syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                         // References have the same valtree representation as their pointee.
context_before:                     } else {
context_after:                         PatKind::Deref { subpattern: self.valtree_to_pat(cv, *pointee_ty) }