Rua 0.1.4

http://rubyforge.org/frs/?group_id=4845&release_id=16367

• スタックがずれていたのを修正。
• コルーチンの呼び出しに対応。
• method_missingを実装。

require 'rua'

error_handler = lambda do |e|
  p e
end

rua = Rua.new(error_handler)
rua.openlibs(:all)
#rua.openlibs(:base, :package, :string)
#rua.secure = false

rua.str = 'xxx'
rua.num = 100
rua.proc = lambda do
  puts 'proc called.'
end
rua.err = lambda do
  raise 'err called.'
end
rua.Time = Time
puts rua.eval(<<-EOS)
  print('hello Rua!')
  print(str)
  print(num)
  proc()
  err()
  print(Time.new().to_s())

  f = function()
    print('f() called.')
  end

  return true
EOS

rua.f.call
p rua.eval('return 1, 2, 3')

co = rua.eval(<<-EOS)
  function foo (a)
    print('foo', a)
    return coroutine.yield(2 * a)
  end

  return coroutine.create(function (a, b)
    print('co-body', a, b)
    local r = foo(a + 1)
    print('co-body', r)
    local r, s = coroutine.yield(a + b, a - b)
    print('co-body', r, s)
    return b, 'end'
  end)
EOS

p co.resume(1, 10)
p co.resume('r')
p co.resume('x', 'y')
p co.resume('x', 'y')