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Handle rustoc comments in #[derive(FromRepr)] (#276)

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Samuel Moelius 2023-07-03 16:45:32 -04:00 committed by GitHub
parent 0a0def76bd
commit 93ea44dd12
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2 changed files with 10 additions and 1 deletions
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10
strum_macros/src/macros/from_repr.rs
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@ -16,7 +16,15 @@ pub fn from_repr_inner(ast: &DeriveInput) -> syn::Result<TokenStream> {
for attr in attrs {
let path = attr.path();
let mut ts = attr.meta.require_list()?.to_token_stream().into_iter();
let mut ts = if let Ok(ts) = attr
.meta
.require_list()
.map(|metas| metas.to_token_stream().into_iter())
{
ts
} else {
continue;
};
// Discard the path
let _ = ts.next();
let tokens: TokenStream = ts.collect();

1
strum_tests/tests/from_repr.rs
View File

@ -1,6 +1,7 @@
use strum::FromRepr;
#[derive(Debug, FromRepr, PartialEq)]
/// Day of the week
#[repr(u8)]
enum Week {
Sunday,