async_xml_derive/
lib.rs

1use proc_macro::TokenStream;
2use quote::quote;
3use syn::{parse_macro_input, DeriveInput};
4
5mod attr;
6mod ctx;
7mod field;
8mod from_xml;
9mod path;
10mod respan;
11mod symbol;
12mod xml_struct;
13
14#[proc_macro_derive(FromXml, attributes(async_xml))]
15pub fn derive_from_xml(input: TokenStream) -> TokenStream {
16    let input = parse_macro_input!(input as DeriveInput);
17    from_xml::expand_from_xml(&input)
18        .unwrap_or_else(to_compile_errors)
19        .into()
20}
21
22fn to_compile_errors(errors: Vec<syn::Error>) -> proc_macro2::TokenStream {
23    let compile_errors = errors.iter().map(syn::Error::to_compile_error);
24    quote!(#(#compile_errors)*)
25}