{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"///"}]}
/// that the `ref_id` is for. Note that `ref_id`'s value is not the `HirId` of the
/// `resolve` maps each `TraitRef`'s `ref_id` to its defining trait; that's all
/// trait being referred to but just a unique `HirId` that serves as a key