:
     # as arrays work, and "flattening" responses, cascading to the rack body!
     # Not sensible behavior.
     def to_ary
-      ActiveSupport::Deprecation.warn 'ActionDispatch::Response#to_ary no longer performs implicit conversion to an Array. Please use response.to_a instead, or a splat like `status, headers, body = *response`'
+      ActiveSupport::Deprecation.warn(<<-MSG.squish)
+        `ActionDispatch::Response#to_ary` no longer performs implicit conversion
+        to an array. Please use `response.to_a` instead, or a splat like `status,
+        headers, body = *response`.
+      MSG
+
       to_a
     end