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extern crate proc_macro2; extern crate quote; extern crate syn; mod ast; mod attr; mod case; mod dummy; mod opg; mod parsing_context; mod symbol; use proc_macro::TokenStream; use quote::quote; use self::opg::*; #[proc_macro_derive(OpgModel, attributes(opg))] pub fn derive_opg_model(input: TokenStream) -> TokenStream { let input = syn::parse_macro_input!(input as syn::DeriveInput); impl_derive_example(input) .unwrap_or_else(to_compile_errors) .into() } 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)*) }