[netmod] Why not use xpath3.0 or xpath2.0?

Hi all, I notice draft-ietf-netmod-rfc6020bis-09 still uses xpath1.0 as a notation for checking node references or dependencies. I don’t know why we don’t use xpath3.0 or xpath2.0? xpath3.0 is more powerful than xpath1.0. For example, xpath3.0 introduced conditional expression. It’s very useful

[netmod] 答复: if-feature and default

Hi, I prefer A. Otherwise, if ‘option1’ is supported, the default value should be ‘option1’ and ‘option2’ is supported ,the default value should be ‘option2’, B cannot express it. Or more default stmts can be allowed. leaf broken { type enumeration { enum option1 {