rubyspec/rubyspec — pull request #153 by tychobrailleur (2012-09-07 10:30:30+00:00)
Title: Spec dash behaviour for padded format directives.

Following JRuby issue https://github.com/jruby/jruby/issues/289, it appears MRI applies '-' to normally padded format directives. This added spec documents this behaviour.