Skip to main content

oxc_miette_derive/
lib.rs

1use diagnostic::Diagnostic;
2use quote::quote;
3use syn::{DeriveInput, parse_macro_input};
4
5mod code;
6mod diagnostic;
7mod diagnostic_arg;
8mod diagnostic_source;
9mod fmt;
10mod forward;
11mod help;
12mod label;
13mod related;
14mod severity;
15mod source_code;
16mod url;
17mod utils;
18
19#[proc_macro_derive(
20    Diagnostic,
21    attributes(diagnostic, source_code, label, related, help, diagnostic_source)
22)]
23pub fn derive_diagnostic(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
24    let input = parse_macro_input!(input as DeriveInput);
25    let cmd = match Diagnostic::from_derive_input(input) {
26        Ok(cmd) => cmd.r#gen(),
27        Err(err) => return err.to_compile_error().into(),
28    };
29    // panic!("{:#}", cmd.to_token_stream());
30    quote!(#cmd).into()
31}