Colored one line output from git-log

deploy.sh

curl http://git.io/git-log-simplify.rb --create-dirs -Lo $HOME/bin/git-lg
chmod +x $HOME/bin/git-lg

git-log-simplify.rb

#!/usr/bin/env ruby
#
# Author:
#   Sfate(https://github.com/Sfate)
#
# Description:
#   Show `git log` in simple colored list
#
# Install:
#   $ curl -Lo- http://git.io/log-simplify.sh | bash
#
# Run:
#   # Navigate to your project and type(shows 10 commits by default):
#     $ git lg
#   # To show 20 commits:
#     $ git lg 20
#
# Share me:
#   https://gist.github.com/2862863
#

ARGV << "-n10" unless ARGV.any?{|arg| arg.include?("-n")}

module Color
  def self.red(text);        colorize(text, "\e[1m\e[31m"); end
  def self.green(text);      colorize(text, "\e[1m\e[32m"); end
  def self.dark_green(text); colorize(text, "\e[32m");      end
  def self.yellow(text);     colorize(text, "\e[1m\e[33m"); end
  def self.blue(text);       colorize(text, "\e[1m\e[34m"); end
  def self.dark_blue(text);  colorize(text, "\e[34m");      end
  def self.pur(text);        colorize(text, "\e[1m\e[35m"); end
  def self.colorize(text, color_code)  "#{color_code}#{text}\e[0m" end
end

colorize = lambda{|s, i|
  case i
    when 0; Color::yellow(s)
    when 1; Color::red(s[0..28].ljust(29))
    when 2; Color::green(s[0..36].ljust(37))
    when 3; Color::blue(s[0..13].ljust(14))
    else;   Color::pur(s[0..23].ljust(24))
  end
}

commits_list = %x[git log --pretty=format:"%H::::%ae::::%s::::%ar::::%ad" --no-merges #{ARGV.join(" ")}]
commits_list = commits_list.split("\n").map { |a| a.split('::::').each_with_index.map(&colorize).join("\s") }

puts commits_list