parser.py 文件源码

def parse_block_statement(self):
        block = ast.BlockStatement(self.cur_tok, [])

        self.next()

        while not self.cur_is(token.RBRACE) and not self.cur_is(token.EOF):
            stmt = self.parse_stmt()

            if stmt != None:
                block.statements.append(stmt)

            self.next()

        return block