remove duplicated diagnostic for unclosed delimiter

21 files changed, 82 insertions, 313 deletions

diff --git a/compiler/rustc_parse/src/lexer/tokentrees.rs b/compiler/rustc_parse/src/lexer/tokentrees.rs
index 0de8f79112c..fc57b1b6ae9 100644
--- a/compiler/rustc_parse/src/lexer/tokentrees.rs
+++ b/compiler/rustc_parse/src/lexer/tokentrees.rs
@@ -34,7 +34,7 @@ impl<'a> TokenTreesReader<'a> {
         let mut buf = Vec::new();
         loop {
             match self.token.kind {
-                token::OpenDelim(delim) => buf.push(self.parse_token_tree_open_delim(delim)),
+                token::OpenDelim(delim) => buf.push(self.parse_token_tree_open_delim(delim)?),
                 token::CloseDelim(delim) => {
                     return if is_delimited {
                         Ok(TokenStream::new(buf))
@@ -43,10 +43,11 @@ impl<'a> TokenTreesReader<'a> {
                     };
                 }
                 token::Eof => {
-                    if is_delimited {
-                        self.eof_err().emit();
-                    }
-                    return Ok(TokenStream::new(buf));
+                    return if is_delimited {
+                        Err(self.eof_err())
+                    } else {
+                        Ok(TokenStream::new(buf))
+                    };
                 }
                 _ => {
                     // Get the next normal token. This might require getting multiple adjacent
@@ -98,7 +99,7 @@ impl<'a> TokenTreesReader<'a> {
         err
     }
 
-    fn parse_token_tree_open_delim(&mut self, open_delim: Delimiter) -> TokenTree {
+    fn parse_token_tree_open_delim(&mut self, open_delim: Delimiter) -> PResult<'a, TokenTree> {
         // The span for beginning of the delimited section
         let pre_span = self.token.span;
 
@@ -107,7 +108,7 @@ impl<'a> TokenTreesReader<'a> {
         // Parse the token trees within the delimiters.
         // We stop at any delimiter so we can try to recover if the user
         // uses an incorrect delimiter.
-        let tts = self.parse_token_trees(/* is_delimited */ true).unwrap();
+        let tts = self.parse_token_trees(/* is_delimited */ true)?;
 
         // Expand to cover the entire delimited token tree
         let delim_span = DelimSpan::from_pair(pre_span, self.token.span);
@@ -190,7 +191,7 @@ impl<'a> TokenTreesReader<'a> {
             _ => unreachable!(),
         }
 
-        TokenTree::Delimited(delim_span, open_delim, tts)
+        Ok(TokenTree::Delimited(delim_span, open_delim, tts))
     }
 
     fn close_delim_err(&mut self, delim: Delimiter) -> PErr<'a> {
diff --git a/tests/ui/lint/issue-104897.stderr b/tests/ui/lint/issue-104897.stderr
index 83fafb2b083..728d51f34a4 100644
--- a/tests/ui/lint/issue-104897.stderr
+++ b/tests/ui/lint/issue-104897.stderr
@@ -8,25 +8,5 @@ LL | fn f(){(print!(á
    |       |unclosed delimiter
    |       unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-104897.rs:5:18
-   |
-LL | fn f(){(print!(á
-   |       --      -  ^
-   |       ||      |
-   |       ||      unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-104897.rs:5:18
-   |
-LL | fn f(){(print!(á
-   |       --      -  ^
-   |       ||      |
-   |       ||      unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: aborting due to 3 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/lint/unused_parens_multibyte_recovery.stderr b/tests/ui/lint/unused_parens_multibyte_recovery.stderr
index b61f074b9b2..adbf27fcca2 100644
--- a/tests/ui/lint/unused_parens_multibyte_recovery.stderr
+++ b/tests/ui/lint/unused_parens_multibyte_recovery.stderr
@@ -8,25 +8,5 @@ LL | fn f(){(print!(á
    |       |unclosed delimiter
    |       unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/unused_parens_multibyte_recovery.rs:10:17
-   |
-LL | fn f(){(print!(á
-   |       --      - ^
-   |       ||      |
-   |       ||      unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/unused_parens_multibyte_recovery.rs:10:17
-   |
-LL | fn f(){(print!(á
-   |       --      - ^
-   |       ||      |
-   |       ||      unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: aborting due to 3 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/malformed/issue-107423-unused-delim-only-one-no-pair.stderr b/tests/ui/malformed/issue-107423-unused-delim-only-one-no-pair.stderr
index 0479035171e..89e0d982eaf 100644
--- a/tests/ui/malformed/issue-107423-unused-delim-only-one-no-pair.stderr
+++ b/tests/ui/malformed/issue-107423-unused-delim-only-one-no-pair.stderr
@@ -8,25 +8,5 @@ LL | fn a(){{{
    |       |unclosed delimiter
    |       unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-107423-unused-delim-only-one-no-pair.rs:7:11
-   |
-LL | fn a(){{{
-   |       --- ^
-   |       |||
-   |       ||unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-107423-unused-delim-only-one-no-pair.rs:7:11
-   |
-LL | fn a(){{{
-   |       --- ^
-   |       |||
-   |       ||unclosed delimiter
-   |       |unclosed delimiter
-   |       unclosed delimiter
-
-error: aborting due to 3 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/issue-103451.stderr b/tests/ui/parser/issue-103451.stderr
index e9a984261ca..6aacd5012c1 100644
--- a/tests/ui/parser/issue-103451.stderr
+++ b/tests/ui/parser/issue-103451.stderr
@@ -8,15 +8,5 @@ LL |     x: [u8; R
    |        |
    |        unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-103451.rs:4:15
-   |
-LL | struct S {
-   |          - unclosed delimiter
-LL |     x: [u8; R
-   |        -      ^
-   |        |
-   |        unclosed delimiter
-
-error: aborting due to 2 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/issue-81804.stderr b/tests/ui/parser/issue-81804.stderr
index 77e1a8bb2f3..de3b33ecd95 100644
--- a/tests/ui/parser/issue-81804.stderr
+++ b/tests/ui/parser/issue-81804.stderr
@@ -1,11 +1,10 @@
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-81804.rs:6:11
+error: mismatched closing delimiter: `}`
+  --> $DIR/issue-81804.rs:6:8
    |
 LL | fn p([=(}
-   |     --    ^
-   |     ||
-   |     |unclosed delimiter
-   |     unclosed delimiter
+   |        ^^ mismatched closing delimiter
+   |        |
+   |        unclosed delimiter
 
 error: this file contains an unclosed delimiter
   --> $DIR/issue-81804.rs:6:11
@@ -16,13 +15,5 @@ LL | fn p([=(}
    |     |unclosed delimiter
    |     unclosed delimiter
 
-error: mismatched closing delimiter: `}`
-  --> $DIR/issue-81804.rs:6:8
-   |
-LL | fn p([=(}
-   |        ^^ mismatched closing delimiter
-   |        |
-   |        unclosed delimiter
-
-error: aborting due to 3 previous errors
+error: aborting due to 2 previous errors
 
diff --git a/tests/ui/parser/issue-81827.stderr b/tests/ui/parser/issue-81827.stderr
index c14bb9f4231..63d135f73e6 100644
--- a/tests/ui/parser/issue-81827.stderr
+++ b/tests/ui/parser/issue-81827.stderr
@@ -1,12 +1,11 @@
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-81827.rs:10:27
+error: mismatched closing delimiter: `]`
+  --> $DIR/issue-81827.rs:10:23
    |
 LL | fn r()->i{0|{#[cfg(r(0{]0
-   |          -  -          -  ^
-   |          |  |          |
-   |          |  |          missing open `[` for this delimiter
-   |          |  unclosed delimiter
-   |          unclosed delimiter
+   |               -       ^^ mismatched closing delimiter
+   |               |       |
+   |               |       unclosed delimiter
+   |               closing delimiter possibly meant for this
 
 error: this file contains an unclosed delimiter
   --> $DIR/issue-81827.rs:10:27
@@ -18,14 +17,5 @@ LL | fn r()->i{0|{#[cfg(r(0{]0
    |          |  unclosed delimiter
    |          unclosed delimiter
 
-error: mismatched closing delimiter: `]`
-  --> $DIR/issue-81827.rs:10:23
-   |
-LL | fn r()->i{0|{#[cfg(r(0{]0
-   |               -       ^^ mismatched closing delimiter
-   |               |       |
-   |               |       unclosed delimiter
-   |               closing delimiter possibly meant for this
-
-error: aborting due to 3 previous errors
+error: aborting due to 2 previous errors
 
diff --git a/tests/ui/parser/issues/issue-62554.stderr b/tests/ui/parser/issues/issue-62554.stderr
index 9cb0c5a3511..4637c795ae5 100644
--- a/tests/ui/parser/issues/issue-62554.stderr
+++ b/tests/ui/parser/issues/issue-62554.stderr
@@ -9,49 +9,5 @@ LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s
    |               |                       |         unclosed delimiter
    |               unclosed delimiter      unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62554.rs:5:89
-   |
-LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
-   |               -                       -         -                  -                  - ^
-   |               |                       |         |                  |                  |
-   |               |                       |         |                  |                  unclosed delimiter
-   |               |                       |         |                  unclosed delimiter
-   |               |                       |         unclosed delimiter
-   |               unclosed delimiter      unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62554.rs:5:89
-   |
-LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
-   |               -                       -         -                  -                  - ^
-   |               |                       |         |                  |                  |
-   |               |                       |         |                  |                  unclosed delimiter
-   |               |                       |         |                  unclosed delimiter
-   |               |                       |         unclosed delimiter
-   |               unclosed delimiter      unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62554.rs:5:89
-   |
-LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
-   |               -                       -         -                  -                  - ^
-   |               |                       |         |                  |                  |
-   |               |                       |         |                  |                  unclosed delimiter
-   |               |                       |         |                  unclosed delimiter
-   |               |                       |         unclosed delimiter
-   |               unclosed delimiter      unclosed delimiter
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62554.rs:5:89
-   |
-LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
-   |               -                       -         -                  -                  - ^
-   |               |                       |         |                  |                  |
-   |               |                       |         |                  |                  unclosed delimiter
-   |               |                       |         |                  unclosed delimiter
-   |               |                       |         unclosed delimiter
-   |               unclosed delimiter      unclosed delimiter
-
-error: aborting due to 5 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/issues/issue-62894.stderr b/tests/ui/parser/issues/issue-62894.stderr
index 1b056c8a159..700479076df 100644
--- a/tests/ui/parser/issues/issue-62894.stderr
+++ b/tests/ui/parser/issues/issue-62894.stderr
@@ -10,29 +10,5 @@ LL |
 LL | fn main() {}
    |              ^
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62894.rs:6:14
-   |
-LL | fn f() { assert_eq!(f(), (), assert_eq!(assert_eq!
-   |        -           -                   - unclosed delimiter
-   |        |           |
-   |        |           unclosed delimiter
-   |        unclosed delimiter
-LL |
-LL | fn main() {}
-   |              ^
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62894.rs:6:14
-   |
-LL | fn f() { assert_eq!(f(), (), assert_eq!(assert_eq!
-   |        -           -                   - unclosed delimiter
-   |        |           |
-   |        |           unclosed delimiter
-   |        unclosed delimiter
-LL |
-LL | fn main() {}
-   |              ^
-
-error: aborting due to 3 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/issues/issue-62973.rs b/tests/ui/parser/issues/issue-62973.rs
index e8314a88a2b..22d75457702 100644
--- a/tests/ui/parser/issues/issue-62973.rs
+++ b/tests/ui/parser/issues/issue-62973.rs
@@ -1,5 +1,5 @@
 // ignore-tidy-trailing-newlines
-// error-pattern: aborting due to 4 previous errors
+// error-pattern: aborting due to 3 previous errors
 
 fn main() {}
 
diff --git a/tests/ui/parser/issues/issue-62973.stderr b/tests/ui/parser/issues/issue-62973.stderr
index 1296063c05a..14411a8cb78 100644
--- a/tests/ui/parser/issues/issue-62973.stderr
+++ b/tests/ui/parser/issues/issue-62973.stderr
@@ -1,29 +1,3 @@
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62973.rs:8:2
-   |
-LL | fn p() { match s { v, E { [) {) }
-   |        -         -         -  - missing open `(` for this delimiter
-   |        |         |         |
-   |        |         |         missing open `(` for this delimiter
-   |        |         unclosed delimiter
-   |        unclosed delimiter
-LL |
-LL |
-   |  ^
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-62973.rs:8:2
-   |
-LL | fn p() { match s { v, E { [) {) }
-   |        -         -         -  - missing open `(` for this delimiter
-   |        |         |         |
-   |        |         |         missing open `(` for this delimiter
-   |        |         unclosed delimiter
-   |        unclosed delimiter
-LL |
-LL |
-   |  ^
-
 error: mismatched closing delimiter: `)`
   --> $DIR/issue-62973.rs:6:27
    |
@@ -40,5 +14,18 @@ LL | fn p() { match s { v, E { [) {) }
    |                              |
    |                              unclosed delimiter
 
-error: aborting due to 4 previous errors
+error: this file contains an unclosed delimiter
+  --> $DIR/issue-62973.rs:8:2
+   |
+LL | fn p() { match s { v, E { [) {) }
+   |        -         -         -  - missing open `(` for this delimiter
+   |        |         |         |
+   |        |         |         missing open `(` for this delimiter
+   |        |         unclosed delimiter
+   |        unclosed delimiter
+LL |
+LL |
+   |  ^
+
+error: aborting due to 3 previous errors
 
diff --git a/tests/ui/parser/issues/issue-63116.stderr b/tests/ui/parser/issues/issue-63116.stderr
index d88cf62ec84..27c94f337bd 100644
--- a/tests/ui/parser/issues/issue-63116.stderr
+++ b/tests/ui/parser/issues/issue-63116.stderr
@@ -1,3 +1,11 @@
+error: mismatched closing delimiter: `]`
+  --> $DIR/issue-63116.rs:3:14
+   |
+LL | impl W <s(f;Y(;]
+   |              ^ ^ mismatched closing delimiter
+   |              |
+   |              unclosed delimiter
+
 error: this file contains an unclosed delimiter
   --> $DIR/issue-63116.rs:3:18
    |
@@ -7,13 +15,5 @@ LL | impl W <s(f;Y(;]
    |          |     missing open `[` for this delimiter
    |          unclosed delimiter
 
-error: mismatched closing delimiter: `]`
-  --> $DIR/issue-63116.rs:3:14
-   |
-LL | impl W <s(f;Y(;]
-   |              ^ ^ mismatched closing delimiter
-   |              |
-   |              unclosed delimiter
-
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/parser/issues/issue-63135.rs b/tests/ui/parser/issues/issue-63135.rs
index 820a412bcff..d61197dc566 100644
--- a/tests/ui/parser/issues/issue-63135.rs
+++ b/tests/ui/parser/issues/issue-63135.rs
@@ -1,3 +1,3 @@
 // error-pattern: this file contains an unclosed delimiter
-// error-pattern: aborting due to 2 previous errors
+// error-pattern: aborting due to previous error
 fn i(n{...,f #
diff --git a/tests/ui/parser/issues/issue-63135.stderr b/tests/ui/parser/issues/issue-63135.stderr
index ef789607204..ff9d99c28fe 100644
--- a/tests/ui/parser/issues/issue-63135.stderr
+++ b/tests/ui/parser/issues/issue-63135.stderr
@@ -7,14 +7,5 @@ LL | fn i(n{...,f #
    |     | unclosed delimiter
    |     unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-63135.rs:3:16
-   |
-LL | fn i(n{...,f #
-   |     - -        ^
-   |     | |
-   |     | unclosed delimiter
-   |     unclosed delimiter
-
-error: aborting due to 2 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/issues/issue-67377-invalid-syntax-in-enum-discriminant.stderr b/tests/ui/parser/issues/issue-67377-invalid-syntax-in-enum-discriminant.stderr
index dc6af1ed568..9f631edf680 100644
--- a/tests/ui/parser/issues/issue-67377-invalid-syntax-in-enum-discriminant.stderr
+++ b/tests/ui/parser/issues/issue-67377-invalid-syntax-in-enum-discriminant.stderr
@@ -1,21 +1,3 @@
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-67377-invalid-syntax-in-enum-discriminant.rs:23:65
-   |
-LL |         V = [PhantomData; { [ () ].len() ].len() as isize,
-   |                                          - missing open `[` for this delimiter
-...
-LL |         V = [Vec::new; { [].len()  ].len() as isize,
-   |                                    - missing open `[` for this delimiter
-...
-LL | mod c {
-   |       - unclosed delimiter
-LL |     enum Bug {
-LL |         V = [Vec::new; { [0].len() ].len() as isize,
-   |                                    - missing open `[` for this delimiter
-...
-LL | fn main() {}
-   |                                                                 ^
-
 error: mismatched closing delimiter: `]`
   --> $DIR/issue-67377-invalid-syntax-in-enum-discriminant.rs:5:27
    |
@@ -43,5 +25,23 @@ LL |         V = [Vec::new; { [0].len() ].len() as isize,
    |             |          unclosed delimiter
    |             closing delimiter possibly meant for this
 
+error: this file contains an unclosed delimiter
+  --> $DIR/issue-67377-invalid-syntax-in-enum-discriminant.rs:23:65
+   |
+LL |         V = [PhantomData; { [ () ].len() ].len() as isize,
+   |                                          - missing open `[` for this delimiter
+...
+LL |         V = [Vec::new; { [].len()  ].len() as isize,
+   |                                    - missing open `[` for this delimiter
+...
+LL | mod c {
+   |       - unclosed delimiter
+LL |     enum Bug {
+LL |         V = [Vec::new; { [0].len() ].len() as isize,
+   |                                    - missing open `[` for this delimiter
+...
+LL | fn main() {}
+   |                                                                 ^
+
 error: aborting due to 4 previous errors
 
diff --git a/tests/ui/parser/issues/issue-68629.stderr b/tests/ui/parser/issues/issue-68629.stderr
index 09905edfbeb..2562baa1c49 100644
--- a/tests/ui/parser/issues/issue-68629.stderr
+++ b/tests/ui/parser/issues/issue-68629.stderr
diff --git a/tests/ui/parser/issues/issue-88770.stderr b/tests/ui/parser/issues/issue-88770.stderr
index 3fec25cdf4c..836f44953d4 100644
--- a/tests/ui/parser/issues/issue-88770.stderr
+++ b/tests/ui/parser/issues/issue-88770.stderr
@@ -10,29 +10,5 @@ LL | fn m(){print!("",(c for&g
 LL | e
    |   ^
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-88770.rs:8:3
-   |
-LL | fn m(){print!("",(c for&g
-   |       -      -   - unclosed delimiter
-   |       |      |
-   |       |      unclosed delimiter
-   |       unclosed delimiter
-...
-LL | e
-   |   ^
-
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-88770.rs:8:3
-   |
-LL | fn m(){print!("",(c for&g
-   |       -      -   - unclosed delimiter
-   |       |      |
-   |       |      unclosed delimiter
-   |       unclosed delimiter
-...
-LL | e
-   |   ^
-
-error: aborting due to 3 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/parser/missing_right_paren.rs b/tests/ui/parser/missing_right_paren.rs
index c5c56ac4cd4..e240f8c6739 100644
--- a/tests/ui/parser/missing_right_paren.rs
+++ b/tests/ui/parser/missing_right_paren.rs
@@ -1,4 +1,4 @@
 // ignore-tidy-trailing-newlines
 // error-pattern: this file contains an unclosed delimiter
-// error-pattern: aborting due to 2 previous errors
+// error-pattern: aborting due to previous error
 fn main((ؼ
\ No newline at end of file
diff --git a/tests/ui/parser/missing_right_paren.stderr b/tests/ui/parser/missing_right_paren.stderr
index dfdc6a831e0..994ce4d8541 100644
--- a/tests/ui/parser/missing_right_paren.stderr
+++ b/tests/ui/parser/missing_right_paren.stderr
@@ -7,14 +7,5 @@ LL | fn main((ؼ
    |        |unclosed delimiter
    |        unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/missing_right_paren.rs:4:11
-   |
-LL | fn main((ؼ
-   |        -- ^
-   |        ||
-   |        |unclosed delimiter
-   |        unclosed delimiter
-
-error: aborting due to 2 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/type/issue-91268.stderr b/tests/ui/type/issue-91268.stderr
index c14959ae5e5..a3619d863e2 100644
--- a/tests/ui/type/issue-91268.stderr
+++ b/tests/ui/type/issue-91268.stderr
@@ -8,15 +8,5 @@ LL |     0: u8(ţ
    |          |
    |          unclosed delimiter
 
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-91268.rs:5:12
-   |
-LL | fn main() {
-   |           - unclosed delimiter
-LL |     0: u8(ţ
-   |          - ^
-   |          |
-   |          unclosed delimiter
-
-error: aborting due to 2 previous errors
+error: aborting due to previous error
 
diff --git a/tests/ui/typeck/issue-91334.stderr b/tests/ui/typeck/issue-91334.stderr
index 638222abfac..7cb30eea530 100644
--- a/tests/ui/typeck/issue-91334.stderr
+++ b/tests/ui/typeck/issue-91334.stderr
@@ -1,12 +1,11 @@
-error: this file contains an unclosed delimiter
-  --> $DIR/issue-91334.rs:7:23
+error: mismatched closing delimiter: `)`
+  --> $DIR/issue-91334.rs:7:19
    |
 LL | fn f(){||yield(((){),
-   |       -       -    -  ^
-   |       |       |    |
-   |       |       |    missing open `(` for this delimiter
-   |       |       unclosed delimiter
-   |       unclosed delimiter
+   |                -  ^^ mismatched closing delimiter
+   |                |  |
+   |                |  unclosed delimiter
+   |                closing delimiter possibly meant for this
 
 error: this file contains an unclosed delimiter
   --> $DIR/issue-91334.rs:7:23
@@ -18,14 +17,5 @@ LL | fn f(){||yield(((){),
    |       |       unclosed delimiter
    |       unclosed delimiter
 
-error: mismatched closing delimiter: `)`
-  --> $DIR/issue-91334.rs:7:19
-   |
-LL | fn f(){||yield(((){),
-   |                -  ^^ mismatched closing delimiter
-   |                |  |
-   |                |  unclosed delimiter
-   |                closing delimiter possibly meant for this
-
-error: aborting due to 3 previous errors
+error: aborting due to 2 previous errors