#!/usr/bin/env ruby

require './rlox/prompt'
require './rlox/file'
require './rlox/expression'

case ARGV.length
  when 0 then prompt
  when 1 then
    begin
      file ARGV[0]
    rescue Error => e
      STDERR.puts e
    end
  else
    puts "Usage: rlox [script]"
    exit 64
end