ast.py 文件源码

def into_connection(ast_node):
    """
    Convert an ast node into a Connection node.
    :type ast_node: Connection | Ident
    :param ast_node: The ast node to convert.
    :rtype: Connection
    :return: Returns a Connection node
    """
    if isinstance(ast_node, Connection):
        return ast_node
    elif isinstance(ast_node, Ident):
        return Connection(
            ast_node.span,
            [ast_node],
            [ast_node]
        )
    else:
        raise p.ParseFatalException("Bug found!")