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Merge pull request #4124 from miguelff/v3-master

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[Backport] Fix: Amend error message when deriving enums
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Ed Page 2022-08-26 10:19:59 -05:00 committed by GitHub
commit d3f0931267
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2 changed files with 2 additions and 2 deletions
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2
clap_derive/src/derives/value_enum.rs
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@ -84,7 +84,7 @@ fn lits(
None
} else {
if !matches!(variant.fields, Fields::Unit) {
abort!(variant.span(), "`#[derive(ValueEnum)]` only supports non-unit variants, unless they are skipped");
abort!(variant.span(), "`#[derive(ValueEnum)]` only supports unit variants. Non-unit variants must be skipped");
}
let fields = attrs.field_methods(false);
let name = attrs.cased_name();

2
tests/derive_ui/value_enum_non_unit.stderr
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@ -1,4 +1,4 @@
error: `#[derive(ValueEnum)]` only supports non-unit variants, unless they are skipped
error: `#[derive(ValueEnum)]` only supports unit variants. Non-unit variants must be skipped
--> tests/derive_ui/value_enum_non_unit.rs:5:5
|
5 | Foo(usize),