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rust: qemu-api-macros: support matching more than one error

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2025-07-16 13:17:09 +02:00
parent db62680edd
commit 2102780c55
1 changed files with 3 additions and 3 deletions
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rust/qemu-api-macros/src/tests.rs
+3 -3
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@@ -7,9 +7,9 @@ use quote::quote;
use super::*;
macro_rules! derive_compile_fail {
($derive_fn:ident, $input:expr, $error_msg:expr) => {{
($derive_fn:ident, $input:expr, $($error_msg:expr),+ $(,)?) => {{
let input: proc_macro2::TokenStream = $input;
let error_msg: &str = $error_msg;
let error_msg = &[$( quote! { ::core::compile_error! { $error_msg } } ),*];
let derive_fn: fn(input: syn::DeriveInput) -> Result<proc_macro2::TokenStream, syn::Error> =
$derive_fn;
@@ -18,7 +18,7 @@ macro_rules! derive_compile_fail {
let err = result.unwrap_err().into_compile_error();
assert_eq!(
err.to_string(),
quote! { ::core::compile_error! { #error_msg } }.to_string()
quote! { #(#error_msg)* }.to_string()
);
}};
}