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chenyukangchenyukang
committed
remove duplicated diagnostic for unclosed delimiter
1 parent f01d0c0 commit 65ad5f8

21 files changed

+82
-313
lines changed

‎compiler/rustc_parse/src/lexer/tokentrees.rs‎

Lines changed: 9 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -34,7 +34,7 @@ impl<'a> TokenTreesReader<'a> {
3434
let mut buf = Vec::new();
3535
loop {
3636
match self.token.kind {
37-
token::OpenDelim(delim) => buf.push(self.parse_token_tree_open_delim(delim)),
37+
token::OpenDelim(delim) => buf.push(self.parse_token_tree_open_delim(delim)?),
3838
token::CloseDelim(delim) => {
3939
return if is_delimited {
4040
Ok(TokenStream::new(buf))
@@ -43,10 +43,11 @@ impl<'a> TokenTreesReader<'a> {
4343
};
4444
}
4545
token::Eof => {
46-
if is_delimited {
47-
self.eof_err().emit();
48-
}
49-
return Ok(TokenStream::new(buf));
46+
return if is_delimited {
47+
Err(self.eof_err())
48+
} else {
49+
Ok(TokenStream::new(buf))
50+
};
5051
}
5152
_ => {
5253
// Get the next normal token. This might require getting multiple adjacent
@@ -98,7 +99,7 @@ impl<'a> TokenTreesReader<'a> {
9899
err
99100
}
100101

101-
fn parse_token_tree_open_delim(&mut self, open_delim: Delimiter) -> TokenTree {
102+
fn parse_token_tree_open_delim(&mut self, open_delim: Delimiter) -> PResult<'a, TokenTree> {
102103
// The span for beginning of the delimited section
103104
let pre_span = self.token.span;
104105

@@ -107,7 +108,7 @@ impl<'a> TokenTreesReader<'a> {
107108
// Parse the token trees within the delimiters.
108109
// We stop at any delimiter so we can try to recover if the user
109110
// uses an incorrect delimiter.
110-
let tts = self.parse_token_trees(/* is_delimited */ true).unwrap();
111+
let tts = self.parse_token_trees(/* is_delimited */ true)?;
111112

112113
// Expand to cover the entire delimited token tree
113114
let delim_span = DelimSpan::from_pair(pre_span, self.token.span);
@@ -190,7 +191,7 @@ impl<'a> TokenTreesReader<'a> {
190191
_ => unreachable!(),
191192
}
192193

193-
TokenTree::Delimited(delim_span, open_delim, tts)
194+
Ok(TokenTree::Delimited(delim_span, open_delim, tts))
194195
}
195196

196197
fn close_delim_err(&mut self, delim: Delimiter) -> PErr<'a> {

‎tests/ui/lint/issue-104897.stderr‎

Lines changed: 1 addition & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -8,25 +8,5 @@ LL | fn f(){(print!(á
88
| |unclosed delimiter
99
| unclosed delimiter
1010

11-
error: this file contains an unclosed delimiter
12-
--> $DIR/issue-104897.rs:5:18
13-
|
14-
LL | fn f(){(print!(á
15-
| -- - ^
16-
| || |
17-
| || unclosed delimiter
18-
| |unclosed delimiter
19-
| unclosed delimiter
20-
21-
error: this file contains an unclosed delimiter
22-
--> $DIR/issue-104897.rs:5:18
23-
|
24-
LL | fn f(){(print!(á
25-
| -- - ^
26-
| || |
27-
| || unclosed delimiter
28-
| |unclosed delimiter
29-
| unclosed delimiter
30-
31-
error: aborting due to 3 previous errors
11+
error: aborting due to previous error
3212

‎tests/ui/lint/unused_parens_multibyte_recovery.stderr‎

Lines changed: 1 addition & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -8,25 +8,5 @@ LL | fn f(){(print!(á
88
| |unclosed delimiter
99
| unclosed delimiter
1010

11-
error: this file contains an unclosed delimiter
12-
--> $DIR/unused_parens_multibyte_recovery.rs:10:17
13-
|
14-
LL | fn f(){(print!(á
15-
| -- - ^
16-
| || |
17-
| || unclosed delimiter
18-
| |unclosed delimiter
19-
| unclosed delimiter
20-
21-
error: this file contains an unclosed delimiter
22-
--> $DIR/unused_parens_multibyte_recovery.rs:10:17
23-
|
24-
LL | fn f(){(print!(á
25-
| -- - ^
26-
| || |
27-
| || unclosed delimiter
28-
| |unclosed delimiter
29-
| unclosed delimiter
30-
31-
error: aborting due to 3 previous errors
11+
error: aborting due to previous error
3212

‎tests/ui/malformed/issue-107423-unused-delim-only-one-no-pair.stderr‎

Lines changed: 1 addition & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -8,25 +8,5 @@ LL | fn a(){{{
88
| |unclosed delimiter
99
| unclosed delimiter
1010

11-
error: this file contains an unclosed delimiter
12-
--> $DIR/issue-107423-unused-delim-only-one-no-pair.rs:7:11
13-
|
14-
LL | fn a(){{{
15-
| --- ^
16-
| |||
17-
| ||unclosed delimiter
18-
| |unclosed delimiter
19-
| unclosed delimiter
20-
21-
error: this file contains an unclosed delimiter
22-
--> $DIR/issue-107423-unused-delim-only-one-no-pair.rs:7:11
23-
|
24-
LL | fn a(){{{
25-
| --- ^
26-
| |||
27-
| ||unclosed delimiter
28-
| |unclosed delimiter
29-
| unclosed delimiter
30-
31-
error: aborting due to 3 previous errors
11+
error: aborting due to previous error
3212

‎tests/ui/parser/issue-103451.stderr‎

Lines changed: 1 addition & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -8,15 +8,5 @@ LL | x: [u8; R
88
| |
99
| unclosed delimiter
1010

11-
error: this file contains an unclosed delimiter
12-
--> $DIR/issue-103451.rs:4:15
13-
|
14-
LL | struct S {
15-
| - unclosed delimiter
16-
LL | x: [u8; R
17-
| - ^
18-
| |
19-
| unclosed delimiter
20-
21-
error: aborting due to 2 previous errors
11+
error: aborting due to previous error
2212

‎tests/ui/parser/issue-81804.stderr‎

Lines changed: 6 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -1,11 +1,10 @@
1-
error: this file contains an unclosed delimiter
2-
--> $DIR/issue-81804.rs:6:11
1+
error: mismatched closing delimiter: `}`
2+
--> $DIR/issue-81804.rs:6:8
33
|
44
LL | fn p([=(}
5-
| -- ^
6-
| ||
7-
| |unclosed delimiter
8-
| unclosed delimiter
5+
| ^^ mismatched closing delimiter
6+
| |
7+
| unclosed delimiter
98

109
error: this file contains an unclosed delimiter
1110
--> $DIR/issue-81804.rs:6:11
@@ -16,13 +15,5 @@ LL | fn p([=(}
1615
| |unclosed delimiter
1716
| unclosed delimiter
1817

19-
error: mismatched closing delimiter: `}`
20-
--> $DIR/issue-81804.rs:6:8
21-
|
22-
LL | fn p([=(}
23-
| ^^ mismatched closing delimiter
24-
| |
25-
| unclosed delimiter
26-
27-
error: aborting due to 3 previous errors
18+
error: aborting due to 2 previous errors
2819

‎tests/ui/parser/issue-81827.stderr‎

Lines changed: 7 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -1,12 +1,11 @@
1-
error: this file contains an unclosed delimiter
2-
--> $DIR/issue-81827.rs:10:27
1+
error: mismatched closing delimiter: `]`
2+
--> $DIR/issue-81827.rs:10:23
33
|
44
LL | fn r()->i{0|{#[cfg(r(0{]0
5-
| - - - ^
6-
| | | |
7-
| | | missing open `[` for this delimiter
8-
| | unclosed delimiter
9-
| unclosed delimiter
5+
| - ^^ mismatched closing delimiter
6+
| | |
7+
| | unclosed delimiter
8+
| closing delimiter possibly meant for this
109

1110
error: this file contains an unclosed delimiter
1211
--> $DIR/issue-81827.rs:10:27
@@ -18,14 +17,5 @@ LL | fn r()->i{0|{#[cfg(r(0{]0
1817
| | unclosed delimiter
1918
| unclosed delimiter
2019

21-
error: mismatched closing delimiter: `]`
22-
--> $DIR/issue-81827.rs:10:23
23-
|
24-
LL | fn r()->i{0|{#[cfg(r(0{]0
25-
| - ^^ mismatched closing delimiter
26-
| | |
27-
| | unclosed delimiter
28-
| closing delimiter possibly meant for this
29-
30-
error: aborting due to 3 previous errors
20+
error: aborting due to 2 previous errors
3121

‎tests/ui/parser/issues/issue-62554.stderr‎

Lines changed: 1 addition & 45 deletions
Original file line numberDiff line numberDiff line change
@@ -9,49 +9,5 @@ LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s
99
| | | unclosed delimiter
1010
| unclosed delimiter unclosed delimiter
1111

12-
error: this file contains an unclosed delimiter
13-
--> $DIR/issue-62554.rs:5:89
14-
|
15-
LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
16-
| - - - - - ^
17-
| | | | | |
18-
| | | | | unclosed delimiter
19-
| | | | unclosed delimiter
20-
| | | unclosed delimiter
21-
| unclosed delimiter unclosed delimiter
22-
23-
error: this file contains an unclosed delimiter
24-
--> $DIR/issue-62554.rs:5:89
25-
|
26-
LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
27-
| - - - - - ^
28-
| | | | | |
29-
| | | | | unclosed delimiter
30-
| | | | unclosed delimiter
31-
| | | unclosed delimiter
32-
| unclosed delimiter unclosed delimiter
33-
34-
error: this file contains an unclosed delimiter
35-
--> $DIR/issue-62554.rs:5:89
36-
|
37-
LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
38-
| - - - - - ^
39-
| | | | | |
40-
| | | | | unclosed delimiter
41-
| | | | unclosed delimiter
42-
| | | unclosed delimiter
43-
| unclosed delimiter unclosed delimiter
44-
45-
error: this file contains an unclosed delimiter
46-
--> $DIR/issue-62554.rs:5:89
47-
|
48-
LL | fn foo(u: u8) { if u8 macro_rules! u8 { (u6) => { fn uuuuuuuuuuu() { use s loo mod u8 {
49-
| - - - - - ^
50-
| | | | | |
51-
| | | | | unclosed delimiter
52-
| | | | unclosed delimiter
53-
| | | unclosed delimiter
54-
| unclosed delimiter unclosed delimiter
55-
56-
error: aborting due to 5 previous errors
12+
error: aborting due to previous error
5713

‎tests/ui/parser/issues/issue-62894.stderr‎

Lines changed: 1 addition & 25 deletions
Original file line numberDiff line numberDiff line change
@@ -10,29 +10,5 @@ LL |
1010
LL | fn main() {}
1111
| ^
1212

13-
error: this file contains an unclosed delimiter
14-
--> $DIR/issue-62894.rs:6:14
15-
|
16-
LL | fn f() { assert_eq!(f(), (), assert_eq!(assert_eq!
17-
| - - - unclosed delimiter
18-
| | |
19-
| | unclosed delimiter
20-
| unclosed delimiter
21-
LL |
22-
LL | fn main() {}
23-
| ^
24-
25-
error: this file contains an unclosed delimiter
26-
--> $DIR/issue-62894.rs:6:14
27-
|
28-
LL | fn f() { assert_eq!(f(), (), assert_eq!(assert_eq!
29-
| - - - unclosed delimiter
30-
| | |
31-
| | unclosed delimiter
32-
| unclosed delimiter
33-
LL |
34-
LL | fn main() {}
35-
| ^
36-
37-
error: aborting due to 3 previous errors
13+
error: aborting due to previous error
3814

‎tests/ui/parser/issues/issue-62973.rs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
// ignore-tidy-trailing-newlines
2-
// error-pattern: aborting due to 4 previous errors
2+
// error-pattern: aborting due to 3 previous errors
33

44
fn main() {}
55

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