class HTML::Proofer::Log

def colorize(color, message)
  if $stdout.isatty && $stderr.isatty
    Colored.colorize(message, foreground: color)
  else
    message
  end
end

def debug(message = nil)
  log(:debug, :yellow, message) unless message.nil?
end

def initialize(verbose)
  log_level = verbose ? :debug : :info
  @logger = Yell.new(:format => false, \
                     :name => 'HTML::Proofer', \
                     :level => "gte.#{log_level}") do |l|
    l.adapter :stdout, :level => [:debug, :info, :warn]
    l.adapter :stderr, :level => [:error, :fatal]
  end
end

def log(level, color, message)
  @logger.send level, colorize(color, message)
end