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Add Unicode block-drawing compiler output support

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Add nightly-only theming support to rustc output using Unicode box
drawing characters instead of ASCII-art to draw the terminal UI:

After:

```
error: foo
  ╭▸ test.rs:3:3
  │
3 │       X0 Y0 Z0
  │   ┌───╿──│──┘
  │  ┌│───│──┘
  │ ┏││━━━┙
  │ ┃││
4 │ ┃││   X1 Y1 Z1
5 │ ┃││   X2 Y2 Z2
  │ ┃│└────╿──│──┘ `Z` label
  │ ┃└─────│──┤
  │ ┗━━━━━━┥  `Y` is a good letter too
  │        `X` is a good letter
  ╰╴
note: bar
  ╭▸ test.rs:4:3
  │
4 │ ┏   X1 Y1 Z1
5 │ ┃   X2 Y2 Z2
6 │ ┃   X3 Y3 Z3
  │ ┗━━━━━━━━━━┛
  ├ note: bar
  ╰ note: baz
note: qux
  ╭▸ test.rs:4:3
  │
4 │   X1 Y1 Z1
  ╰╴  ━━━━━━━━
```

Before:

```
error: foo
 --> test.rs:3:3
  |
3 |       X0 Y0 Z0
  |    ___^__-__-
  |   |___|__|
  |  ||___|
  | |||
4 | |||   X1 Y1 Z1
5 | |||   X2 Y2 Z2
  | |||____^__-__- `Z` label
  | ||_____|__|
  | |______|  `Y` is a good letter too
  |        `X` is a good letter
  |
note: bar
 --> test.rs:4:3
  |
4 | /   X1 Y1 Z1
5 | |   X2 Y2 Z2
6 | |   X3 Y3 Z3
  | |__________^
  = note: bar
  = note: baz
note: qux
 --> test.rs:4:3
  |
4 |   X1 Y1 Z1
  |   ^^^^^^^^
```
This commit is contained in:
Esteban Küber 2024-06-17 15:14:07 +00:00 committed by León Orell Valerian Liehr
parent f61306d47b
commit 1d78004575
No known key found for this signature in database
GPG Key ID: D17A07215F68E713
37 changed files with 2256 additions and 212 deletions
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697
compiler/rustc_errors/src/emitter.rs
View File

File diff suppressed because it is too large Load Diff

7
compiler/rustc_errors/src/json.rs
View File

@ -27,7 +27,7 @@
use crate::diagnostic::IsLint;
use crate::emitter::{
ColorConfig, Destination, Emitter, HumanEmitter, HumanReadableErrorType,
ColorConfig, Destination, Emitter, HumanEmitter, HumanReadableErrorType, OutputTheme,
should_show_source_code,
};
use crate::registry::Registry;
@ -377,6 +377,11 @@ fn reset(&mut self) -> io::Result<()> {
.terminal_url(je.terminal_url)
.ui_testing(je.ui_testing)
.ignored_directories_in_source_blocks(je.ignored_directories_in_source_blocks.clone())
.theme(if let HumanReadableErrorType::Unicode = je.json_rendered {
OutputTheme::Unicode
} else {
OutputTheme::Ascii
})
.emit_diagnostic(diag);
let buf = Arc::try_unwrap(buf.0).unwrap().into_inner().unwrap();
let buf = String::from_utf8(buf).unwrap();

1195
compiler/rustc_parse/src/parser/tests.rs
View File

File diff suppressed because it is too large Load Diff

9
compiler/rustc_session/src/config.rs
View File

@ -1714,6 +1714,9 @@ pub fn parse_json(early_dcx: &EarlyDiagCtxt, matches: &getopts::Matches) -> Json
for sub_option in option.split(',') {
match sub_option {
"diagnostic-short" => json_rendered = HumanReadableErrorType::Short,
"diagnostic-unicode" => {
json_rendered = HumanReadableErrorType::Unicode;
}
"diagnostic-rendered-ansi" => json_color = ColorConfig::Always,
"artifacts" => json_artifact_notifications = true,
"unused-externs" => json_unused_externs = JsonUnusedExterns::Loud,
@ -1760,6 +1763,9 @@ pub fn parse_error_format(
ErrorOutputType::Json { pretty: true, json_rendered, color_config: json_color }
}
Some("short") => ErrorOutputType::HumanReadable(HumanReadableErrorType::Short, color),
Some("human-unicode") => {
ErrorOutputType::HumanReadable(HumanReadableErrorType::Unicode, color)
}
Some(arg) => {
early_dcx.abort_if_error_and_set_error_format(ErrorOutputType::HumanReadable(
HumanReadableErrorType::Default,
@ -1831,6 +1837,9 @@ fn check_error_format_stability(
{
early_dcx.early_fatal("`--error-format=human-annotate-rs` is unstable");
}
if let ErrorOutputType::HumanReadable(HumanReadableErrorType::Unicode, _) = error_format {
early_dcx.early_fatal("`--error-format=human-unicode` is unstable");
}
}
}

14
compiler/rustc_session/src/session.rs
View File

@ -16,7 +16,9 @@
};
use rustc_errors::annotate_snippet_emitter_writer::AnnotateSnippetEmitter;
use rustc_errors::codes::*;
use rustc_errors::emitter::{DynEmitter, HumanEmitter, HumanReadableErrorType, stderr_destination};
use rustc_errors::emitter::{
DynEmitter, HumanEmitter, HumanReadableErrorType, OutputTheme, stderr_destination,
};
use rustc_errors::json::JsonEmitter;
use rustc_errors::registry::Registry;
use rustc_errors::{
@ -965,6 +967,11 @@ fn default_emitter(
.macro_backtrace(macro_backtrace)
.track_diagnostics(track_diagnostics)
.terminal_url(terminal_url)
.theme(if let HumanReadableErrorType::Unicode = kind {
OutputTheme::Unicode
} else {
OutputTheme::Ascii
})
.ignored_directories_in_source_blocks(
sopts.unstable_opts.ignore_directory_in_diagnostics_source_blocks.clone(),
);
@ -1468,6 +1475,11 @@ fn mk_emitter(output: ErrorOutputType) -> Box<DynEmitter> {
let short = kind.short();
Box::new(
HumanEmitter::new(stderr_destination(color_config), fallback_bundle)
.theme(if let HumanReadableErrorType::Unicode = kind {
OutputTheme::Unicode
} else {
OutputTheme::Ascii
})
.short_message(short),
)
}

9
src/librustdoc/core.rs
View File

@ -6,7 +6,9 @@
use rustc_data_structures::sync::Lrc;
use rustc_data_structures::unord::UnordSet;
use rustc_errors::codes::*;
use rustc_errors::emitter::{DynEmitter, HumanEmitter, stderr_destination};
use rustc_errors::emitter::{
DynEmitter, HumanEmitter, HumanReadableErrorType, OutputTheme, stderr_destination,
};
use rustc_errors::json::JsonEmitter;
use rustc_errors::{ErrorGuaranteed, TerminalUrl};
use rustc_feature::UnstableFeatures;
@ -147,6 +149,11 @@ pub(crate) fn new_dcx(
.teach(unstable_opts.teach)
.diagnostic_width(diagnostic_width)
.track_diagnostics(unstable_opts.track_diagnostics)
.theme(if let HumanReadableErrorType::Unicode = kind {
OutputTheme::Unicode
} else {
OutputTheme::Ascii
})
.ui_testing(unstable_opts.ui_testing),
)
}

5
src/librustdoc/doctest.rs
View File

@ -15,6 +15,7 @@
pub(crate) use markdown::test as test_markdown;
use rustc_ast as ast;
use rustc_data_structures::fx::{FxHashMap, FxIndexMap, FxIndexSet};
use rustc_errors::emitter::HumanReadableErrorType;
use rustc_errors::{ColorConfig, DiagCtxtHandle, ErrorGuaranteed, FatalError};
use rustc_hir::CRATE_HIR_ID;
use rustc_hir::def_id::LOCAL_CRATE;
@ -520,10 +521,14 @@ fn run_test(
});
if let ErrorOutputType::HumanReadable(kind, color_config) = rustdoc_options.error_format {
let short = kind.short();
let unicode = kind == HumanReadableErrorType::Unicode;
if short {
compiler.arg("--error-format").arg("short");
}
if unicode {
compiler.arg("--error-format").arg("human-unicode");
}
match color_config {
ColorConfig::Never => {

20
src/tools/clippy/tests/ui/empty_line_after/doc_comments.stderr
View File

@ -3,7 +3,7 @@ error: empty line after doc comment
|
LL | / /// for the crate
LL | |
| |_
| |_^
LL | fn first_in_crate() {}
| ------------------- the comment documents this function
|
@ -22,7 +22,7 @@ error: empty line after doc comment
|
LL | / /// for the module
LL | |
| |_
| |_^
LL | fn first_in_module() {}
| -------------------- the comment documents this function
|
@ -39,7 +39,7 @@ error: empty line after doc comment
|
LL | / /// # Indented
LL | |
| |_
| |_^
LL | /// Blank line
LL | fn indented() {}
| ------------- the comment documents this function
@ -55,7 +55,7 @@ error: empty line after doc comment
|
LL | / /// This should produce a warning
LL | |
| |_
| |_^
LL | fn with_doc_and_newline() {}
| ------------------------- the comment documents this function
|
@ -69,7 +69,7 @@ LL | |
LL | | /** This is also a doc comment and is part of the warning
LL | | */
LL | |
| |_
| |_^
...
LL | fn three_attributes() {}
| --------------------- the comment documents this function
@ -82,7 +82,7 @@ error: empty line after doc comment
LL | / /// docs for `old_code`
LL | | // fn old_code() {}
LL | |
| |_
| |_^
LL | fn new_code() {}
| ------------- the comment documents this function
|
@ -102,7 +102,7 @@ LL | | /// Docs
LL | | /// for OldB
LL | | // struct OldB;
LL | |
| |_
| |_^
...
LL | struct Multiple;
| --------------- the comment documents this struct
@ -125,7 +125,7 @@ LL | / /**
LL | | * Meant to be inner doc comment
LL | | */
LL | |
| |_
| |_^
LL | fn first_in_module() {}
| -------------------- the comment documents this function
|
@ -143,7 +143,7 @@ LL | | * Docs for `old_code`
LL | | */
LL | | /* fn old_code() {} */
LL | |
| |_
| |_^
...
LL | fn new_code() {}
| ------------- the comment documents this function
@ -161,7 +161,7 @@ error: empty line after doc comment
LL | / /// Docs for `old_code2`
LL | | /* fn old_code2() {} */
LL | |
| |_
| |_^
LL | /// Docs for `new_code2`
LL | fn new_code2() {}
| -------------- the comment documents this function

18
src/tools/clippy/tests/ui/empty_line_after/outer_attribute.stderr
View File

@ -3,7 +3,7 @@ error: empty line after outer attribute
|
LL | / #[crate_type = "lib"]
LL | |
| |_
| |_^
LL | fn first_in_crate() {}
| ------------------- the attribute applies to this function
|
@ -20,7 +20,7 @@ error: empty line after outer attribute
|
LL | / #[inline]
LL | |
| |_
| |_^
LL | /// some comment
LL | fn with_one_newline_and_comment() {}
| --------------------------------- the attribute applies to this function
@ -32,7 +32,7 @@ error: empty line after outer attribute
|
LL | / #[inline]
LL | |
| |_
| |_^
LL | fn with_one_newline() {}
| --------------------- the attribute applies to this function
|
@ -44,7 +44,7 @@ error: empty lines after outer attribute
LL | / #[crate_type = "lib"]
LL | |
LL | |
| |_
| |_^
LL | fn with_two_newlines() {}
| ---------------------- the attribute applies to this function
|
@ -59,7 +59,7 @@ error: empty line after outer attribute
|
LL | / #[doc = "doc attributes should be considered attributes"]
LL | |
| |_
| |_^
LL | enum Baz {
| -------- the attribute applies to this enum
|
@ -70,7 +70,7 @@ error: empty line after outer attribute
|
LL | / #[repr(C)]
LL | |
| |_
| |_^
LL | struct Foo {
| ---------- the attribute applies to this struct
|
@ -81,7 +81,7 @@ error: empty line after outer attribute
|
LL | / #[allow(dead_code)]
LL | |
| |_
| |_^
LL | mod foo {}
| ------- the attribute applies to this module
|
@ -93,7 +93,7 @@ error: empty line after outer attribute
LL | / #[inline]
LL | | // Still lint cases where the empty line does not immediately follow the attribute
LL | |
| |_
| |_^
LL | fn comment_before_empty_line() {}
| ------------------------------ the attribute applies to this function
|
@ -106,7 +106,7 @@ LL | / #[allow(unused)]
LL | |
LL | | // This comment is isolated
LL | |
| |_
| |_^
LL | pub fn isolated_comment() {}
| ------------------------- the attribute applies to this function
|

10
src/tools/clippy/tests/ui/four_forward_slashes.stderr
View File

@ -3,7 +3,7 @@ error: this item has comments with 4 forward slashes (`////`). These look like d
|
LL | / //// whoops
LL | | fn a() {}
| |_
| |_^
|
= note: `-D clippy::four-forward-slashes` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::four_forward_slashes)]`
@ -18,7 +18,7 @@ error: this item has comments with 4 forward slashes (`////`). These look like d
LL | / //// whoops
LL | | #[allow(dead_code)]
LL | | fn b() {}
| |_
| |_^
|
help: make this a doc comment by removing one `/`
|
@ -32,7 +32,7 @@ LL | / //// whoops
LL | | //// two borked comments!
LL | | #[track_caller]
LL | | fn c() {}
| |_
| |_^
|
help: turn these into doc comments by removing one `/`
|
@ -46,7 +46,7 @@ error: this item has comments with 4 forward slashes (`////`). These look like d
LL | / //// between attributes
LL | | #[allow(dead_code)]
LL | | fn g() {}
| |_
| |_^
|
help: make this a doc comment by removing one `/`
|
@ -58,7 +58,7 @@ error: this item has comments with 4 forward slashes (`////`). These look like d
|
LL | / //// not very start of contents
LL | | fn h() {}
| |_
| |_^
|
help: make this a doc comment by removing one `/`
|

2
src/tools/clippy/tests/ui/four_forward_slashes_first_line.stderr
View File

@ -3,7 +3,7 @@ error: this item has comments with 4 forward slashes (`////`). These look like d
|
LL | / //// borked doc comment on the first line. doesn't combust!
LL | | fn a() {}
| |_
| |_^
|
= note: `-D clippy::four-forward-slashes` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::four_forward_slashes)]`

2
src/tools/clippy/tests/ui/too_long_first_doc_paragraph-fix.stderr
View File

@ -6,7 +6,7 @@ LL | | /// A much longer explanation that goes into a lot more detail about
LL | | /// how the thing works, possibly with doclinks and so one,
LL | | /// and probably spanning a many rows. Blablabla, it needs to be over
LL | | /// 200 characters so I needed to write something longeeeeeeer.
| |_
| |_^
|
= note: `-D clippy::too-long-first-doc-paragraph` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::too_long_first_doc_paragraph)]`

4
src/tools/clippy/tests/ui/too_long_first_doc_paragraph.stderr
View File

@ -23,7 +23,7 @@ error: first doc comment paragraph is too long
LL | / /// Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc turpis nunc, lacinia
LL | | /// a dolor in, pellentesque aliquet enim. Cras nec maximus sem. Mauris arcu libero,
LL | | /// gravida non lacinia at, rhoncus eu lacus.
| |_
| |_^
error: first doc comment paragraph is too long
--> tests/ui/too_long_first_doc_paragraph.rs:36:1
@ -32,7 +32,7 @@ LL | / /// Lorem
LL | | /// ipsum dolor sit amet, consectetur adipiscing elit. Nunc turpis nunc, lacinia
LL | | /// a dolor in, pellentesque aliquet enim. Cras nec maximus sem. Mauris arcu libero,
LL | | /// gravida non lacinia at, rhoncus eu lacus.
| |_
| |_^
error: aborting due to 3 previous errors

2
tests/rustdoc-ui/invalid-syntax.stderr
View File

@ -130,7 +130,7 @@ warning: could not parse code block as Rust code
LL | /// \____/
| _________^
LL | | ///
| |_
| |_^
|
= note: error from rustc: unknown start of token: \

6
tests/ui/codemap_tests/huge_multispan_highlight.svg → tests/ui/codemap_tests/huge_multispan_highlight.ascii.svg
View File

@ -1,4 +1,4 @@
<svg width="818px" height="848px" xmlns="http://www.w3.org/2000/svg">
<svg width="743px" height="848px" xmlns="http://www.w3.org/2000/svg">
<style>
.fg { fill: #AAAAAA }
.bg { background: #000000 }
@ -21,7 +21,7 @@
<text xml:space="preserve" class="container fg">
<tspan x="10px" y="28px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="46px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:96:18</tspan>
<tspan x="10px" y="46px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:99:18</tspan>
</tspan>
<tspan x="10px" y="64px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
@ -59,7 +59,7 @@
</tspan>
<tspan x="10px" y="370px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="388px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:213:18</tspan>
<tspan x="10px" y="388px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:216:18</tspan>
</tspan>
<tspan x="10px" y="406px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
Side by Side Swipe Overlay

Before

Width:  |  Height:  |  Size: 8.9 KiB

After

Width:  |  Height:  |  Size: 8.9 KiB

5
tests/ui/codemap_tests/huge_multispan_highlight.rs
View File

@ -1,4 +1,7 @@
//@ compile-flags: --error-format=human --color=always
//@ revisions: ascii unicode
//@ compile-flags: --color=always
//@[ascii] compile-flags: --error-format=human
//@[unicode] compile-flags: -Zunstable-options=yes --error-format=human-unicode
//@ ignore-windows
fn main() {
let _ = match true {

116
tests/ui/codemap_tests/huge_multispan_highlight.unicode.svg Normal file
View File

@ -0,0 +1,116 @@
<svg width="743px" height="848px" xmlns="http://www.w3.org/2000/svg">
<style>
.fg { fill: #AAAAAA }
.bg { background: #000000 }
.fg-ansi256-009 { fill: #FF5555 }
.fg-ansi256-012 { fill: #5555FF }
.container {
padding: 0 10px;
line-height: 18px;
}
.bold { font-weight: bold; }
tspan {
font: 14px SFMono-Regular, Consolas, Liberation Mono, Menlo, monospace;
white-space: pre;
line-height: 18px;
}
</style>
<rect width="100%" height="100%" y="0" rx="4.5" class="bg" />
<text xml:space="preserve" class="container fg">
<tspan x="10px" y="28px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="46px"><tspan> </tspan><tspan class="fg-ansi256-012 bold"> ╭▸ </tspan><tspan>$DIR/huge_multispan_highlight.rs:99:18</tspan>
</tspan>
<tspan x="10px" y="64px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="82px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> let _ = match true {</tspan>
</tspan>
<tspan x="10px" y="100px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">──────────</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">`match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="118px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> true =&gt; (</tspan>
</tspan>
<tspan x="10px" y="136px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">┌─────────────────┘</tspan>
</tspan>
<tspan x="10px" y="154px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> // last line shown in multispan header</tspan>
</tspan>
<tspan x="10px" y="172px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">‡</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="190px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="208px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> ),</tspan>
</tspan>
<tspan x="10px" y="226px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">└─────────┘</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">this is found to be of type `()`</tspan>
</tspan>
<tspan x="10px" y="244px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> false =&gt; "</tspan>
</tspan>
<tspan x="10px" y="262px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┏━━━━━━━━━━━━━━━━━━┛</tspan>
</tspan>
<tspan x="10px" y="280px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">‡</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="298px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="316px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan><tspan> ",</tspan>
</tspan>
<tspan x="10px" y="334px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">╰╴</tspan><tspan class="fg-ansi256-009 bold">┗━━━━━━━━━┛</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">expected `()`, found `&amp;str`</tspan>
</tspan>
<tspan x="10px" y="352px">
</tspan>
<tspan x="10px" y="370px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="388px"><tspan> </tspan><tspan class="fg-ansi256-012 bold"> ╭▸ </tspan><tspan>$DIR/huge_multispan_highlight.rs:216:18</tspan>
</tspan>
<tspan x="10px" y="406px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="424px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> let _ = match true {</tspan>
</tspan>
<tspan x="10px" y="442px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">──────────</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">`match` arms have incompatible types</tspan>
</tspan>
<tspan x="10px" y="460px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> true =&gt; (</tspan>
</tspan>
<tspan x="10px" y="478px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">┌─────────────────┘</tspan>
</tspan>
<tspan x="10px" y="496px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="514px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> 1 // last line shown in multispan header</tspan>
</tspan>
<tspan x="10px" y="532px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">‡</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="550px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="568px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> ),</tspan>
</tspan>
<tspan x="10px" y="586px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">└─────────┘</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">this is found to be of type `{integer}`</tspan>
</tspan>
<tspan x="10px" y="604px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> false =&gt; "</tspan>
</tspan>
<tspan x="10px" y="622px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┏━━━━━━━━━━━━━━━━━━┛</tspan>
</tspan>
<tspan x="10px" y="640px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="658px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="676px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan><tspan> 1 last line shown in multispan</tspan>
</tspan>
<tspan x="10px" y="694px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">‡</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="712px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan>
</tspan>
<tspan x="10px" y="730px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">┃</tspan><tspan> ",</tspan>
</tspan>
<tspan x="10px" y="748px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">╰╴</tspan><tspan class="fg-ansi256-009 bold">┗━━━━━━━━━┛</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">expected integer, found `&amp;str`</tspan>
</tspan>
<tspan x="10px" y="766px">
</tspan>
<tspan x="10px" y="784px"><tspan class="fg-ansi256-009 bold">error</tspan><tspan class="bold">: aborting due to 2 previous errors</tspan>
</tspan>
<tspan x="10px" y="802px">
</tspan>
<tspan x="10px" y="820px"><tspan class="bold">For more information about this error, try `rustc --explain E0308`.</tspan>
</tspan>
<tspan x="10px" y="838px">
</tspan>
</text>
</svg>
Side by Side

After

Width:  |  Height:  |  Size: 9.3 KiB

4
tests/ui/diagnostic-width/E0271.stderr → tests/ui/diagnostic-width/E0271.ascii.stderr
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@ -1,5 +1,5 @@
error[E0271]: type mismatch resolving `<Result<Result<(), Result<Result<(), Result<Result<(), Option<{integer}>>, ...>>, ...>>, ...> as Future>::Error == Foo`
--> $DIR/E0271.rs:18:5
--> $DIR/E0271.rs:20:5
|
LL | / Box::new(
LL | | Ok::<_, ()>(
@ -11,7 +11,7 @@ LL | | )
| |_____^ type mismatch resolving `<Result<Result<(), Result<Result<(), ...>, ...>>, ...> as Future>::Error == Foo`
|
note: expected this to be `Foo`
--> $DIR/E0271.rs:8:18
--> $DIR/E0271.rs:10:18
|
LL | type Error = E;
| ^

6
tests/ui/diagnostic-width/E0271.rs
View File

@ -1,4 +1,6 @@
//@ compile-flags: --diagnostic-width=40
//@ revisions: ascii unicode
//@[ascii] compile-flags: --diagnostic-width=40
//@[unicode] compile-flags: -Zunstable-options=yes --error-format=human-unicode --diagnostic-width=40
//@ normalize-stderr-test: "long-type-\d+" -> "long-type-hash"
trait Future {
type Error;
@ -15,7 +17,7 @@ impl<T> Future for Option<T> {
struct Foo;
fn foo() -> Box<dyn Future<Error=Foo>> {
Box::new( //~ ERROR E0271
Box::new( //[ascii]~ ERROR E0271
Ok::<_, ()>(
Err::<(), _>(
Ok::<_, ()>(

22
tests/ui/diagnostic-width/E0271.unicode.stderr Normal file
View File

@ -0,0 +1,22 @@
error[E0271]: type mismatch resolving `<Result<Result<(), Result<Result<(), Result<Result<(), Option<{integer}>>, ...>>, ...>>, ...> as Future>::Error == Foo`
╭▸ $DIR/E0271.rs:20:5
│
LL │ ┏ Box::new(
LL │ ┃ Ok::<_, ()>(
LL │ ┃ Err::<(), _>(
LL │ ┃ Ok::<_, ()>(
‡ ┃
LL │ ┃ )
LL │ ┃ )
│ ┗━━━━━┛ type mismatch resolving `<Result<Result<(), Result<Result<(), ...>, ...>>, ...> as Future>::Error == Foo`
╰╴
note: expected this to be `Foo`
╭▸ $DIR/E0271.rs:10:18
│
LL │ type Error = E;
│ ━
╰ note: required for the cast from `Box<Result<Result<(), Result<Result<(), Result<Result<(), Option<{integer}>>, ()>>, ()>>, ()>>` to `Box<(dyn Future<Error = Foo> + 'static)>`
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0271`.

2
tests/ui/diagnostic-width/flag-human.stderr → tests/ui/diagnostic-width/flag-human.ascii.stderr
View File

@ -1,5 +1,5 @@
error[E0308]: mismatched types
--> $DIR/flag-human.rs:7:17
--> $DIR/flag-human.rs:9:17
|
LL | ..._: () = 42;
| -- ^^ expected `()`, found integer

6
tests/ui/diagnostic-width/flag-human.rs
View File

@ -1,9 +1,11 @@
//@ compile-flags: --diagnostic-width=20
//@ revisions: ascii unicode
//@[ascii] compile-flags: --diagnostic-width=20
//@[unicode] compile-flags: -Zunstable-options=yes --error-format=human-unicode --diagnostic-width=20
// This test checks that `-Z output-width` effects the human error output by restricting it to an
// arbitrarily low value so that the effect is visible.
fn main() {
let _: () = 42;
//~^ ERROR mismatched types
//[ascii]~^ ERROR mismatched types
}

11
tests/ui/diagnostic-width/flag-human.unicode.stderr Normal file
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@ -0,0 +1,11 @@
error[E0308]: mismatched types
╭▸ $DIR/flag-human.rs:9:17
│
LL │ …t _: () = 42;
│ ┬─ ━━ expected `()`, found integer
│ │
╰╴ expected due to this
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0308`.

16
tests/ui/diagnostic-width/long-E0308.stderr → tests/ui/diagnostic-width/long-E0308.ascii.stderr
View File

@ -1,5 +1,5 @@
error[E0308]: mismatched types
--> $DIR/long-E0308.rs:44:9
--> $DIR/long-E0308.rs:46:9
|
LL | let x: Atype<
| _____________-
@ -20,11 +20,11 @@ LL | | ))))))))))))))))))))))))))))));
|
= note: expected struct `Atype<Btype<..., ...>, ...>`
found enum `Result<Result<..., ...>, ...>`
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308/long-E0308.long-type-hash.txt'
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.ascii/long-E0308.long-type-hash.txt'
= note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
--> $DIR/long-E0308.rs:57:26
--> $DIR/long-E0308.rs:59:26
|
LL | ))))))))))))))))) == Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(O...
| __________________________^
@ -36,11 +36,11 @@ LL | | ))))))))))))))))))))))));
|
= note: expected enum `Option<Result<..., ...>>`
found enum `Result<Result<..., ...>, ...>`
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308/long-E0308.long-type-hash.txt'
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.ascii/long-E0308.long-type-hash.txt'
= note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
--> $DIR/long-E0308.rs:88:9
--> $DIR/long-E0308.rs:90:9
|
LL | let x: Atype<
| ____________-
@ -56,11 +56,11 @@ LL | | > = ();
|
= note: expected struct `Atype<Btype<..., ...>, ...>`
found unit type `()`
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308/long-E0308.long-type-hash.txt'
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.ascii/long-E0308.long-type-hash.txt'
= note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
--> $DIR/long-E0308.rs:91:17
--> $DIR/long-E0308.rs:93:17
|
LL | let _: () = Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(O...
| ____________--___^
@ -74,7 +74,7 @@ LL | | ))))))))))))))))))))))));
|
= note: expected unit type `()`
found enum `Result<Result<..., ...>, ...>`
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308/long-E0308.long-type-hash.txt'
= note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.ascii/long-E0308.long-type-hash.txt'
= note: consider using `--verbose` to print the full type name to the console
error: aborting due to 4 previous errors

4
tests/ui/diagnostic-width/long-E0308.rs
View File

@ -1,4 +1,6 @@
//@ compile-flags: --diagnostic-width=60 -Zwrite-long-types-to-disk=yes
//@ revisions: ascii unicode
//@[ascii] compile-flags: --diagnostic-width=60 -Zwrite-long-types-to-disk=yes
//@[unicode] compile-flags: -Zunstable-options=yes --json=diagnostic-unicode --diagnostic-width=60 -Zwrite-long-types-to-disk=yes
//@ normalize-stderr-test: "long-type-\d+" -> "long-type-hash"
mod a {

82
tests/ui/diagnostic-width/long-E0308.unicode.stderr Normal file
View File

@ -0,0 +1,82 @@
error[E0308]: mismatched types
╭▸ $DIR/long-E0308.rs:46:9
│
LL │ let x: Atype<
│ ┌─────────────┘
LL │ │ Btype<
LL │ │ Ctype<
LL │ │ Atype<
‡ │
LL │ │ i32
LL │ │ > = Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(O…
│ │┏━━━━━│━━━┛
│ └┃─────┤
│ ┃ expected due to this
LL │ ┃ Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(O…
LL │ ┃ Ok("")
LL │ ┃ ))))))))))))))))))))))))))))))
LL │ ┃ ))))))))))))))))))))))))))))));
│ ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ expected `Atype<Btype<..., ...>, ...>`, found `Result<Result<..., ...>, ...>`
│
├ note: expected struct `Atype<Btype<..., ...>, ...>`
│ found enum `Result<Result<..., ...>, ...>`
├ note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.unicode/long-E0308.long-type-hash.txt'
╰ note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
╭▸ $DIR/long-E0308.rs:59:26
│
LL │ ))))))))))))))))) == Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(…
│ ┏━━━━━━━━━━━━━━━━━━━━━━━━━━┛
LL │ ┃ Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok…
LL │ ┃ Ok(Ok(Ok(Ok(Ok(Ok(Ok("")))))))
LL │ ┃ ))))))))))))))))))))))))))))))
LL │ ┃ ))))))))))))))))))))))));
│ ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ expected `Option<Result<..., ...>>`, found `Result<Result<..., ...>, ...>`
│
├ note: expected enum `Option<Result<..., ...>>`
│ found enum `Result<Result<..., ...>, ...>`
├ note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.unicode/long-E0308.long-type-hash.txt'
╰ note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
╭▸ $DIR/long-E0308.rs:90:9
│
LL │ let x: Atype<
│ ┌────────────┘
LL │ │ Btype<
LL │ │ Ctype<
LL │ │ Atype<
‡ │
LL │ │ i32
LL │ │ > = ();
│ │ │ ━━ expected `Atype<Btype<..., ...>, ...>`, found `()`
│ └─────┤
│ expected due to this
│
├ note: expected struct `Atype<Btype<..., ...>, ...>`
│ found unit type `()`
├ note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.unicode/long-E0308.long-type-hash.txt'
╰ note: consider using `--verbose` to print the full type name to the console
error[E0308]: mismatched types
╭▸ $DIR/long-E0308.rs:93:17
│
LL │ let _: () = Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(…
│ ┏━━━━━━━━━━━━┬─━━━┛
│ ┃ │
│ ┃ expected due to this
LL │ ┃ Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok(Ok…
LL │ ┃ Ok(Ok(Ok(Ok(Ok(Ok(Ok("")))))))
LL │ ┃ ))))))))))))))))))))))))))))))
LL │ ┃ ))))))))))))))))))))))));
│ ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛ expected `()`, found `Result<Result<..., ...>, ...>`
│
├ note: expected unit type `()`
│ found enum `Result<Result<..., ...>, ...>`
├ note: the full type name has been written to '$TEST_BUILD_DIR/diagnostic-width/long-E0308.unicode/long-E0308.long-type-hash.txt'
╰ note: consider using `--verbose` to print the full type name to the console
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0308`.

2
tests/ui/diagnostic-width/non-1-width-unicode-multiline-label.stderr → tests/ui/diagnostic-width/non-1-width-unicode-multiline-label.ascii.stderr
View File

@ -1,5 +1,5 @@
error[E0369]: cannot add `&str` to `&str`
--> $DIR/non-1-width-unicode-multiline-label.rs:5:260
--> $DIR/non-1-width-unicode-multiline-label.rs:7:260
|
LL | ...ཽཾཿ྄ཱྀྀྂྃ྅྆྇ྈྉྊྋྌྍྎྏྐྑྒྒྷྔྕྖྗ྘ྙྚྛྜྜྷྞྟྠྡྡྷྣྤྥྦྦྷྨྩྪྫྫྷྭྮྯྰྱྲླྴྵྶྷྸྐྵྺྻྼ྽྾྿࿀࿁࿂࿃࿄࿅࿆࿇...࿋࿌࿍࿎࿏࿐࿑࿒࿓࿔࿕࿖࿗࿘࿙࿚"; let _a = unicode_is_fun + " really fun!";
| -------------- ^ -------------- &str

4
tests/ui/diagnostic-width/non-1-width-unicode-multiline-label.rs
View File

@ -1,7 +1,9 @@
//@ revisions: ascii unicode
//@[unicode] compile-flags: -Zunstable-options=yes --error-format=human-unicode
// ignore-tidy-linelength
fn main() {
let unicode_is_fun = "؁‱ஹ௸௵꧄.ဪ꧅⸻𒈙𒐫﷽𒌄𒈟𒍼𒁎𒀱𒌧𒅃 𒈓𒍙𒊎𒄡𒅌𒁏𒀰𒐪𒐩𒈙𒐫𪚥";
let _ = "ༀ༁༂༃༄༅༆༇༈༉༊་༌།༎༏༐༑༒༓༔༕༖༗༘༙༚༛༜༝༞༟༠༡༢༣༤༥༦༧༨༩༪༫༬༭༮༯༰༱༲༳༴༵༶༷༸༹༺༻༼༽༾༿ཀཁགགྷངཅཆཇ཈ཉཊཋཌཌྷཎཏཐདདྷནཔཕབབྷམཙཚཛཛྷཝཞཟའཡརལཤཥསཧཨཀྵཪཫཬ཭཮཯཰ཱཱཱིིུུྲྀཷླྀཹེཻོཽཾཿ྄ཱྀྀྂྃ྅྆྇ྈྉྊྋྌྍྎྏྐྑྒྒྷྔྕྖྗ྘ྙྚྛྜྜྷྞྟྠྡྡྷྣྤྥྦྦྷྨྩྪྫྫྷྭྮྯྰྱྲླྴྵྶྷྸྐྵྺྻྼ྽྾྿࿀࿁࿂࿃࿄࿅࿆࿇࿈࿉࿊࿋࿌࿍࿎࿏࿐࿑࿒࿓࿔࿕࿖࿗࿘࿙࿚"; let _a = unicode_is_fun + " really fun!";
//~^ ERROR cannot add `&str` to `&str`
//[ascii]~^ ERROR cannot add `&str` to `&str`
}

18
tests/ui/diagnostic-width/non-1-width-unicode-multiline-label.unicode.stderr Normal file
View File

@ -0,0 +1,18 @@
error[E0369]: cannot add `&str` to `&str`
╭▸ $DIR/non-1-width-unicode-multiline-label.rs:7:260
│
LL │ …ཻོཽཾཿ྄ཱྀྀྂྃ྅྆྇ྈྉྊྋྌྍྎྏྐྑྒྒྷྔྕྖྗ྘ྙྚྛྜྜྷྞྟྠྡྡྷྣྤྥྦྦྷྨྩྪྫྫྷྭྮྯྰྱྲླྴྵྶྷྸྐྵྺྻྼ྽྾྿࿀࿁࿂࿃࿄࿅࿆࿇࿈࿉…࿋࿌࿍࿎࿏࿐࿑࿒࿓࿔࿕࿖࿗࿘࿙࿚"; let _a = unicode_is_fun + " really fun!";
│ ┬───────────── ┯ ────────────── &str
│ │ │
│ │ `+` cannot be used to concatenate two `&str` strings
│ &str
│
╰ note: string concatenation requires an owned `String` on the left
help: create an owned `String` from a string reference
╭╴
LL │ let _ = "ༀ༁༂༃༄༅༆༇༈༉༊་༌།༎༏༐༑༒༓༔༕༖༗༘༙༚༛༜༝༞༟༠༡༢༣༤༥༦༧༨༩༪༫༬༭༮༯༰༱༲༳༴༵༶༷༸༹༺༻༼༽༾༿ཀཁགགྷངཅཆཇ཈ཉཊཋཌཌྷཎཏཐདདྷནཔཕབབྷམཙཚཛཛྷཝཞཟའཡརལཤཥསཧཨཀྵཪཫཬ཭཮཯཰ཱཱཱིིུུྲྀཷླྀཹེཻོཽཾཿ྄ཱྀྀྂྃ྅྆྇ྈྉྊྋྌྍྎྏྐྑྒྒྷྔྕྖྗ྘ྙྚྛྜྜྷྞྟྠྡྡྷྣྤྥྦྦྷྨྩྪྫྫྷྭྮྯྰྱྲླྴྵྶྷྸྐྵྺྻྼ྽྾྿࿀࿁࿂࿃࿄࿅࿆࿇࿈࿉࿊࿋࿌࿍࿎࿏࿐࿑࿒࿓࿔࿕࿖࿗࿘࿙࿚"; let _a = unicode_is_fun.to_owned() + " really fun!";
╰╴ +++++++++++
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0369`.

2
tests/ui/diagnostic-width/non-whitespace-trimming-2.stderr → tests/ui/diagnostic-width/non-whitespace-trimming-2.ascii.stderr
View File

@ -1,5 +1,5 @@
error[E0308]: mismatched types
--> $DIR/non-whitespace-trimming-2.rs:4:311
--> $DIR/non-whitespace-trimming-2.rs:6:311
|
LL | ...13; let _: usize = 14; let _: usize = 15; let _: () = 42; let _: usize = 0; let _: usize = 1; let _: usize = 2; let _: usize = 3; let ...
| -- ^^ expected `()`, found integer

4
tests/ui/diagnostic-width/non-whitespace-trimming-2.rs
View File

@ -1,6 +1,8 @@
//@ revisions: ascii unicode
//@[unicode] compile-flags: -Zunstable-options=yes --error-format=human-unicode
// ignore-tidy-linelength
fn main() {
let _: usize = 0; let _: usize = 1; let _: usize = 2; let _: usize = 3; let _: usize = 4; let _: usize = 5; let _: usize = 6; let _: usize = 7; let _: usize = 8; let _: usize = 9; let _: usize = 10; let _: usize = 11; let _: usize = 12; let _: usize = 13; let _: usize = 14; let _: usize = 15; let _: () = 42; let _: usize = 0; let _: usize = 1; let _: usize = 2; let _: usize = 3; let _: usize = 4; let _: usize = 5; let _: usize = 6; let _: usize = 7; let _: usize = 8; let _: usize = 9; let _: usize = 10; let _: usize = 11; let _: usize = 12; let _: usize = 13; let _: usize = 14; let _: usize = 15;
//~^ ERROR mismatched types
//[ascii]~^ ERROR mismatched types
}

11
tests/ui/diagnostic-width/non-whitespace-trimming-2.unicode.stderr Normal file
View File

@ -0,0 +1,11 @@
error[E0308]: mismatched types
╭▸ $DIR/non-whitespace-trimming-2.rs:6:311
│
LL │ …= 13; let _: usize = 14; let _: usize = 15; let _: () = 42; let _: usize = 0; let _: usize = 1; let _: usize = 2; let _: usize = 3; let _:…
│ ┬─ ━━ expected `()`, found integer
│ │
╰╴ expected due to this
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0308`.

21
tests/ui/error-emitter/unicode-output.rs Normal file
View File

@ -0,0 +1,21 @@
//@ compile-flags: -Zunstable-options=yes --error-format=human-unicode --color=always
//@ edition:2018
//@ only-linux
use core::pin::Pin;
use core::future::Future;
use core::any::Any;
fn query(_: fn(Box<(dyn Any + Send + '_)>) -> Pin<Box<(
dyn Future<Output = Result<Box<(dyn Any + 'static)>, String>> + Send + 'static
)>>) {}
fn wrapped_fn<'a>(_: Box<(dyn Any + Send)>) -> Pin<Box<(
dyn Future<Output = Result<Box<(dyn Any + 'static)>, String>> + Send + 'static
)>> {
Box::pin(async { Err("nope".into()) })
}
fn main() {
query(wrapped_fn);
}

72
tests/ui/error-emitter/unicode-output.svg Normal file
View File

@ -0,0 +1,72 @@
<svg width="785px" height="434px" xmlns="http://www.w3.org/2000/svg">
<style>
.fg { fill: #AAAAAA }
.bg { background: #000000 }
.fg-ansi256-009 { fill: #FF5555 }
.fg-ansi256-010 { fill: #55FF55 }
.fg-ansi256-012 { fill: #5555FF }
.fg-magenta { fill: #AA00AA }
.container {
padding: 0 10px;
line-height: 18px;
}
.bold { font-weight: bold; }
tspan {
font: 14px SFMono-Regular, Consolas, Liberation Mono, Menlo, monospace;
white-space: pre;
line-height: 18px;
}
</style>
<rect width="100%" height="100%" y="0" rx="4.5" class="bg" />
<text xml:space="preserve" class="container fg">
<tspan x="10px" y="28px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: mismatched types</tspan>
</tspan>
<tspan x="10px" y="46px"><tspan> </tspan><tspan class="fg-ansi256-012 bold"> ╭▸ </tspan><tspan>$DIR/unicode-output.rs:20:11</tspan>
</tspan>
<tspan x="10px" y="64px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="82px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> query(wrapped_fn);</tspan>
</tspan>
<tspan x="10px" y="100px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">┬────</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">━━━━━━━━━━</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">one type is more general than the other</tspan>
</tspan>
<tspan x="10px" y="118px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="136px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">arguments to this function are incorrect</tspan>
</tspan>
<tspan x="10px" y="154px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="172px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">╰ </tspan><tspan class="bold">note</tspan><tspan>: expected fn pointer `</tspan><tspan class="fg-magenta bold">for&lt;'a&gt; </tspan><tspan>fn(Box&lt;</tspan><tspan class="fg-magenta bold">(dyn Any + Send + 'a)</tspan><tspan>&gt;) -&gt; Pin&lt;_&gt;`</tspan>
</tspan>
<tspan x="10px" y="190px"><tspan> found fn item `fn(Box&lt;</tspan><tspan class="fg-magenta bold">(dyn Any + Send + 'static)</tspan><tspan>&gt;) -&gt; Pin&lt;_&gt; {wrapped_fn}`</tspan>
</tspan>
<tspan x="10px" y="208px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: function defined here</tspan>
</tspan>
<tspan x="10px" y="226px"><tspan> </tspan><tspan class="fg-ansi256-012 bold"> ╭▸ </tspan><tspan>$DIR/unicode-output.rs:9:4</tspan>
</tspan>
<tspan x="10px" y="244px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan>
</tspan>
<tspan x="10px" y="262px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> fn query(_: fn(Box&lt;(dyn Any + Send + '_)&gt;) -&gt; Pin&lt;Box&lt;(</tspan>
</tspan>
<tspan x="10px" y="280px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">┌────</tspan><tspan class="fg-ansi256-010 bold">━━━━━</tspan><tspan class="fg-ansi256-012 bold">─┘</tspan>
</tspan>
<tspan x="10px" y="298px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> dyn Future&lt;Output = Result&lt;Box&lt;(dyn Any + 'static)&gt;, String&gt;&gt; + Send + 'static</tspan>
</tspan>
<tspan x="10px" y="316px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">│</tspan><tspan> )&gt;&gt;) {}</tspan>
</tspan>
<tspan x="10px" y="334px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">╰╴</tspan><tspan class="fg-ansi256-012 bold">└───┘</tspan>
</tspan>
<tspan x="10px" y="352px">
</tspan>
<tspan x="10px" y="370px"><tspan class="fg-ansi256-009 bold">error</tspan><tspan class="bold">: aborting due to 1 previous error</tspan>
</tspan>
<tspan x="10px" y="388px">
</tspan>
<tspan x="10px" y="406px"><tspan class="bold">For more information about this error, try `rustc --explain E0308`.</tspan>
</tspan>
<tspan x="10px" y="424px">
</tspan>
</text>
</svg>
Side by Side

After

Width:  |  Height:  |  Size: 4.6 KiB

2
tests/ui/parser/bad-char-literals.stderr
View File

@ -15,7 +15,7 @@ error: character constant must be escaped: `\n`
LL | '
| ______^
LL | | ';
| |_
| |_^
|
help: escape the character
|