#!/usr/bin/env ruby

require "bundler/setup"
require "turmali"
require "readline"
require "racc/parser"

stty_save = %x`stty -g`.chomp
trap("INT") { system "stty", stty_save; exit }

interpreter = Interpreter.new

if file = ARGV.first
  interpreter.eval File.read(file)
else
  puts "Turmali (#{Turmali::VERSION}) REPL, Type 'quit' or 'exit' to exit"
  begin
    while line = Readline::readline("tml >> ")
      exit if line == 'quit'
      exit if line == 'exit'
      Readline::HISTORY.push(line)
      value = interpreter.eval(line) 
      puts "=> #{value.ruby_value.inspect}"  
    end
  rescue Racc::ParseError => e
    puts e.inspect 
    retry
  end  
end