PRINT-DERIVE INPUT (DISPLAY): enum ProceduralMasqueradeDummyType { Input }
PRINT-DERIVE INPUT (DEBUG): TokenStream [
    Ident {
        ident: "enum",
        span: $DIR/pretty-print-hack/rental-0.5.6/src/lib.rs:4:1: 4:5 (#0),
    },
    Ident {
        ident: "ProceduralMasqueradeDummyType",
        span: $DIR/pretty-print-hack/rental-0.5.6/src/lib.rs:4:6: 4:35 (#0),
    },
    Group {
        delimiter: Brace,
        stream: TokenStream [
            Ident {
                ident: "Input",
                span: $DIR/pretty-print-hack/rental-0.5.6/src/lib.rs:13:5: 13:10 (#0),
            },
        ],
        span: $DIR/pretty-print-hack/rental-0.5.6/src/lib.rs:4:36: 14:2 (#0),
    },
]