Colour strings

Colour strings

# taken and modified from http://www.andrewmcdonough.com/2009/10/20/colorized-logs-in-ruby

def colorify(string, color, options = {}) 
  offsets = ["gray","red", "green", "yellow", "blue", "magenta", "cyan","white"]
  # I don't think below LOC is quite right due to the fact that xx and underline strings 
  # are appearing multiple times; will fix it when I am about to use this script.
  styles = ["normal","bold","dark","italic","underline","xx","xx","underline","xx","strikethrough"]
  start = options[:bg] ? 40 : 30
  color_code = start + offsets.index(color)
  style_code = styles.index(options[:style]) || 0
  "\e[#{style_code};#{color_code}m#{string}\e[0m"
end