{"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"B::AliasDef::new(self.create_def_id(did))"}]}
        B::AliasDef::new(self.create_def_id(did))
    pub fn alias_def(&mut self, did: rustc_span::def_id::DefId) -> B::AliasDef {
    }