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xml: Add serialization

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Lennart
2024-12-23 10:46:33 +01:00
parent d9f7d1da2f
commit b5e0f68239
9 changed files with 141 additions and 33 deletions
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32
crates/xml/derive/src/de/de_struct.rs
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@@ -82,7 +82,7 @@ impl NamedStruct {
quote! {
impl #impl_generics ::rustical_xml::XmlDeserialize for #ident #type_generics #where_clause {
fn deserialize<R: BufRead>(
fn deserialize<R: ::std::io::BufRead>(
reader: &mut quick_xml::NsReader<R>,
start: &quick_xml::events::BytesStart,
empty: bool
@@ -162,4 +162,34 @@ impl NamedStruct {
}
}
}
pub fn impl_se(&self) -> proc_macro2::TokenStream {
let (impl_generics, type_generics, where_clause) = self.generics.split_for_impl();
let ident = &self.ident;
let tag_writers = self.fields.iter().map(Field::tag_writer);
// TODO: Implement attributes
quote! {
impl #impl_generics ::rustical_xml::XmlSerialize for #ident #type_generics #where_clause {
fn serialize<W: ::std::io::Write>(
&self,
tag: Option<&[u8]>,
writer: &mut ::quick_xml::Writer<W>
) -> ::std::io::Result<()> {
use ::quick_xml::events::{BytesEnd, BytesStart, BytesText, Event};
let tag_str = tag.map(String::from_utf8_lossy);
if let Some(tag) = &tag_str {
writer.write_event(Event::Start(BytesStart::new(tag.to_owned())))?;
}
#(#tag_writers);*
if let Some(tag) = &tag_str {
writer.write_event(Event::End(BytesEnd::new(tag.to_owned())))?;
}
Ok(())
}
}
}
}
}