{"ast_node_type":"other","tokens":[{"end":157,"kind":"keyword","start":0,"text":"//"}]}
// [single character](https://github.com/rust-lang/rust-analyzer/blob/6b8b8ff4c56118ddee6c531cde06add1aad4a6af/crates/ide/src/inlay_hints/param_name.rs#L201)
// * the parameter name is a
// in a unary function