sstephenson/rbenv-gem-rehash — pull request #9 by arthurschreiber (2013-09-16 12:50:56+00:00)
Title: Only execute rbenv rehash if the shims directory is writable

This removes the `rbenv: cannot rehash: /usr/local/share/rbenv/shims isn't writable` warning with running `bundle install` in a system-wide rbenv installation.