} elseif ($buffer == self::OP_JMP && $char != 'a') {
$buffer = $char;
$this->level += 1;
$this->stack[$this->level] = [];
} elseif ($buffer == self::OP_RET && $char != 'a') {
$buffer = $char;
$this->_loop();
$this->level -= 1;
} elseif ($instruction == self::OP_OUT) {
$buffer = '';
if ($this->level > 0) {
$this->_push($instruction);
} else {
print chr($this->cells[$this->cellptr]);
}
} else {
$buffer .= $char;
}
}
}
}
if (count($argv) == 2) {
try {
$interpreter = new Interpreter();
$interpreter->evaluate(file_get_contents($argv[1]));
} catch (Exception $e) {
print $e;
}
} else {
printf("\n USAGE: php %s /path/to/file.koko\r\n", $argv[0]);
}
