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Use more accurate span for : to :: suggestion

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This commit is contained in:
Esteban Küber 2024-07-11 22:03:08 +00:00
parent dd40e0b4ee
commit b5f94c61f7
9 changed files with 12 additions and 8 deletions
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4
compiler/rustc_parse/src/errors.rs
View File

@ -1562,9 +1562,11 @@ pub(crate) struct ExpectedFnPathFoundFnKeyword {
#[diag(parse_path_single_colon)]
pub(crate) struct PathSingleColon {
#[primary_span]
#[suggestion(applicability = "machine-applicable", code = "::", style = "verbose")]
pub span: Span,
#[suggestion(applicability = "machine-applicable", code = ":", style = "verbose")]
pub suggestion: Span,
#[note(parse_type_ascription_removed)]
pub type_ascription: Option<()>,
}

2
compiler/rustc_parse/src/parser/path.rs
View File

@ -258,6 +258,7 @@ pub(super) fn parse_path_segments(
self.bump(); // bump past the colon
self.dcx().emit_err(PathSingleColon {
span: self.prev_token.span,
suggestion: self.prev_token.span.shrink_to_hi(),
type_ascription: self
.psess
.unstable_features
@ -329,6 +330,7 @@ pub(super) fn parse_path_segment(
err.cancel();
err = self.dcx().create_err(PathSingleColon {
span: self.token.span,
suggestion: self.prev_token.span.shrink_to_hi(),
type_ascription: self
.psess
.unstable_features

2
tests/ui/generics/single-colon-path-not-const-generics.stderr
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@ -10,7 +10,7 @@ LL | a: Vec<foo::bar:A>,
help: use a double colon instead
|
LL | a: Vec<foo::bar::A>,
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/suggestions/type-ascription-instead-of-method.stderr
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@ -8,7 +8,7 @@ LL | let _ = Box:new("foo".to_string());
help: use a double colon instead
|
LL | let _ = Box::new("foo".to_string());
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/suggestions/type-ascription-instead-of-path.stderr
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@ -8,7 +8,7 @@ LL | std:io::stdin();
help: use a double colon instead
|
LL | std::io::stdin();
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/suggestions/type-ascription-instead-of-variant.stderr
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@ -8,7 +8,7 @@ LL | let _ = Option:Some("");
help: use a double colon instead
|
LL | let _ = Option::Some("");
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/type/ascription/issue-47666.stderr
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@ -8,7 +8,7 @@ LL | let _ = Option:Some(vec![0, 1]);
help: use a double colon instead
|
LL | let _ = Option::Some(vec![0, 1]);
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/type/ascription/issue-54516.stderr
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@ -8,7 +8,7 @@ LL | println!("{}", std::mem:size_of::<BTreeMap<u32, u32>>());
help: use a double colon instead
|
LL | println!("{}", std::mem::size_of::<BTreeMap<u32, u32>>());
| ~~
| +
error: aborting due to 1 previous error

2
tests/ui/type/ascription/issue-60933.stderr
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@ -8,7 +8,7 @@ LL | let _: usize = std::mem:size_of::<u32>();
help: use a double colon instead
|
LL | let _: usize = std::mem::size_of::<u32>();
| ~~
| +
error: aborting due to 1 previous error