#!/usr/bin/env ruby

module LocCounter
  extend self

  def print_loc_for_glob(glob)
    count = 0

    Dir[*glob].each do |file|
      next if File.directory?(file)

      lines = loc(file)

      out "#{ file } has #{ lines } lines"
      count += lines
    end

    puts
    out "Total LOC: #{ count }"
  end

  def loc(file)
    data = File.read(file)
    code = data.split("\n").reject { |l| l =~ /^\s*$/ or l =~ /^\s*\#/ }
    code.size
  end

  def out(str)
    puts "-----> #{str}"
  end
end

LocCounter.print_loc_for_glob(ARGV)