My girlfriend just wrote a text based adventure game in Ruby!

gistfile1.rb

# encoding: utf-8

____ = <<EOS
Welcome to the amazing maze!

You can go in these directions:
* North
* South
* East
* West

Where do you want to go? [N/S/E/W]


EOS

puts "Welcome to the amazing maze!" 
puts

pos_x = 0
pos_y = 0

map = [
  ["S", "", "S/E", "GOAL!"],
  ["N/E/S", "W/S/E", "W/N", ""],
  ["N", "S/N", "E", "W/S"],
  ["E", "N/W/E", "W/E", "W/N"]
]


while true do
  row = map[pos_y]
  allowed_directions = row[pos_x]

  if allowed_directions == "GOAL!"
    puts "You have now won the game. Eternal glory goes to you. Epic."
    break
  end

  puts "Where do you want to go? [#{allowed_directions}]"
  # puts "(#{pos_x},#{pos_y})"
  direction = gets.strip.upcase
  puts

  if !allowed_directions.include? direction
    puts "Naughty little you!"
    puts
    next
  end

  if direction == "N"
    pos_y = pos_y - 1
  elsif direction == "S"
    pos_y = pos_y + 1
  elsif direction == "E"
    pos_x = pos_x + 1
  elsif direction == "W"
    pos_x = pos_x - 1
  else 
    raise "WHAT ARE YOU DOING? Are you stupid?"
  end
  puts
end