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Auto merge of #67440 - Mark-Simulacrum:rollup-z59a7ky, r=Mark-Simulacrum

Browse Source 
Rollup of 6 pull requests

Successful merges:

 - #67253 (Add more delegations to the fmt docs and add doctests)
 - #67281 (add string.insert benchmarks)
 - #67351 (Set release channel on non-dist builders)
 - #67421 (Fix internal documentation typo)
 - #67432 (Fix toolstate history format)
 - #67436 (Correct the todo! stabilization version)

Failed merges:

r? @ghost
This commit is contained in:
bors 2019-12-19 23:02:09 +00:00
commit 19b3813b5e
7 changed files with 129 additions and 52 deletions
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8
src/bootstrap/toolstate.rs
View File

@ -13,13 +13,13 @@
// Each cycle is 42 days long (6 weeks); the last week is 35..=42 then.
const BETA_WEEK_START: u64 = 35;
#[cfg(linux)]
#[cfg(target_os = "linux")]
const OS: Option<&str> = Some("linux");
#[cfg(windows)]
const OS: Option<&str> = Some("windows");
#[cfg(all(not(linux), not(windows)))]
#[cfg(all(not(target_os = "linux"), not(windows)))]
const OS: Option<&str> = None;
type ToolstateData = HashMap<Box<str>, ToolState>;
@ -379,7 +379,7 @@ fn change_toolstate(
let mut regressed = false;
for repo_state in old_toolstate {
let tool = &repo_state.tool;
let state = if cfg!(linux) {
let state = if cfg!(target_os = "linux") {
&repo_state.linux
} else if cfg!(windows) {
&repo_state.windows
@ -413,7 +413,7 @@ fn change_toolstate(
let history_path = format!("rust-toolstate/history/{}.tsv", OS.expect("linux/windows only"));
let mut file = t!(fs::read_to_string(&history_path));
let end_of_first_line = file.find('\n').unwrap();
file.insert_str(end_of_first_line, &format!("{}\t{}\n", commit, toolstate_serialized));
file.insert_str(end_of_first_line, &format!("\n{}\t{}", commit, toolstate_serialized));
t!(fs::write(&history_path, file));
}

7
src/ci/run.sh
View File

@ -44,8 +44,13 @@ fi
# FIXME: need a scheme for changing this `nightly` value to `beta` and `stable`
# either automatically or manually.
export RUST_RELEASE_CHANNEL=nightly
# Always set the release channel for bootstrap; this is normally not important (i.e., only dist
# builds would seem to matter) but in practice bootstrap wants to know whether we're targeting
# master, beta, or stable with a build to determine whether to run some checks (notably toolstate).
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --release-channel=$RUST_RELEASE_CHANNEL"
if [ "$DEPLOY$DEPLOY_ALT" = "1" ]; then
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --release-channel=$RUST_RELEASE_CHANNEL"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --enable-llvm-static-stdcpp"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --set rust.remap-debuginfo"
RUST_CONFIGURE_ARGS="$RUST_CONFIGURE_ARGS --debuginfo-level-std=1"

40
src/liballoc/benches/string.rs
View File

@ -122,3 +122,43 @@ fn bench_to_string(b: &mut Bencher) {
Lorem ipsum dolor sit amet, consectetur. ";
b.iter(|| s.to_string())
}
#[bench]
fn bench_insert_char_short(b: &mut Bencher) {
let s = "Hello, World!";
b.iter(|| {
let mut x = String::from(s);
black_box(&mut x).insert(6, black_box(' '));
x
})
}
#[bench]
fn bench_insert_char_long(b: &mut Bencher) {
let s = "Hello, World!";
b.iter(|| {
let mut x = String::from(s);
black_box(&mut x).insert(6, black_box('❤'));
x
})
}
#[bench]
fn bench_insert_str_short(b: &mut Bencher) {
let s = "Hello, World!";
b.iter(|| {
let mut x = String::from(s);
black_box(&mut x).insert_str(6, black_box(" "));
x
})
}
#[bench]
fn bench_insert_str_long(b: &mut Bencher) {
let s = "Hello, World!";
b.iter(|| {
let mut x = String::from(s);
black_box(&mut x).insert_str(6, black_box(" rustic "));
x
})
}

120
src/libcore/fmt/mod.rs
View File

@ -63,7 +63,7 @@ pub mod rt {
///
/// let pythagorean_triple = Triangle { a: 3.0, b: 4.0, c: 5.0 };
///
/// println!("{}", pythagorean_triple);
/// assert_eq!(format!("{}", pythagorean_triple), "(3, 4, 5)");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub type Result = result::Result<(), Error>;
@ -440,7 +440,7 @@ fn fmt(&self, fmt: &mut Formatter<'_>) -> Result {
///
/// let origin = Point { x: 0, y: 0 };
///
/// println!("The origin is: {:?}", origin);
/// assert_eq!(format!("The origin is: {:?}", origin), "The origin is: Point { x: 0, y: 0 }");
/// ```
///
/// Manually implementing:
@ -455,28 +455,25 @@ fn fmt(&self, fmt: &mut Formatter<'_>) -> Result {
///
/// impl fmt::Debug for Point {
/// fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// write!(f, "Point {{ x: {}, y: {} }}", self.x, self.y)
/// f.debug_struct("Point")
/// .field("x", &self.x)
/// .field("y", &self.y)
/// .finish()
/// }
/// }
///
/// let origin = Point { x: 0, y: 0 };
///
/// println!("The origin is: {:?}", origin);
/// assert_eq!(format!("The origin is: {:?}", origin), "The origin is: Point { x: 0, y: 0 }");
/// ```
///
/// This outputs:
///
/// ```text
/// The origin is: Point { x: 0, y: 0 }
/// ```
///
/// There are a number of `debug_*` methods on [`Formatter`] to help you with manual
/// implementations, such as [`debug_struct`][debug_struct].
/// There are a number of helper methods on the [`Formatter`] struct to help you with manual
/// implementations, such as [`debug_struct`].
///
/// `Debug` implementations using either `derive` or the debug builder API
/// on [`Formatter`] support pretty-printing using the alternate flag: `{:#?}`.
///
/// [debug_struct]: ../../std/fmt/struct.Formatter.html#method.debug_struct
/// [`debug_struct`]: ../../std/fmt/struct.Formatter.html#method.debug_struct
/// [`Formatter`]: ../../std/fmt/struct.Formatter.html
///
/// Pretty-printing with `#?`:
@ -490,17 +487,13 @@ fn fmt(&self, fmt: &mut Formatter<'_>) -> Result {
///
/// let origin = Point { x: 0, y: 0 };
///
/// println!("The origin is: {:#?}", origin);
/// ```
///
/// This outputs:
///
/// ```text
/// The origin is: Point {
/// assert_eq!(format!("The origin is: {:#?}", origin),
/// "The origin is: Point {
/// x: 0,
/// y: 0
/// }
/// y: 0,
/// }");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_on_unimplemented(
on(
@ -528,12 +521,20 @@ pub trait Debug {
///
/// impl fmt::Debug for Position {
/// fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// write!(f, "({:?}, {:?})", self.longitude, self.latitude)
/// f.debug_tuple("")
/// .field(&self.longitude)
/// .field(&self.latitude)
/// .finish()
/// }
/// }
///
/// assert_eq!("(1.987, 2.983)".to_owned(),
/// format!("{:?}", Position { longitude: 1.987, latitude: 2.983, }));
/// let position = Position { longitude: 1.987, latitude: 2.983 };
/// assert_eq!(format!("{:?}", position), "(1.987, 2.983)");
///
/// assert_eq!(format!("{:#?}", position), "(
/// 1.987,
/// 2.983,
/// )");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
fn fmt(&self, f: &mut Formatter<'_>) -> Result;
@ -584,7 +585,7 @@ pub(crate) mod macros {
///
/// let origin = Point { x: 0, y: 0 };
///
/// println!("The origin is: {}", origin);
/// assert_eq!(format!("The origin is: {}", origin), "The origin is: (0, 0)");
/// ```
#[rustc_on_unimplemented(
on(
@ -618,7 +619,7 @@ pub trait Display {
/// }
/// }
///
/// assert_eq!("(1.987, 2.983)".to_owned(),
/// assert_eq!("(1.987, 2.983)",
/// format!("{}", Position { longitude: 1.987, latitude: 2.983, }));
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
@ -668,7 +669,9 @@ pub trait Display {
///
/// let l = Length(9);
///
/// println!("l as octal is: {:o}", l);
/// assert_eq!(format!("l as octal is: {:o}", l), "l as octal is: 11");
///
/// assert_eq!(format!("l as octal is: {:#06o}", l), "l as octal is: 0o0011");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait Octal {
@ -718,7 +721,12 @@ pub trait Octal {
///
/// let l = Length(107);
///
/// println!("l as binary is: {:b}", l);
/// assert_eq!(format!("l as binary is: {:b}", l), "l as binary is: 1101011");
///
/// assert_eq!(
/// format!("l as binary is: {:#032b}", l),
/// "l as binary is: 0b000000000000000000000001101011"
/// );
/// ```
///
/// [module]: ../../std/fmt/index.html
@ -777,7 +785,9 @@ pub trait Binary {
///
/// let l = Length(9);
///
/// println!("l as hex is: {:x}", l);
/// assert_eq!(format!("l as hex is: {:x}", l), "l as hex is: 9");
///
/// assert_eq!(format!("l as hex is: {:#010x}", l), "l as hex is: 0x00000009");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait LowerHex {
@ -828,9 +838,11 @@ pub trait LowerHex {
/// }
/// }
///
/// let l = Length(9);
/// let l = Length(i32::max_value());
///
/// println!("l as hex is: {:X}", l);
/// assert_eq!(format!("l as hex is: {:X}", l), "l as hex is: 7FFFFFFF");
///
/// assert_eq!(format!("l as hex is: {:#010X}", l), "l as hex is: 0x7FFFFFFF");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait UpperHex {
@ -877,6 +889,10 @@ pub trait UpperHex {
/// let l = Length(42);
///
/// println!("l is in memory here: {:p}", l);
///
/// let l_ptr = format!("{:018p}", l);
/// assert_eq!(l_ptr.len(), 18);
/// assert_eq!(&l_ptr[..2], "0x");
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait Pointer {
@ -912,14 +928,22 @@ pub trait Pointer {
///
/// impl fmt::LowerExp for Length {
/// fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// let val = self.0;
/// write!(f, "{}e1", val / 10)
/// let val = f64::from(self.0);
/// fmt::LowerExp::fmt(&val, f) // delegate to f64's implementation
/// }
/// }
///
/// let l = Length(100);
///
/// println!("l in scientific notation is: {:e}", l);
/// assert_eq!(
/// format!("l in scientific notation is: {:e}", l),
/// "l in scientific notation is: 1e2"
/// );
///
/// assert_eq!(
/// format!("l in scientific notation is: {:05e}", l),
/// "l in scientific notation is: 001e2"
/// );
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait LowerExp {
@ -955,14 +979,22 @@ pub trait LowerExp {
///
/// impl fmt::UpperExp for Length {
/// fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
/// let val = self.0;
/// write!(f, "{}E1", val / 10)
/// let val = f64::from(self.0);
/// fmt::UpperExp::fmt(&val, f) // delegate to f64's implementation
/// }
/// }
///
/// let l = Length(100);
///
/// println!("l in scientific notation is: {:E}", l);
/// assert_eq!(
/// format!("l in scientific notation is: {:E}", l),
/// "l in scientific notation is: 1E2"
/// );
///
/// assert_eq!(
/// format!("l in scientific notation is: {:05E}", l),
/// "l in scientific notation is: 001E2"
/// );
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub trait UpperExp {
@ -1807,8 +1839,7 @@ pub fn debug_tuple<'b>(&'b mut self, name: &str) -> DebugTuple<'b, 'a> {
/// }
/// }
///
/// // prints "[10, 11]"
/// println!("{:?}", Foo(vec![10, 11]));
/// assert_eq!(format!("{:?}", Foo(vec![10, 11])), "[10, 11]");
/// ```
#[stable(feature = "debug_builders", since = "1.2.0")]
pub fn debug_list<'b>(&'b mut self) -> DebugList<'b, 'a> {
@ -1831,8 +1862,7 @@ pub fn debug_list<'b>(&'b mut self) -> DebugList<'b, 'a> {
/// }
/// }
///
/// // prints "{10, 11}"
/// println!("{:?}", Foo(vec![10, 11]));
/// assert_eq!(format!("{:?}", Foo(vec![10, 11])), "{10, 11}");
/// ```
///
/// [`format_args!`]: ../../std/macro.format_args.html
@ -1890,8 +1920,10 @@ pub fn debug_set<'b>(&'b mut self) -> DebugSet<'b, 'a> {
/// }
/// }
///
/// // prints "{"A": 10, "B": 11}"
/// println!("{:?}", Foo(vec![("A".to_string(), 10), ("B".to_string(), 11)]));
/// assert_eq!(
/// format!("{:?}", Foo(vec![("A".to_string(), 10), ("B".to_string(), 11)])),
/// r#"{"A": 10, "B": 11}"#
/// );
/// ```
#[stable(feature = "debug_builders", since = "1.2.0")]
pub fn debug_map<'b>(&'b mut self) -> DebugMap<'b, 'a> {

2
src/libcore/macros/mod.rs
View File

@ -686,7 +686,7 @@ macro_rules! unimplemented {
/// }
/// ```
#[macro_export]
#[stable(feature = "todo_macro", since = "1.39.0")]
#[stable(feature = "todo_macro", since = "1.40.0")]
macro_rules! todo {
() => (panic!("not yet implemented"));
($($arg:tt)+) => (panic!("not yet implemented: {}", $crate::format_args!($($arg)+)));

2
src/librustc_interface/interface.rs
View File

@ -25,7 +25,7 @@
pub type Result<T> = result::Result<T, ErrorReported>;
/// Represents a compiler session.
/// Can be used run `rustc_interface` queries.
/// Can be used to run `rustc_interface` queries.
/// Created by passing `Config` to `run_compiler`.
pub struct Compiler {
pub(crate) sess: Lrc<Session>,

2
src/libstd/lib.rs
View File

@ -524,8 +524,8 @@ pub mod task {
unreachable,
write,
writeln,
// Unstable
todo,
// Unstable
matches,
};