Browse the implementors of #beVariable message and you will find other filters under BPatternVariableNode class, such as #beInstVar or #beLocalVar. If you miss something, just add a method. No new syntax required.
def __init__(self, config: Config = None):，推荐阅读heLLoword翻译官方下载获取更多信息
Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36，推荐阅读同城约会获取更多信息
Dr Barber points out that there are hurdles to overcome before placing a nuclear reactor on the Moon for humans to use.
Жители Санкт-Петербурга устроили «крысогон»17:52