git.rake

# Original Author: Bryan Helmkamp (http://www.brynary.com/2008/9/1/setting-the-git-commit-author-to-pair-programmers-names)

namespace :git do

  desc "Configures the git author to a list of developers when pair programming; USAGE: sake git:pair AUTHORS=Adam,Jon OR leave off AUTHORS to revert"
  task :pair do
    unless File.exists?(".git")
      puts "This doesn't look like a git repository."
      exit 1
    end

    authors = ENV["AUTHORS"]
    pair_email = "[email protected]"

    if authors.blank?
      `git config --unset user.name`
      `git config --unset user.email`
      
      puts "Unset user.name and user.email"
    else
      `git config user.name '#{authors}'`
      `git config user.email '#{pair_email}'`
      
      puts "user.name = #{authors}"
      puts "user.email = #{pair_email}"
    end
  end

end