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$DIR/auxiliary/macro_name_span_helper.rs:
LL| |// edition: 2021
LL| |
LL| |#[macro_export]
LL| |macro_rules! macro_that_defines_a_function {
LL| | (fn $name:ident () $body:tt) => {
LL| 1| fn $name () -> () $body
LL| | }
LL| |}
LL| |
LL| |// Non-executable comment.
$DIR/macro_name_span.rs:
LL| |// edition: 2021
LL| |
LL| |// Regression test for <https://github.com/rust-lang/rust/issues/117788>.
LL| |// Under some circumstances, the heuristics that detect macro name spans can
LL| |// get confused and produce incorrect spans beyond the bounds of the span
LL| |// being processed.
LL| |
LL| |// aux-build: macro_name_span_helper.rs
LL| |extern crate macro_name_span_helper;
LL| |
LL| 1|fn main() {
LL| 1| affected_function();
LL| 1|}
LL| |
LL| |macro_rules! macro_with_an_unreasonably_and_egregiously_long_name {
LL| | () => {
LL| | println!("hello");
LL| | };
LL| |}
LL| |
LL| |macro_name_span_helper::macro_that_defines_a_function! {
LL| | fn affected_function() {
LL| | macro_with_an_unreasonably_and_egregiously_long_name!();
LL| | }
LL| |}
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