1mod attribute_list;
2mod quote;
3mod utility;
4
5use self::attribute_list::AttributeList;
6use proc_macro::TokenStream;
7use std::error::Error;
8use syn::{parse_macro_input, Item};
9
10#[proc_macro_attribute]
11pub fn quote(attributes: TokenStream, item: TokenStream) -> TokenStream {
12 let attributes = parse_macro_input!(attributes as AttributeList);
13 let item = parse_macro_input!(item as Item);
14
15 convert_result(quote::generate(&attributes, &item))
16}
17
18fn convert_result(result: Result<TokenStream, Box<dyn Error>>) -> TokenStream {
19 result.unwrap_or_else(|error| {
20 let message = error.to_string();
21
22 ::quote::quote! { compile_error!(#message) }.into()
23 })
24}