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rustical_xml: Add new trait EnumVariants

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Lennart
2025-01-18 17:59:49 +01:00
parent 8fdc89ca3f
commit e31cd03179
4 changed files with 76 additions and 0 deletions
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12
crates/xml/derive/src/lib.rs
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@@ -61,3 +61,15 @@ pub fn derive_xml_document(input: proc_macro::TokenStream) -> proc_macro::TokenS
}
.into()
}
#[proc_macro_derive(EnumVariants, attributes(xml))]
pub fn derive_enum_variants(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(input as DeriveInput);
match &input.data {
syn::Data::Struct(_) => panic!("Struct not supported, use XmlRootTag instead"),
syn::Data::Enum(e) => Enum::parse(&input, e).impl_enum_variants(),
syn::Data::Union(_) => panic!("Union not supported as root"),
}
.into()
}