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Prevent removal of qualified path for tuple struct inside macro

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fixes 5005

This was very similar to 4964 and the fix was to extract and pass along
the qself of the ``PatKind::TupleStruct``
This commit is contained in:
Yacin Tmimi 2021-09-27 16:55:23 -04:00 committed by Caleb Cartwright
parent cb144c35e7
commit a5138b34d5
2 changed files with 12 additions and 2 deletions
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5
src/patterns.rs
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@ -226,8 +226,9 @@ impl Rewrite for Pat {
PatKind::Path(ref q_self, ref path) => {
rewrite_path(context, PathContext::Expr, q_self.as_ref(), path, shape)
}
PatKind::TupleStruct(_, ref path, ref pat_vec) => {
let path_str = rewrite_path(context, PathContext::Expr, None, path, shape)?;
PatKind::TupleStruct(ref q_self, ref path, ref pat_vec) => {
let path_str =
rewrite_path(context, PathContext::Expr, q_self.as_ref(), path, shape)?;
rewrite_tuple_pat(pat_vec, Some(path_str), self.span, context, shape)
}
PatKind::Lit(ref expr) => expr.rewrite(context, shape),

9
tests/target/issue-5005/minimum_example.rs Normal file
View File

@ -0,0 +1,9 @@
#![feature(more_qualified_paths)]
macro_rules! show {
($ty:ty, $ex:expr) => {
match $ex {
<$ty>::A(_val) => println!("got a"), // formatting should not remove <$ty>::
<$ty>::B => println!("got b"),
}
};
}