rails/rails — pull request #15570 by aditya-kapoor (2014-06-08 08:19:13+00:00)
Title: Fix #safe_constantize failing for Object scoped missing constants

- Before
"Object::ABC".safe_constantize # => NameError: uninitialized constant ABC
The output should be nil.
- After
"Object::ABC".safe_constantize # => nil