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Add yunq support for nested messages.

This commit is contained in:
Drew Galbraith 2024-08-17 20:18:03 -07:00
parent 7825d1861a
commit 52f530f8c1
1 changed files with 17 additions and 5 deletions
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22
rust/lib/yunq-derive/src/lib.rs
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@ -33,10 +33,16 @@ fn serialize_field(name: &Ident, ind: usize, path: &Path) -> proc_macro2::TokenS
}
}
} else {
panic!(
"Serialization not implemented for: {}",
path.to_token_stream()
)
quote! {
{
let msg_offset = next_extension;
let msg_length = self.#name.serialize(buf, offset + next_extension as usize, caps)? as u32;
next_extension += msg_length;
buf.write_at(yunq::message::field_offset(offset, #ind), msg_offset)?;
buf.write_at(yunq::message::field_offset(offset, #ind) + 4, msg_length)?;
}
}
}
}
@ -62,7 +68,13 @@ fn parse_field(name: &Ident, ind: usize, path: &Path) -> proc_macro2::TokenStrea
let #name = buf.at::<u64>(yunq::message::field_offset(offset, #ind))?;
}
} else {
panic!("Parsing not implemented for: {}", path.into_token_stream());
quote! {
let #name = {
let msg_offset = buf.at::<u32>(yunq::message::field_offset(offset, #ind))? as usize;
#path::parse(buf, offset + msg_offset, caps)?
};
}
}
}