{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"//"}]}
// is used when a `CacheEncoder` having an `opaque::FileEncoder` is passed to `Encodable::encode`.
// This ensures that the `Encodable<opaque::FileEncoder>::encode` specialization for byte slices
// Unfortunately, we have to manually opt into specializations this way, given how `CacheEncoder`