Pre-commit caning.

pre-commit.rb

#!/usr/bin/env ruby

begin
require 'rubygems'
require 'cane/cli'
rescue LoadError
  warn "You're missing a dependency, either rubygems or cane!"
end

`git stash -u --keep-index`
changed_filenames = `git status --porcelain`.split("\n").map { |s| s.split[-1] }

results =  changed_filenames.map do |filename|
  Cane::CLI.run(%W[--no-doc --no-abc --style-measure 100 -f #{filename}])
end
all_clear = results.all? { |r| r == true }

`git reset --hard`
`git stash pop --quiet --index`

exit(1) unless all_clear