pub trait CustomTag<'a>: Tag<'a> {
const FLAG: TagFlag;
const NICK: &'static str;
const DESCRIPTION: &'static str;
fn merge_func(src: &Value) -> Value { ... }
}
pub trait CustomTag<'a>: Tag<'a> {
const FLAG: TagFlag;
const NICK: &'static str;
const DESCRIPTION: &'static str;
fn merge_func(src: &Value) -> Value { ... }
}