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#[macro_use] extern crate syn; #[macro_use] extern crate quote; mod row; mod fragment; mod ast; mod attr; mod symbol; mod case; mod respan; mod ctxt; mod internal; mod check; mod receiver; mod bound; mod dummy; use proc_macro::TokenStream; use syn::DeriveInput; fn to_compile_errors(errors: Vec<syn::Error>) -> proc_macro2::TokenStream { let compile_errors = errors.iter().map(syn::Error::to_compile_error); quote!(#(#compile_errors)*) } #[proc_macro_derive(Row, attributes(klickhouse))] pub fn derive_serialize(input: TokenStream) -> TokenStream { let mut input = parse_macro_input!(input as DeriveInput); row::expand_derive_serialize(&mut input) .unwrap_or_else(to_compile_errors) .into() }