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# Copyright (C) 2009, 2010  Roman Zimbelmann <romanz@lavabit.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import re
SETTINGS_RE = re.compile(r'^([^\s]+?)=(.*)$')

class LazyParser(object):
	"""Parse commands and extract information"""
	def __init__(self, line):
		self.line = line
		self._chunks = None
		self._rests = None
		self._setting_line = None
		self._rests_loaded = 0
		self._rests_gen_instance = None
		self._starts = None

		try:
			self.firs
# example program: reading a URL over HTTP

def main [
  local-scope
  $print [aaa] 10/newline
  google:&:source:char <- start-reading-from-network null/real-resources, [google.com/]
  $print [bbb] 10/newline
  n:num <- copy 0
  buf:&:buffer:char <- new-buffer 30
  {
    c:char, done?:bool <- read google
    break-if done?
    n <- add n, 1
    buf <- append buf, c
    {
      _, a:num <- divide-with-remainder n, 100
      break-if a
      $print n 10/newline
    }
    loop
  }
  result:text <- buffer-to-array buf
  open-console
  clear-screen null/screen  # non-scrolling app
  len:num <- length *result
  print null/real-screen, result
  wait-for-some-interaction
  close-console
]