Add tests of #[serde(default)] attribute for units and unions

2026-04-22 18:27:54 +00:00 · 2023-08-07 14:42:54 +05:00
parent 28a092261b
commit 21c7fd1bd5
8 changed files with 72 additions and 0 deletions
@@ -0,0 +1,7 @@
+error: #[serde(default)] can only be used on structs that have fields
+ --> tests/ui/default-attribute/unit.rs:3:10
+  |
+3 | #[derive(Deserialize)]
+  |          ^^^^^^^^^^^
+  |
+  = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)