repo stringlengths 6 65 | file_url stringlengths 81 311 | file_path stringlengths 6 227 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 7
values | commit_sha stringlengths 40 40 | retrieved_at stringdate 2026-01-04 15:31:58 2026-01-04 20:25:31 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/other.rs | src/tools/rustfmt/tests/source/other.rs | // Part of multiple.rs
fn bob() {
println!("hello other!");
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_5721.rs | src/tools/rustfmt/tests/source/issue_5721.rs | #![feature(non_lifetime_binders)]
#![allow(incomplete_features)]
trait Other<U: ?Sized> {}
trait Trait<U>
where
for<T> U: Other<T> {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/nested-if-else.rs | src/tools/rustfmt/tests/source/nested-if-else.rs | fn issue1518() {
Some(Object {
field: if a {
a_thing
} else if b {
b_thing
} else {
c_thing
},
})
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/string-lit.rs | src/tools/rustfmt/tests/source/string-lit.rs | // rustfmt-format_strings: true
// Long string literals
fn main() -> &'static str {
let str = "AAAAAAAAAAAAAAaAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAaAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAaAa";
let str = "AAAAAAAAAAAAAAaAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAaAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAaAa";
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/hex_literal_lower.rs | src/tools/rustfmt/tests/source/hex_literal_lower.rs | // rustfmt-hex_literal_case: Lower
fn main() {
let h1 = 0xCAFE_5EA7;
let h2 = 0xCAFE_F00Du32;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/mut_ref.rs | src/tools/rustfmt/tests/source/mut_ref.rs | #![feature(mut_ref)]
fn mut_ref() {
if let Some(mut /*a*/ ref /*def*/ mut /*abc*/ state)= /*abc*/foo{
println!(
"asdfasdfasdf"); }
if let Some(mut /*a*/ ref /*def*/ /*mut*/ state)= /*abc*/foo{
println!(
"asdfasdfasdf"); }
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/large_vec.rs | src/tools/rustfmt/tests/source/large_vec.rs | // See #1470.
impl Environment {
pub fn new_root() -> Rc<RefCell<Environment>> {
let mut env = Environment::new();
let builtin_functions = &[("println",
Function::NativeVoid(CallSign {
num_params: 0,
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/long_field_access.rs | src/tools/rustfmt/tests/source/long_field_access.rs | fn f() {
block_flow.base.stacking_relative_position_of_display_port = self.base.stacking_relative_position_of_display_port;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/match-flattening.rs | src/tools/rustfmt/tests/source/match-flattening.rs | fn main() {
match option {
None => if condition {
true
} else {
false
},
}
}
fn main() {
match option {
None => {
if condition {
true
} else {
false
}
}
}
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2025.rs | src/tools/rustfmt/tests/source/issue-2025.rs |
// See if rustfmt removes empty lines on top of the file.
pub fn foo() {
println!("hello, world");
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3636.rs | src/tools/rustfmt/tests/source/issue-3636.rs | // rustfmt-file_lines: [{"file":"tests/source/issue-3636.rs","range":[4,7]},{"file":"tests/target/issue-3636.rs","range":[3,6]}]
fn foo() {
let x =
42;
let y =
42;
let z = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
let z = "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/non-lifetime-binders.rs | src/tools/rustfmt/tests/source/non-lifetime-binders.rs | fn main() where for<'a, T: Sized + 'a, const C: usize> [&'a T; C]: Sized {
let x = for<T>
|| {};
let y: dyn
for<T> Into<T>;
let z: for<T>
fn(T);
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/markdown-comment.rs | src/tools/rustfmt/tests/source/markdown-comment.rs | // Preserve two trailing whitespaces in doc comment,
// but trim any whitespaces in normal comment.
//! hello world
//! hello world
/// hello world
/// hello world
/// hello world
fn foo() {
// hello world
// hello world
let x = 3;
println!("x = {}", x);
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/reorder-impl-items.rs | src/tools/rustfmt/tests/source/reorder-impl-items.rs | // rustfmt-reorder_impl_items: true
// The ordering of the following impl items should be idempotent.
impl<'a> Command<'a> {
pub fn send_to(&self, w: &mut io::Write) -> io::Result<()> {
match self {
&Command::Data(ref c) => c.send_to(w),
&Command::Vrfy(ref c) => c.send_to(w),
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4530.rs | src/tools/rustfmt/tests/source/issue-4530.rs | // rustfmt-style_edition: 2024
fn main() {
let [aaaaaaaaaaaaaaaaaaaaaaaaaa, bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb, cccccccccccccccccccccccccc, ddddddddddddddddddddddddd] = panic!();
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3709.rs | src/tools/rustfmt/tests/source/issue-3709.rs | // rustfmt-edition: 2018
macro_rules! token {
($t:tt) => {};
}
fn main() {
token!(dyn);
token!(dyn );
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/merge_imports_true_compat.rs | src/tools/rustfmt/tests/source/merge_imports_true_compat.rs | // rustfmt-merge_imports: true
use a::b;
use a::c; | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_5686.rs | src/tools/rustfmt/tests/source/issue_5686.rs | #[repr(u8)]
enum MyEnum {
UnitWithExplicitDiscriminant = 0,
EmptyStructSingleLineBlockComment {
/* Comment */
} = 1,
EmptyStructMultiLineBlockComment {
/*
* Comment
*/
} = 2,
EmptyStructLineComment {
// comment
} = 3,
EmptyTupleSingleLineBlockCom... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2445.rs | src/tools/rustfmt/tests/source/issue-2445.rs | test!(RunPassPretty {
// comment
path: "tests/run-pass/pretty",
mode: "pretty",
suite: "run-pass",
default: false,
host: true // should, force, , no trailing comma here
});
test!(RunPassPretty {
// comment
path: "tests/run-pass/pretty",
mode: "pretty",
suite: "r... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/frontmatter_escaped.rs | src/tools/rustfmt/tests/source/frontmatter_escaped.rs | #!/usr/bin/env cargo
------------
package.description = """
Header
-----
Body
"""
------------
#![feature(frontmatter)]
fn main() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4374.rs | src/tools/rustfmt/tests/source/issue_4374.rs | fn a<F>(_f: F) -> ()
where
F: FnOnce() -> (),
{
}
fn main() {
a(|| {
#[allow(irrefutable_let_patterns)]
while let _ = 0 {
break;
}
});
} | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4018.rs | src/tools/rustfmt/tests/source/issue-4018.rs | fn main() {
;
/* extra comment */ ;
}
fn main() {
println!("");
// comment 1
// comment 2
// comment 3
// comment 4
;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/doc-comment-with-example.rs | src/tools/rustfmt/tests/source/doc-comment-with-example.rs | // rustfmt-format_code_in_doc_comments: true
/// Foo
///
/// # Example
/// ```
/// # #![cfg_attr(not(dox), feature(cfg_target_feature, target_feature, stdsimd))]
/// # #![cfg_attr(not(dox), no_std)]
/// fn foo() { }
/// ```
///
fn foo() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/big-impl-block.rs | src/tools/rustfmt/tests/source/big-impl-block.rs | // #1357
impl<
'a,
Select,
From,
Distinct,
Where,
Order,
Limit,
Offset,
Groupby,
DB,
> InternalBoxedDsl<'a, DB>
for SelectStatement<
Select,
From,
Distinct,
Where,
Order,
Limit,
Offset,
GroupBy,
> where
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4954.rs | src/tools/rustfmt/tests/source/issue_4954.rs | trait Foo {
type Arg<'a>;
}
struct Bar<T>(T) where for<'a> T: Foo<Arg<'a> = ()>;
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/max-line-length-in-chars.rs | src/tools/rustfmt/tests/source/max-line-length-in-chars.rs | // rustfmt-max_width: 25
// абвгдеёжзийклмнопрст
fn main() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-447.rs | src/tools/rustfmt/tests/source/issue-447.rs | // rustfmt-normalize_comments: true
fn main() {
if /* shouldn't be dropped
shouldn't be dropped */
cond /* shouldn't be dropped
shouldn't be dropped */
{
} /* shouldn't be dropped
shouldn't be dropped */
else /* shouldn't be dropped
shouldn't be dropped */
if /* shouldn't be dropped
shouldn't be dro... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4643.rs | src/tools/rustfmt/tests/source/issue-4643.rs | // output doesn't get corrupted when using comments within generic type parameters of a trait
pub trait Something<
A,
// some comment
B,
C
> {
fn a(&self, x: A) -> i32;
fn b(&self, x: B) -> i32;
fn c(&self, x: C) -> i32;
}
pub trait SomethingElse<
A,
/* some comment */
B,
C... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/unicode.rs | src/tools/rustfmt/tests/source/unicode.rs | // rustfmt-wrap_comments: true
fn foo() {
let s = "this line goes to 100: ͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶͶ";
let s = 42;
// a comment of length 80, with the starting sigil: ҘҘҘҘҘҘҘҘҘҘ ҘҘҘҘҘҘҘҘҘҘҘҘҘҘ
let s = 42;
}
pub fn bar(config: &Config) {
let csv ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2111.rs | src/tools/rustfmt/tests/source/issue-2111.rs | // An import with single line comments.
use super::{
SCHEMA_VERSIONS,
LodaModel,
ModelProperties,
StringMap,
ModelSelector,
RequestDescription,
MethodDescription,
ModelBehaviour,
ModelRequestGraph,
DelayChoice,
Holding,
Destinations,
ModelEdges,
Switch,
// ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/let_chains.rs | src/tools/rustfmt/tests/source/let_chains.rs | // rustfmt-edition: 2024
fn main() {
if let x = x && x {}
if xxx && let x = x {}
if aaaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaa && aaaaaaaaa && let Some(x) = xxxxxxxxxxxx && aaaaaaa && let None = aaaaaaaaaa {}
if aaaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaa && aaaaaaaaa && let Some(x) = xxxxxxxxxxxx && a... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/existential_type.rs | src/tools/rustfmt/tests/source/existential_type.rs | // Opaque type.
#![feature(type_alias_impl_trait)]
pub type Adder<F, T>
where
T: Clone,
F: Copy
= impl Fn(T) -> T;
pub type Adderrr<T> = impl Fn( T ) -> T;
impl Foo for Bar {
type E = impl Trait;
}
pub type Adder_without_impl<F, T>
where
T: Clone,
F: Copy
= Fn(T) -> T;
pub type Adde... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/5131_one.rs | src/tools/rustfmt/tests/source/5131_one.rs | // rustfmt-imports_granularity: One
pub use foo::x;
pub use foo::x as x2;
pub use foo::y;
use bar::a;
use bar::b;
use bar::b::f;
use bar::b::f as f2;
use bar::b::g;
use bar::c;
use bar::d::e;
use bar::d::e as e2;
use qux::h;
use qux::i;
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/file-lines-4.rs | src/tools/rustfmt/tests/source/file-lines-4.rs | // rustfmt-file_lines: []
// (Test that nothing is formatted if an empty array is specified.)
fn floaters() {
let x = Foo {
field1: val1,
field2: val2,
}
.method_call().method_call();
let y = if cond {
val1
} else {
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/struct_field_doc_comment.rs | src/tools/rustfmt/tests/source/struct_field_doc_comment.rs | // #5215
struct MyTuple(
/// Doc Comments
/* TODO note to add more to Doc Comments */ u32,
/// Doc Comments
// TODO note
u64,
);
struct MyTuple(
#[cfg(unix)] // some comment
u64,
#[cfg(not(unix))] /*block comment */
u32,
);
struct MyTuple(
#[cfg(unix)]
// some comment
u... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/normalize_doc_attributes_should_not_imply_format_doc_comments.rs | src/tools/rustfmt/tests/source/normalize_doc_attributes_should_not_imply_format_doc_comments.rs | // rustfmt-normalize_doc_attributes: true
/// Foo
///
/// # Example
/// ```
/// # #![cfg_attr(not(dox), feature(cfg_target_feature, target_feature, stdsimd))]
/// # #![cfg_attr(not(dox), no_std)]
/// fn foo() { }
/// ```
///
fn foo() {}
#[doc = "Bar documents"]
fn bar() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/comment3.rs | src/tools/rustfmt/tests/source/comment3.rs | // rustfmt-wrap_comments: true
//! This is a long line that angers rustfmt. Rustfmt shall deal with it swiftly and justly.
pub mod foo {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/else-if-brace-style-always-next-line.rs | src/tools/rustfmt/tests/source/else-if-brace-style-always-next-line.rs | // rustfmt-control_brace_style: AlwaysNextLine
fn main() {
if false
{
();
();
}
if false // lone if comment
{
();
();
}
let a =
if 0 > 1 {
unreachable!()
}
else
{
0x0
};
if true
{
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/remove_blank_lines.rs | src/tools/rustfmt/tests/source/remove_blank_lines.rs | fn main() {
let x = 1;
let y = 2;
println!("x + y = {}", x + y);
}
fn foo() {
#![attribute]
let x = 1;
// comment
}
// comment after item
// comment before item
fn bar() {
let x = 1;
// comment after statement
// comment before statement
let y = 2;
let z... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-683.rs | src/tools/rustfmt/tests/source/issue-683.rs | // rustfmt-normalize_comments: true
/*
* FIXME (#3300): Should allow items to be anonymous. Right now
* we just use dummy names for anon items.
*/
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/mod_skip_child.rs | src/tools/rustfmt/tests/source/mod_skip_child.rs | // rustfmt-skip_children: true
mod nested_skipped;
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4322.rs | src/tools/rustfmt/tests/source/issue_4322.rs | trait Bar {
type X<'a> where Self: 'a;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/normalize_multiline_doc_attribute.rs | src/tools/rustfmt/tests/source/normalize_multiline_doc_attribute.rs | // rustfmt-unstable: true
// rustfmt-normalize_doc_attributes: true
#[doc = "This comment
is split
on multiple lines"]
fn foo() {}
#[doc = " B1"]
#[doc = ""]
#[doc = " A1"]
fn bar() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2761.rs | src/tools/rustfmt/tests/source/issue-2761.rs | const DATA: &'static [u8] = &[
0x42, 0x50, 0x54, 0x44, //type
0x23, 0x00, 0x00, 0x00, //size
0x00, 0x00, 0x04, 0x00, //flags
0xEC, 0x0C, 0x00, 0x00, //id
0x00, 0x00, 0x00, 0x00, //revision
0x2B, 0x00, //version
0x00, 0x00, //unknown
0x42, 0x50, 0x54, 0x4E, //field type
0x1D, ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/negative-impl.rs | src/tools/rustfmt/tests/source/negative-impl.rs | impl ! Display for JoinHandle { }
impl ! std :: fmt :: Display for JoinHandle < T : std :: future :: Future + std :: marker :: Send + std :: marker :: Sync > { }
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/catch.rs | src/tools/rustfmt/tests/source/catch.rs | // rustfmt-edition: 2018
#![feature(try_blocks)]
fn main() {
let x = try {
foo()?
};
let x = try /* Invisible comment */ { foo()? };
let x = try {
unsafe { foo()? }
};
let y = match (try {
foo()?
}) {
_ => (),
};
try {
foo()?;
};
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/try_block.rs | src/tools/rustfmt/tests/source/try_block.rs | // rustfmt-edition: 2018
fn main() -> Result<(), !> {
let _x: Option<_> = try {
4
};
try {}
}
fn baz() -> Option<i32> {
if (1 == 1) {
return try {
5
};
}
// test
let x: Option<()> = try {
// try blocks are great
};
let y: Option<i32> =... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/impls.rs | src/tools/rustfmt/tests/source/impls.rs | // rustfmt-normalize_comments: true
impl Foo for Bar { fn foo() { "hi" } }
pub impl Foo for Bar {
// Associated Constants
const Baz: i32 = 16;
// Associated Types
type FooBar = usize;
// Comment 1
fn foo() { "hi" }
// Comment 2
fn foo() { "hi" }
// Comment 3
}
#[inherent... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/preserves_carriage_return_for_unix.rs | src/tools/rustfmt/tests/source/preserves_carriage_return_for_unix.rs | // rustfmt-newline_style: Unix
// Foo
Bar
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/file-lines-2.rs | src/tools/rustfmt/tests/source/file-lines-2.rs | // rustfmt-file_lines: [{"file":"tests/source/file-lines-2.rs","range":[10,15]}]
fn floaters() {
let x = Foo {
field1: val1,
field2: val2,
}
.method_call().method_call();
let y = if cond {
val1
} else {
val2
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/match-nowrap-trailing-comma.rs | src/tools/rustfmt/tests/source/match-nowrap-trailing-comma.rs | // rustfmt-match_arm_blocks: false
// rustfmt-match_block_trailing_comma: true
// Match expressions, no unwrapping of block arms or wrapping of multiline
// expressions.
fn foo() {
match x {
a => {
"line1";
"line2"
}
b => (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3066.rs | src/tools/rustfmt/tests/source/issue-3066.rs | // rustfmt-indent_style: Visual
fn main() {
Struct { field: aaaaaaaaaaa };
Struct { field: aaaaaaaaaaaa, };
Struct { field: value,
field2: value2, };
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/control-brace-style-always-next-line.rs | src/tools/rustfmt/tests/source/control-brace-style-always-next-line.rs | // rustfmt-control_brace_style: AlwaysNextLine
fn main() {
loop {
();
();
}
'label: loop // loop comment
{
();
}
cond = true;
while cond {
();
}
'while_label: while cond { // while comment
();
}
for obj in iter {
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/fn-custom-4.rs | src/tools/rustfmt/tests/source/fn-custom-4.rs | // Test different indents.
fn qux() where X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT, X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT, X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT, X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT {
baz();
}
fn qux() where X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT {
baz();
}
fn qux(a: Aaaaaaaaaaaaaaaaa) where X: TTTTTTTTTTTTTTTTTTTTTTTTTTTT,... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/let_else_v2.rs | src/tools/rustfmt/tests/source/let_else_v2.rs | // rustfmt-style_edition: 2024
// rustfmt-single_line_let_else_max_width: 100
fn issue5901() {
#[cfg(target_os = "linux")]
let Some(x) = foo else { todo!() };
#[cfg(target_os = "linux")]
// Some comments between attributes and let-else statement
let Some(x) = foo else { todo!() };
#[cfg(targe... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/unsafe-mod.rs | src/tools/rustfmt/tests/source/unsafe-mod.rs | // These are supported by rustc syntactically but not semantically.
#[cfg(any())]
unsafe mod m { }
#[cfg(any())]
unsafe extern "C++" { }
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-811.rs | src/tools/rustfmt/tests/source/issue-811.rs | trait FooTrait<T>: Sized {
type Bar: BarTrait<T>;
}
trait BarTrait<T>: Sized {
type Baz;
fn foo();
}
type Foo<T: FooTrait> = <<T as FooTrait<U>>::Bar as BarTrait<U>>::Baz;
type Bar<T: BarTrait> = <T as BarTrait<U>>::Baz;
fn some_func<T: FooTrait<U>, U>() {
<<T as FooTrait<U>>::Bar as BarTrait<U>>::fo... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4584.rs | src/tools/rustfmt/tests/source/issue_4584.rs | // rustfmt-indent_style: Visual
#[derive(Debug,)]
pub enum Case {
Upper,
Lower
}
#[derive(Debug, Clone, PartialEq, Eq,)]
pub enum Case {
Upper,
Lower
}
// NB - This formatting looks potentially off the desired state, but is
// consistent with current behavior. Included here to provide a line wrapped
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4032.rs | src/tools/rustfmt/tests/source/issue_4032.rs | fn a1(#[aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa] a: u8) {}
fn b1(#[aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa] bb: u8) {}
fn a2(#[aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa] a: u8) {}
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3194.rs | src/tools/rustfmt/tests/source/issue-3194.rs | mod m { struct S where A: B; }
mod n { struct Foo where A: B { foo: usize } }
mod o { enum Bar where A: B { Bar } }
mod with_comments {
mod m { struct S /* before where */ where A: B; /* after where */ }
mod n { struct Foo /* before where */ where A: B /* after where */ { foo: usize } }
mod o { enum Bar ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/dyn_trait.rs | src/tools/rustfmt/tests/source/dyn_trait.rs | #![feature(dyn_trait)]
fn main() {
// #2506
// checks rustfmt doesn't remove dyn
trait MyTrait {
fn method(&self) -> u64;
}
fn f1(a: Box<dyn MyTrait>) {}
// checks if line wrap works correctly
trait Very_______________________Long__________________Name______________________________... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/empty_file.rs | src/tools/rustfmt/tests/source/empty_file.rs | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false | |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3787.rs | src/tools/rustfmt/tests/source/issue-3787.rs | // rustfmt-wrap_comments: true
//! URLs in items
//! * [This is a link with a very loooooooooooooooooooooooooooooooooooooooooong URL.](https://example.com/This/is/a/link/with/a/very/loooooooooooooooooooooooooooooooooooooooooong/URL)
//! * This is a [link](https://example.com/This/is/a/link/with/a/very/looooooooooooooo... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/const_generics.rs | src/tools/rustfmt/tests/source/const_generics.rs | struct Message {
field2: Vec<
"MessageEntity"
>,
field3: Vec<
1
>,
field4: Vec<
2 , 3
>,
}
struct RectangularArray<T, const WIDTH: usize, const HEIGHT: usize> {
array: [[T; WIDTH]; HEIGHT],
}
fn main() {
const X: usize = 7;
let x: RectangularArray<i32, 2, 4>;
le... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4244.rs | src/tools/rustfmt/tests/source/issue-4244.rs | pub struct SS {}
pub type A /* A Comment */ = SS;
pub type B // Comment
// B
= SS;
pub type C
/* Comment C */ = SS;
pub trait D <T> {
type E /* Comment E */ = SS;
}
type F<'a: 'static, T: Ord + 'static>: Eq + PartialEq where T: 'static + Copy /* x */ = Vec<u8>;
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2342.rs | src/tools/rustfmt/tests/source/issue-2342.rs | // rustfmt-max_width: 80
struct Foo {
#[cfg(feature = "serde")] bytes: [[u8; 17]; 5], // Same size as signature::ED25519_PKCS8_V2_LEN
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/frontmatter_spaced.rs | src/tools/rustfmt/tests/source/frontmatter_spaced.rs | #!/usr/bin/env cargo
--- identifier
[dependencies]
regex = "1"
---
#![feature(frontmatter)]
fn main() {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4120.rs | src/tools/rustfmt/tests/source/issue-4120.rs | fn main() {
let x = if true {
1
// In if
} else {
0
// In else
};
let x = if true {
1
/* In if */
} else {
0
/* In else */
};
let z = if true {
if true {
1
// In if level... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-5586.rs | src/tools/rustfmt/tests/source/issue-5586.rs | // rustfmt-style_edition: 2024
fn main() {
// sample 1
{
{
{
{
{
let push_ident =
if let Some(&node_id) = subgraph_nodes.get(pull_to_push_idx) {
self.node_id_as_ident(node_... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-855.rs | src/tools/rustfmt/tests/source/issue-855.rs | fn main() {
'running: loop {
for event in event_pump.poll_iter() {
match event {
Event::Quit {..} | Event::KeyDown { keycode: Some(Keycode::Escape), .. } => break 'running,
}
}
}
}
fn main2() {
'running: loop {
for event in event_pump.poll_ite... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/imports_granularity_one.rs | src/tools/rustfmt/tests/source/imports_granularity_one.rs | // rustfmt-imports_granularity: One
use b;
use a::ac::{aca, acb};
use a::{aa::*, ab};
use a as x;
use b::ba;
use a::{aa, ab};
use a::aa::aaa;
use a::ab::aba as x;
use a::aa::*;
use a::aa;
use a::ad::ada;
#[cfg(test)]
use a::{ab, ac::aca};
use b;
#[cfg(test)]
use b::{
ba, bb,
bc::bca::{bcaa, bcab},
};
pub u... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2985.rs | src/tools/rustfmt/tests/source/issue-2985.rs | // rustfmt-indent_style: Visual
fn foo() {
{
{
let extra_encoder_settings = extra_encoder_settings.iter()
.filter_map(|&(name, value)| {
value.split()
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/let_else.rs | src/tools/rustfmt/tests/source/let_else.rs | // rustfmt-single_line_let_else_max_width: 100
fn main() {
// Although this won't compile it still parses so make sure we can format empty else blocks
let Some(x) = opt else {};
// let-else may be formatted on a single line if they are "short"
// and only contain a single expression
let Some(x) = ... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_5086.rs | src/tools/rustfmt/tests/source/issue_5086.rs | #[cfg(any())]
type Type : Bound ; | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-539.rs | src/tools/rustfmt/tests/source/issue-539.rs | // rustfmt-normalize_comments: true
/*
FIXME (#3300): Should allow items to be anonymous. Right now
we just use dummy names for anon items.
*/
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-1120.rs | src/tools/rustfmt/tests/source/issue-1120.rs | // rustfmt-reorder_imports: true
// Ensure that a use at the start of an inline module is correctly formatted.
mod foo {use bar;}
// Ensure that an indented `use` gets the correct indentation.
mod foo {
use bar;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/hex_literal_upper.rs | src/tools/rustfmt/tests/source/hex_literal_upper.rs | // rustfmt-hex_literal_case: Upper
fn main() {
let h1 = 0xCaFE_5ea7;
let h2 = 0xCAFE_F00Du32;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_5735.rs | src/tools/rustfmt/tests/source/issue_5735.rs | fn find_errors(mut self) {
let errors: Vec<> = vec!{
#[debug_format = "A({})"]
struct A {}
};
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-1049.rs | src/tools/rustfmt/tests/source/issue-1049.rs | // Test overlong function signature
pub unsafe fn reborrow_mut(&mut X: Abcde) -> Handle<NodeRef<marker::Mut, K, V, NodeType>, HandleType> {
}
pub fn merge(mut X: Abcdef) -> Handle<NodeRef<marker::Mut<'a>, K, V, marker::Internal>, marker::Edge> {
}
impl Handle {
pub fn merge(a: Abcd) -> Handle<NodeRef<marker::Mut<... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_4636.rs | src/tools/rustfmt/tests/source/issue_4636.rs | pub trait PrettyPrinter<'tcx>:
Printer<
'tcx,
Error = fmt::Error,
Path = Self,
Region = Self,
Type = Self,
DynExistential = Self,
Const = Self,
> + fmt::Write
{
//
} | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/break-and-continue.rs | src/tools/rustfmt/tests/source/break-and-continue.rs | // break and continue formatting
#![feature(loop_break_value)]
fn main() {
'a: loop {
break 'a;
}
let mut done = false;
'b: while !done {
done = true;
continue 'b;
}
let x = loop {
break 5;
};
let x = 'c: loop {
break 'c 5;
};
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3639.rs | src/tools/rustfmt/tests/source/issue-3639.rs | trait Foo where {}
struct Bar where {}
struct Bax where;
struct Baz(String) where;
impl<> Foo<> for Bar<> where {}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/type_alias.rs | src/tools/rustfmt/tests/source/type_alias.rs | // rustfmt-normalize_comments: true
type PrivateTest<'a, I> = (Box<Parser<Input=I, Output=char> + 'a>, Box<Parser<Input=I, Output=char> + 'a>);
pub type PublicTest<'a, I, O> = Result<Vec<MyLongType>, Box<Parser<Input=I, Output=char> + 'a>, Box<Parser<Input=I, Output=char> + 'a>>;
pub type LongGenericListTest<'a, 'b,... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2446.rs | src/tools/rustfmt/tests/source/issue-2446.rs | enum Issue2446 {
V {
f: u8, // x
},
}
enum Issue2446TrailingCommentsOnly {
V {
f: u8, /* */
}
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue_3561.rs | src/tools/rustfmt/tests/source/issue_3561.rs | fn main() {;7
}
fn main() {
;7
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/else-if-brace-style-closing-next-line.rs | src/tools/rustfmt/tests/source/else-if-brace-style-closing-next-line.rs | // rustfmt-control_brace_style: ClosingNextLine
fn main() {
if false
{
();
();
}
if false // lone if comment
{
();
();
}
let a =
if 0 > 1 {
unreachable!()
}
else
{
0x0
};
if true
{
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/markdown-comment-with-options.rs | src/tools/rustfmt/tests/source/markdown-comment-with-options.rs | // rustfmt-wrap_comments: true
// Preserve two trailing whitespaces in doc comment,
// but trim any whitespaces in normal comment.
//! hello world
//! hello world
/// hello world
/// hello world
/// hello world
fn foo() {
// hello world
// hello world
let x = 3;
println!("x = {}", x);
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-4808.rs | src/tools/rustfmt/tests/source/issue-4808.rs | trait Trait {
fn method(&self) {}
}
impl<F: Fn() -> T, T> Trait for F {}
impl Trait for f32 {}
fn main() {
|| 10. .method();
|| .. .method();
|| 1.. .method();
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-1111.rs | src/tools/rustfmt/tests/source/issue-1111.rs | use bar;
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/no_new_line_beginning.rs | src/tools/rustfmt/tests/source/no_new_line_beginning.rs | fn main() {
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/string-lit-2.rs | src/tools/rustfmt/tests/source/string-lit-2.rs | fn main() -> &'static str {
let too_many_lines = "Hello";
let leave_me = "sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss\
s
jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj";
}
fn issue_1237() {
let msg = "ee... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/spaces-around-ranges.rs | src/tools/rustfmt/tests/source/spaces-around-ranges.rs | // rustfmt-spaces_around_ranges: true
fn bar(v: &[u8]) {}
fn foo() {
let a = vec![0; 20];
for j in 0..=20 {
for i in 0..3 {
bar(a[i..j]);
bar(a[i..]);
bar(a[..j]);
bar(a[..=(j + 1)]);
}
}
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-1177.rs | src/tools/rustfmt/tests/source/issue-1177.rs | // rustfmt-normalize_comments: true
fn main() {
// Line Comment
/* Block Comment */
let d = 5;
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3984.rs | src/tools/rustfmt/tests/source/issue-3984.rs | use a::{item /* comment */};
use b::{
a,
// comment
item,
};
use c::item /* comment */;
use d::item; // really long comment (with `use` exactly 100 characters) ____________________________
use std::e::{/* it's a comment! */ bar /* and another */};
use std::f::{/* it's a comment! */ bar};
use std::g::{bar /... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/struct_lits_multiline.rs | src/tools/rustfmt/tests/source/struct_lits_multiline.rs | // rustfmt-normalize_comments: true
// rustfmt-wrap_comments: true
// rustfmt-struct_lit_single_line: false
// Struct literal expressions.
fn main() {
let x = Bar;
// Comment
let y = Foo {a: x };
Foo { a: foo() /* comment*/, /* comment*/ b: bar(), ..something };
Fooooooooooooooooooooooooooooooo... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/match_overflow_expr.rs | src/tools/rustfmt/tests/source/match_overflow_expr.rs | // rustfmt-overflow_delimited_expr: true
fn main() {
println!(
"Foobar: {}",
match "input" {
"a" => "",
"b" => "",
"c" => "",
"d" => "",
"e" => "",
"f" => "",
"g" => "",
"h" => "",
"i" => "",... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-2479.rs | src/tools/rustfmt/tests/source/issue-2479.rs | // Long attributes.
# [ derive ( Clone , Copy , Debug , PartialEq ) ] pub enum POLARITYR { # [ doc = "Task mode: No effect on pin from OUT[n] task. Event mode: no IN[n] event generated on pin activity." ] NONE , # [ doc = "Task mode: Set pin from OUT[n] task. Event mode: Generate IN[n] event when rising edge on pin.... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-3532.rs | src/tools/rustfmt/tests/source/issue-3532.rs | fn foo(a: T) {
match a {
1 => {}
0 => {}
// _ => panic!("doesn't format!"),
}
}
| rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/enum.rs | src/tools/rustfmt/tests/source/enum.rs | // rustfmt-wrap_comments: true
// Enums test
#[atrr]
pub enum Test {
A, B(u32,
A /* comment */,
SomeType),
/// Doc comment
C,
}
pub enum Foo<'a, Y: Baz> where X: Whatever
{ A, }
enum EmtpyWithComment {
// Some comment
}
// C-style enum
enum Bar {
A = 1,
#[someAttr(test)]
... | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
rust-lang/rust | https://github.com/rust-lang/rust/blob/f8b1d59a81c700cb7aa25cf69e3032b3ce333150/src/tools/rustfmt/tests/source/issue-5935.rs | src/tools/rustfmt/tests/source/issue-5935.rs | struct Regs<
const BEGIN: u64,
const END: u64,
const DIM: usize,
const N: usize = { (END - BEGIN) as usize / (8 * DIM) + 1 },
>
{
_foo: u64,
} | rust | Apache-2.0 | f8b1d59a81c700cb7aa25cf69e3032b3ce333150 | 2026-01-04T15:31:58.503980Z | false |
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