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serde/test_suite/tests/ui/default-attribute/nameless_struct_fields.stderr
T
2023-06-07 20:02:04 -07:00

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error: #[serde(default)] can only be used on structs with named fields
--> tests/ui/default-attribute/nameless_struct_fields.rs:5:9
|
3 | #[derive(Deserialize)]
| ----------- in this derive macro expansion
4 | #[serde(default)]
5 | struct T(u8, u8);
| ^^^^^^^^
|
= note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)