use quote::quote;
use syn::{parse_macro_input, DeriveInput};
use diagnostic::Diagnostic;
mod code;
mod diagnostic;
mod diagnostic_arg;
mod diagnostic_source;
mod fmt;
mod forward;
mod help;
mod label;
mod related;
mod severity;
mod source_code;
mod url;
mod utils;
#[proc_macro_derive(
Diagnostic,
attributes(diagnostic, source_code, label, related, help, diagnostic_source)
)]
pub fn derive_diagnostic(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(input as DeriveInput);
let cmd = match Diagnostic::from_derive_input(input) {
Ok(cmd) => cmd.gen(),
Err(err) => return err.to_compile_error().into(),
};
quote!(#cmd).into()
}