#!/usr/bin/env ruby
# The Turmali language!
# 
# usage:
#   ./tml example.tml # to eval a file
#   ./tml             # to start the REPL
#
# on Windows run with: ruby -I. tml [options]

require "bundler/setup"
require "turmali"

require "readline"

interpreter = Interpreter.new

# If a file is given we eval it.
if file = ARGV.first
  interpreter.eval File.read(file)

# Start the REPL, read-eval-print-loop, or interactive interpreter
else
  puts "Turmali REPL, CTRL+C to quit"
  loop do
    line = Readline::readline(">> ")       # 1. Read
    Readline::HISTORY.push(line)
    value = interpreter.eval(line)         # 2. Eval
    puts "=> #{value.ruby_value.inspect}"  # 3. Print
  end                                      # 4. Loop
  
end