syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // adjustments in *reverse order* (last-in-first-out, so that the last `Deref` inserted
context_before:         // we wrap the unadjusted pattern in `PatKind::Deref` repeatedly, consuming the
context_after:         // gets the least-dereferenced type).