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xso: implement support for enums

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This commit is contained in:
Jonas Schäfer 2024-06-30 09:06:10 +02:00
commit 4845715add
9 changed files with 594 additions and 8 deletions
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10
xso-proc/src/lib.rs
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@ -27,6 +27,7 @@ use syn::*;
mod common;
mod compound;
mod enums;
mod error_message;
mod field;
mod meta;
@ -41,12 +42,17 @@ use common::{AsXmlParts, FromXmlParts, ItemDef};
///
/// If the item is of an unsupported variant, an appropriate error is
/// returned.
fn parse_struct(item: Item) -> Result<(Visibility, Ident, structs::StructDef)> {
fn parse_struct(item: Item) -> Result<(Visibility, Ident, Box<dyn ItemDef>)> {
match item {
Item::Struct(item) => {
let meta = meta::XmlCompoundMeta::parse_from_attributes(&item.attrs)?;
let def = structs::StructDef::new(&item.ident, meta, &item.fields)?;
Ok((item.vis, item.ident, def))
Ok((item.vis, item.ident, Box::new(def)))
}
Item::Enum(item) => {
let meta = meta::XmlCompoundMeta::parse_from_attributes(&item.attrs)?;
let def = enums::EnumDef::new(&item.ident, meta, &item.variants)?;
Ok((item.vis, item.ident, Box::new(def)))
}
other => Err(Error::new_spanned(other, "cannot derive on this item")),
}