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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz
rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs')
-rw-r--r--tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs b/tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs
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index 000000000..f882a159f
--- /dev/null
+++ b/tests/ui/suggestions/try-operator-dont-suggest-semicolon.rs
@@ -0,0 +1,27 @@
+// Regression test for #87051, where a double semicolon was erroneously
+// suggested after a `?` operator.
+
+fn main() -> Result<(), ()> {
+ a(|| {
+ b()
+ //~^ ERROR: mismatched types [E0308]
+ //~| NOTE: expected `()`, found `i32`
+ //~| HELP: consider using a semicolon here
+ })?;
+
+ // Here, we do want to suggest a semicolon:
+ let x = Ok(42);
+ if true {
+ //~^ NOTE: expected this to be `()`
+ x?
+ //~^ ERROR: mismatched types [E0308]
+ //~| NOTE: expected `()`, found integer
+ //~| HELP: consider using a semicolon here
+ }
+ //~^ HELP: consider using a semicolon here
+
+ Ok(())
+}
+
+fn a<F>(f: F) -> Result<(), ()> where F: FnMut() { Ok(()) }
+fn b() -> i32 { 42 }