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-rw-r--r--activesupport/lib/active_support/core_ext/module/deprecation.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/module/deprecation.rb b/activesupport/lib/active_support/core_ext/module/deprecation.rb
new file mode 100644
index 0000000000..5a5b4e3f80
--- /dev/null
+++ b/activesupport/lib/active_support/core_ext/module/deprecation.rb
@@ -0,0 +1,9 @@
+class Module
+ # Declare that a method has been deprecated.
+ # deprecate :foo
+ # deprecate :bar => 'message'
+ # deprecate :foo, :bar, :baz => 'warning!', :qux => 'gone!'
+ def deprecate(*method_names)
+ ActiveSupport::Deprecation.deprecate_methods(self, *method_names)
+ end
+end