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-rw-r--r--activesupport/lib/active_support/core_ext/module/method_transplanting.rb14
1 files changed, 3 insertions, 11 deletions
diff --git a/activesupport/lib/active_support/core_ext/module/method_transplanting.rb b/activesupport/lib/active_support/core_ext/module/method_transplanting.rb
index b1097cc83b..1fde3db070 100644
--- a/activesupport/lib/active_support/core_ext/module/method_transplanting.rb
+++ b/activesupport/lib/active_support/core_ext/module/method_transplanting.rb
@@ -1,11 +1,3 @@
-class Module
- ###
- # TODO: remove this after 1.9 support is dropped
- def methods_transplantable? # :nodoc:
- x = Module.new { def foo; end }
- Module.new { define_method :bar, x.instance_method(:foo) }
- true
- rescue TypeError
- false
- end
-end
+require 'active_support/deprecation'
+
+ActiveSupport::Deprecation.warn("This file is deprecated and will be removed in Rails 5.1 with no replacement.")