rspec/rspec-core — pull request #661 by alexch (2012-08-17 06:22:13+00:00)
Title: JSON formatter

I fixed up the tests and made it work in 1.8.7 and 1.9.3. (I couldn't try it in ree but since ree is basically 1.8.7 it should work OK... knock wood.)

original PR: https://github.com/rspec/rspec-core/pull/609