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Auto merge of #126540 - jhpratt:rollup-fzzz8j3, r=jhpratt

Browse source 
Rollup of 4 pull requests

Successful merges:

 - #125112 (Document behavior of `create_dir_all` wrt. empty path)
 - #126127 (Spell out other trait diagnostic)
 - #126309 (unify git command preperation)
 - #126539 (Update `Arc::try_unwrap()` docs)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2024-06-16 07:44:33 +00:00
commit 12b33d36f3
52 changed files with 447 additions and 452 deletions
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2
compiler/rustc_trait_selection/src/traits/error_reporting/type_err_ctxt_ext.rs
View file

@ -2068,7 +2068,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
if all_traits_equal {
format!("\n {}", c.self_ty())
} else {
format!("\n {c}")
format!("\n `{}` implements `{}`", c.self_ty(), c.print_only_trait_path())
}
})
.collect();

21
library/alloc/src/sync.rs
View file

@ -940,15 +940,18 @@ impl<T, A: Allocator> Arc<T, A> {
/// This will succeed even if there are outstanding weak references.
///
/// It is strongly recommended to use [`Arc::into_inner`] instead if you don't
/// want to keep the `Arc` in the [`Err`] case.
/// Immediately dropping the [`Err`] payload, like in the expression
/// `Arc::try_unwrap(this).ok()`, can still cause the strong count to
/// drop to zero and the inner value of the `Arc` to be dropped:
/// For instance if two threads each execute this expression in parallel, then
/// there is a race condition. The threads could first both check whether they
/// have the last clone of their `Arc` via `Arc::try_unwrap`, and then
/// both drop their `Arc` in the call to [`ok`][`Result::ok`],
/// taking the strong count from two down to zero.
/// keep the `Arc` in the [`Err`] case.
/// Immediately dropping the [`Err`]-value, as the expression
/// `Arc::try_unwrap(this).ok()` does, can cause the strong count to
/// drop to zero and the inner value of the `Arc` to be dropped.
/// For instance, if two threads execute such an expression in parallel,
/// there is a race condition without the possibility of unsafety:
/// The threads could first both check whether they own the last instance
/// in `Arc::try_unwrap`, determine that they both do not, and then both
/// discard and drop their instance in the call to [`ok`][`Result::ok`].
/// In this scenario, the value inside the `Arc` is safely destroyed
/// by exactly one of the threads, but neither thread will ever be able
/// to use the value.
///
/// # Examples
///

3
library/std/src/fs.rs
View file

@ -2386,6 +2386,9 @@ pub fn create_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
/// If this function returns an error, some of the parent components might have
/// been created already.
///
/// If the empty path is passed to this function, it always succeeds without
/// creating any directories.
///
/// # Platform-specific behavior
///
/// This function currently corresponds to multiple calls to the `mkdir`

12
src/bootstrap/src/core/build_steps/format.rs
View file

@ -1,7 +1,7 @@
//! Runs rustfmt on the repository.
use crate::core::builder::Builder;
use crate::utils::helpers::{output, program_out_of_date, t};
use crate::utils::helpers::{self, output, program_out_of_date, t};
use build_helper::ci::CiEnv;
use build_helper::git::get_git_modified_files;
use ignore::WalkBuilder;
@ -160,7 +160,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
override_builder.add(&format!("!{ignore}")).expect(&ignore);
}
}
let git_available = match Command::new("git")
let git_available = match helpers::git(None)
.arg("--version")
.stdout(Stdio::null())
.stderr(Stdio::null())
@ -172,9 +172,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
let mut adjective = None;
if git_available {
let in_working_tree = match build
.config
.git()
let in_working_tree = match helpers::git(Some(&build.src))
.arg("rev-parse")
.arg("--is-inside-work-tree")
.stdout(Stdio::null())
@ -186,9 +184,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
};
if in_working_tree {
let untracked_paths_output = output(
build
.config
.git()
helpers::git(Some(&build.src))
.arg("status")
.arg("--porcelain")
.arg("-z")

4
src/bootstrap/src/core/build_steps/llvm.rs
View file

@ -159,7 +159,7 @@ pub(crate) fn detect_llvm_sha(config: &Config, is_git: bool) -> String {
// in that case.
let closest_upstream = get_git_merge_base(&config.git_config(), Some(&config.src))
.unwrap_or_else(|_| "HEAD".into());
let mut rev_list = config.git();
let mut rev_list = helpers::git(Some(&config.src));
rev_list.args(&[
PathBuf::from("rev-list"),
format!("--author={}", config.stage0_metadata.config.git_merge_commit_email).into(),
@ -252,7 +252,7 @@ pub(crate) fn is_ci_llvm_modified(config: &Config) -> bool {
// We assume we have access to git, so it's okay to unconditionally pass
// `true` here.
let llvm_sha = detect_llvm_sha(config, true);
let head_sha = output(config.git().arg("rev-parse").arg("HEAD"));
let head_sha = output(helpers::git(Some(&config.src)).arg("rev-parse").arg("HEAD"));
let head_sha = head_sha.trim();
llvm_sha == head_sha
}

13
src/bootstrap/src/core/build_steps/setup.rs
View file

@ -8,7 +8,7 @@
use crate::core::builder::{Builder, RunConfig, ShouldRun, Step};
use crate::t;
use crate::utils::change_tracker::CONFIG_CHANGE_HISTORY;
use crate::utils::helpers::hex_encode;
use crate::utils::helpers::{self, hex_encode};
use crate::Config;
use sha2::Digest;
use std::env::consts::EXE_SUFFIX;
@ -482,10 +482,13 @@ impl Step for Hook {
// install a git hook to automatically run tidy, if they want
fn install_git_hook_maybe(config: &Config) -> io::Result<()> {
let git = config.git().args(["rev-parse", "--git-common-dir"]).output().map(|output| {
assert!(output.status.success(), "failed to run `git`");
PathBuf::from(t!(String::from_utf8(output.stdout)).trim())
})?;
let git = helpers::git(Some(&config.src))
.args(["rev-parse", "--git-common-dir"])
.output()
.map(|output| {
assert!(output.status.success(), "failed to run `git`");
PathBuf::from(t!(String::from_utf8(output.stdout)).trim())
})?;
let hooks_dir = git.join("hooks");
let dst = hooks_dir.join("pre-push");
if dst.exists() {

29
src/bootstrap/src/core/build_steps/toolstate.rs
View file

@ -5,7 +5,7 @@
//! [Toolstate]: https://forge.rust-lang.org/infra/toolstate.html
use crate::core::builder::{Builder, RunConfig, ShouldRun, Step};
use crate::utils::helpers::t;
use crate::utils::helpers::{self, t};
use serde_derive::{Deserialize, Serialize};
use std::collections::HashMap;
use std::env;
@ -13,7 +13,6 @@ use std::fmt;
use std::fs;
use std::io::{Seek, SeekFrom};
use std::path::{Path, PathBuf};
use std::process::Command;
use std::time;
// Each cycle is 42 days long (6 weeks); the last week is 35..=42 then.
@ -102,12 +101,8 @@ fn print_error(tool: &str, submodule: &str) {
fn check_changed_files(toolstates: &HashMap<Box<str>, ToolState>) {
// Changed files
let output = std::process::Command::new("git")
.arg("diff")
.arg("--name-status")
.arg("HEAD")
.arg("HEAD^")
.output();
let output =
helpers::git(None).arg("diff").arg("--name-status").arg("HEAD").arg("HEAD^").output();
let output = match output {
Ok(o) => o,
Err(e) => {
@ -324,7 +319,7 @@ fn checkout_toolstate_repo() {
t!(fs::remove_dir_all(TOOLSTATE_DIR));
}
let status = Command::new("git")
let status = helpers::git(None)
.arg("clone")
.arg("--depth=1")
.arg(toolstate_repo())
@ -342,7 +337,7 @@ fn checkout_toolstate_repo() {
/// Sets up config and authentication for modifying the toolstate repo.
fn prepare_toolstate_config(token: &str) {
fn git_config(key: &str, value: &str) {
let status = Command::new("git").arg("config").arg("--global").arg(key).arg(value).status();
let status = helpers::git(None).arg("config").arg("--global").arg(key).arg(value).status();
let success = match status {
Ok(s) => s.success(),
Err(_) => false,
@ -406,8 +401,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
publish_test_results(current_toolstate);
// `git commit` failing means nothing to commit.
let status = t!(Command::new("git")
.current_dir(TOOLSTATE_DIR)
let status = t!(helpers::git(Some(Path::new(TOOLSTATE_DIR)))
.arg("commit")
.arg("-a")
.arg("-m")
@ -418,8 +412,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
break;
}
let status = t!(Command::new("git")
.current_dir(TOOLSTATE_DIR)
let status = t!(helpers::git(Some(Path::new(TOOLSTATE_DIR)))
.arg("push")
.arg("origin")
.arg("master")
@ -431,15 +424,13 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
}
eprintln!("Sleeping for 3 seconds before retrying push");
std::thread::sleep(std::time::Duration::from_secs(3));
let status = t!(Command::new("git")
.current_dir(TOOLSTATE_DIR)
let status = t!(helpers::git(Some(Path::new(TOOLSTATE_DIR)))
.arg("fetch")
.arg("origin")
.arg("master")
.status());
assert!(status.success());
let status = t!(Command::new("git")
.current_dir(TOOLSTATE_DIR)
let status = t!(helpers::git(Some(Path::new(TOOLSTATE_DIR)))
.arg("reset")
.arg("--hard")
.arg("origin/master")
@ -458,7 +449,7 @@ fn commit_toolstate_change(current_toolstate: &ToolstateData) {
/// `publish_toolstate.py` script if the PR passes all tests and is merged to
/// master.
fn publish_test_results(current_toolstate: &ToolstateData) {
let commit = t!(std::process::Command::new("git").arg("rev-parse").arg("HEAD").output());
let commit = t!(helpers::git(None).arg("rev-parse").arg("HEAD").output());
let commit = t!(String::from_utf8(commit.stdout));
let toolstate_serialized = t!(serde_json::to_string(&current_toolstate));

30
src/bootstrap/src/core/config/config.rs
View file

@ -20,7 +20,7 @@ use crate::core::build_steps::llvm;
use crate::core::config::flags::{Color, Flags, Warnings};
use crate::utils::cache::{Interned, INTERNER};
use crate::utils::channel::{self, GitInfo};
use crate::utils::helpers::{exe, output, t};
use crate::utils::helpers::{self, exe, output, t};
use build_helper::exit;
use serde::{Deserialize, Deserializer};
use serde_derive::Deserialize;
@ -1248,7 +1248,7 @@ impl Config {
// Infer the source directory. This is non-trivial because we want to support a downloaded bootstrap binary,
// running on a completely different machine from where it was compiled.
let mut cmd = Command::new("git");
let mut cmd = helpers::git(None);
// NOTE: we cannot support running from outside the repository because the only other path we have available
// is set at compile time, which can be wrong if bootstrap was downloaded rather than compiled locally.
// We still support running outside the repository if we find we aren't in a git directory.
@ -2090,15 +2090,6 @@ impl Config {
build_helper::util::try_run(cmd, self.is_verbose())
}
/// A git invocation which runs inside the source directory.
///
/// Use this rather than `Command::new("git")` in order to support out-of-tree builds.
pub(crate) fn git(&self) -> Command {
let mut git = Command::new("git");
git.current_dir(&self.src);
git
}
pub(crate) fn test_args(&self) -> Vec<&str> {
let mut test_args = match self.cmd {
Subcommand::Test { ref test_args, .. }
@ -2130,7 +2121,7 @@ impl Config {
"`Config::read_file_by_commit` is not supported in non-git sources."
);
let mut git = self.git();
let mut git = helpers::git(Some(&self.src));
git.arg("show").arg(format!("{commit}:{}", file.to_str().unwrap()));
output(&mut git)
}
@ -2436,7 +2427,8 @@ impl Config {
};
// Handle running from a directory other than the top level
let top_level = output(self.git().args(["rev-parse", "--show-toplevel"]));
let top_level =
output(helpers::git(Some(&self.src)).args(["rev-parse", "--show-toplevel"]));
let top_level = top_level.trim_end();
let compiler = format!("{top_level}/compiler/");
let library = format!("{top_level}/library/");
@ -2444,7 +2436,7 @@ impl Config {
// Look for a version to compare to based on the current commit.
// Only commits merged by bors will have CI artifacts.
let merge_base = output(
self.git()
helpers::git(Some(&self.src))
.arg("rev-list")
.arg(format!("--author={}", self.stage0_metadata.config.git_merge_commit_email))
.args(["-n1", "--first-parent", "HEAD"]),
@ -2459,8 +2451,7 @@ impl Config {
}
// Warn if there were changes to the compiler or standard library since the ancestor commit.
let has_changes = !t!(self
.git()
let has_changes = !t!(helpers::git(Some(&self.src))
.args(["diff-index", "--quiet", commit, "--", &compiler, &library])
.status())
.success();
@ -2533,13 +2524,14 @@ impl Config {
if_unchanged: bool,
) -> Option<String> {
// Handle running from a directory other than the top level
let top_level = output(self.git().args(["rev-parse", "--show-toplevel"]));
let top_level =
output(helpers::git(Some(&self.src)).args(["rev-parse", "--show-toplevel"]));
let top_level = top_level.trim_end();
// Look for a version to compare to based on the current commit.
// Only commits merged by bors will have CI artifacts.
let merge_base = output(
self.git()
helpers::git(Some(&self.src))
.arg("rev-list")
.arg(format!("--author={}", self.stage0_metadata.config.git_merge_commit_email))
.args(["-n1", "--first-parent", "HEAD"]),
@ -2554,7 +2546,7 @@ impl Config {
}
// Warn if there were changes to the compiler or standard library since the ancestor commit.
let mut git = self.git();
let mut git = helpers::git(Some(&self.src));
git.args(["diff-index", "--quiet", commit, "--"]);
for path in modified_paths {

60
src/bootstrap/src/lib.rs
View file

@ -522,14 +522,10 @@ impl Build {
// check_submodule
let checked_out_hash =
output(Command::new("git").args(["rev-parse", "HEAD"]).current_dir(&absolute_path));
output(helpers::git(Some(&absolute_path)).args(["rev-parse", "HEAD"]));
// update_submodules
let recorded = output(
Command::new("git")
.args(["ls-tree", "HEAD"])
.arg(relative_path)
.current_dir(&self.config.src),
);
let recorded =
output(helpers::git(Some(&self.src)).args(["ls-tree", "HEAD"]).arg(relative_path));
let actual_hash = recorded
.split_whitespace()
.nth(2)
@ -543,10 +539,7 @@ impl Build {
println!("Updating submodule {}", relative_path.display());
self.run(
Command::new("git")
.args(["submodule", "-q", "sync"])
.arg(relative_path)
.current_dir(&self.config.src),
helpers::git(Some(&self.src)).args(["submodule", "-q", "sync"]).arg(relative_path),
);
// Try passing `--progress` to start, then run git again without if that fails.
@ -554,9 +547,7 @@ impl Build {
// Git is buggy and will try to fetch submodules from the tracking branch for *this* repository,
// even though that has no relation to the upstream for the submodule.
let current_branch = {
let output = self
.config
.git()
let output = helpers::git(Some(&self.src))
.args(["symbolic-ref", "--short", "HEAD"])
.stderr(Stdio::inherit())
.output();
@ -568,7 +559,7 @@ impl Build {
}
};
let mut git = self.config.git();
let mut git = helpers::git(Some(&self.src));
if let Some(branch) = current_branch {
// If there is a tag named after the current branch, git will try to disambiguate by prepending `heads/` to the branch name.
// This syntax isn't accepted by `branch.{branch}`. Strip it.
@ -590,11 +581,11 @@ impl Build {
// Save any local changes, but avoid running `git stash pop` if there are none (since it will exit with an error).
// diff-index reports the modifications through the exit status
let has_local_modifications = !self.run_cmd(
BootstrapCommand::from(
Command::new("git")
.args(["diff-index", "--quiet", "HEAD"])
.current_dir(&absolute_path),
)
BootstrapCommand::from(helpers::git(Some(&absolute_path)).args([
"diff-index",
"--quiet",
"HEAD",
]))
.allow_failure()
.output_mode(match self.is_verbose() {
true => OutputMode::PrintAll,
@ -602,14 +593,14 @@ impl Build {
}),
);
if has_local_modifications {
self.run(Command::new("git").args(["stash", "push"]).current_dir(&absolute_path));
self.run(helpers::git(Some(&absolute_path)).args(["stash", "push"]));
}
self.run(Command::new("git").args(["reset", "-q", "--hard"]).current_dir(&absolute_path));
self.run(Command::new("git").args(["clean", "-qdfx"]).current_dir(&absolute_path));
self.run(helpers::git(Some(&absolute_path)).args(["reset", "-q", "--hard"]));
self.run(helpers::git(Some(&absolute_path)).args(["clean", "-qdfx"]));
if has_local_modifications {
self.run(Command::new("git").args(["stash", "pop"]).current_dir(absolute_path));
self.run(helpers::git(Some(&absolute_path)).args(["stash", "pop"]));
}
}
@ -621,8 +612,7 @@ impl Build {
return;
}
let output = output(
self.config
.git()
helpers::git(Some(&self.src))
.args(["config", "--file"])
.arg(self.config.src.join(".gitmodules"))
.args(["--get-regexp", "path"]),
@ -1563,10 +1553,14 @@ impl Build {
// Figure out how many merge commits happened since we branched off master.
// That's our beta number!
// (Note that we use a `..` range, not the `...` symmetric difference.)
output(self.config.git().arg("rev-list").arg("--count").arg("--merges").arg(format!(
"refs/remotes/origin/{}..HEAD",
self.config.stage0_metadata.config.nightly_branch
)))
output(
helpers::git(Some(&self.src)).arg("rev-list").arg("--count").arg("--merges").arg(
format!(
"refs/remotes/origin/{}..HEAD",
self.config.stage0_metadata.config.nightly_branch
),
),
)
});
let n = count.trim().parse().unwrap();
self.prerelease_version.set(Some(n));
@ -1984,15 +1978,13 @@ fn envify(s: &str) -> String {
/// In case of errors during `git` command execution (e.g., in tarball sources), default values
/// are used to prevent panics.
pub fn generate_smart_stamp_hash(dir: &Path, additional_input: &str) -> String {
let diff = Command::new("git")
.current_dir(dir)
let diff = helpers::git(Some(dir))
.arg("diff")
.output()
.map(|o| String::from_utf8(o.stdout).unwrap_or_default())
.unwrap_or_default();
let status = Command::new("git")
.current_dir(dir)
let status = helpers::git(Some(dir))
.arg("status")
.arg("--porcelain")
.arg("-z")

15
src/bootstrap/src/utils/channel.rs
View file

@ -7,11 +7,12 @@
use std::fs;
use std::path::Path;
use std::process::Command;
use crate::utils::helpers::{output, t};
use crate::Build;
use super::helpers;
#[derive(Clone, Default)]
pub enum GitInfo {
/// This is not a git repository.
@ -44,7 +45,7 @@ impl GitInfo {
}
// Make sure git commands work
match Command::new("git").arg("rev-parse").current_dir(dir).output() {
match helpers::git(Some(dir)).arg("rev-parse").output() {
Ok(ref out) if out.status.success() => {}
_ => return GitInfo::Absent,
}
@ -57,17 +58,15 @@ impl GitInfo {
// Ok, let's scrape some info
let ver_date = output(
Command::new("git")
.current_dir(dir)
helpers::git(Some(dir))
.arg("log")
.arg("-1")
.arg("--date=short")
.arg("--pretty=format:%cd"),
);
let ver_hash = output(Command::new("git").current_dir(dir).arg("rev-parse").arg("HEAD"));
let short_ver_hash = output(
Command::new("git").current_dir(dir).arg("rev-parse").arg("--short=9").arg("HEAD"),
);
let ver_hash = output(helpers::git(Some(dir)).arg("rev-parse").arg("HEAD"));
let short_ver_hash =
output(helpers::git(Some(dir)).arg("rev-parse").arg("--short=9").arg("HEAD"));
GitInfo::Present(Some(Info {
commit_date: ver_date.trim().to_string(),
sha: ver_hash.trim().to_string(),

16
src/bootstrap/src/utils/helpers.rs
View file

@ -489,3 +489,19 @@ pub fn check_cfg_arg(name: &str, values: Option<&[&str]>) -> String {
};
format!("--check-cfg=cfg({name}{next})")
}
/// Prepares `Command` that runs git inside the source directory if given.
///
/// Whenever a git invocation is needed, this function should be preferred over
/// manually building a git `Command`. This approach allows us to manage bootstrap-specific
/// needs/hacks from a single source, rather than applying them on next to every `Command::new("git")`,
/// which is painful to ensure that the required change is applied on each one of them correctly.
pub fn git(source_dir: Option<&Path>) -> Command {
let mut git = Command::new("git");
if let Some(source_dir) = source_dir {
git.current_dir(source_dir);
}
git
}

8
tests/ui/binop/binary-op-suggest-deref.stderr
View file

@ -303,10 +303,10 @@ LL | let _ = FOO & (*"Sized".to_string().into_boxed_str());
|
= help: the trait `BitAnd<str>` is not implemented for `i32`
= help: the following other types implement trait `BitAnd<Rhs>`:
<&'a i32 as BitAnd<i32>>
<&i32 as BitAnd<&i32>>
<i32 as BitAnd<&i32>>
<i32 as BitAnd>
`&'a i32` implements `BitAnd<i32>`
`&i32` implements `BitAnd<&i32>`
`i32` implements `BitAnd<&i32>`
`i32` implements `BitAnd`
error[E0277]: the size for values of type `str` cannot be known at compilation time
--> $DIR/binary-op-suggest-deref.rs:78:17

8
tests/ui/binop/binop-mul-i32-f32.stderr
View file

@ -6,10 +6,10 @@ LL | x * y
|
= help: the trait `Mul<f32>` is not implemented for `i32`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a i32 as Mul<i32>>
<&i32 as Mul<&i32>>
<i32 as Mul<&i32>>
<i32 as Mul>
`&'a i32` implements `Mul<i32>`
`&i32` implements `Mul<&i32>`
`i32` implements `Mul<&i32>`
`i32` implements `Mul`
error: aborting due to 1 previous error

48
tests/ui/binop/shift-various-bad-types.stderr
View file

@ -6,14 +6,14 @@ LL | 22 >> p.char;
|
= help: the trait `Shr<char>` is not implemented for `{integer}`
= help: the following other types implement trait `Shr<Rhs>`:
<&'a i128 as Shr<i128>>
<&'a i128 as Shr<i16>>
<&'a i128 as Shr<i32>>
<&'a i128 as Shr<i64>>
<&'a i128 as Shr<i8>>
<&'a i128 as Shr<isize>>
<&'a i128 as Shr<u128>>
<&'a i128 as Shr<u16>>
`&'a i128` implements `Shr<i128>`
`&'a i128` implements `Shr<i16>`
`&'a i128` implements `Shr<i32>`
`&'a i128` implements `Shr<i64>`
`&'a i128` implements `Shr<i8>`
`&'a i128` implements `Shr<isize>`
`&'a i128` implements `Shr<u128>`
`&'a i128` implements `Shr<u16>`
and 568 others
error[E0277]: no implementation for `{integer} >> &str`
@ -24,14 +24,14 @@ LL | 22 >> p.str;
|
= help: the trait `Shr<&str>` is not implemented for `{integer}`
= help: the following other types implement trait `Shr<Rhs>`:
<&'a i128 as Shr<i128>>
<&'a i128 as Shr<i16>>
<&'a i128 as Shr<i32>>
<&'a i128 as Shr<i64>>
<&'a i128 as Shr<i8>>
<&'a i128 as Shr<isize>>
<&'a i128 as Shr<u128>>
<&'a i128 as Shr<u16>>
`&'a i128` implements `Shr<i128>`
`&'a i128` implements `Shr<i16>`
`&'a i128` implements `Shr<i32>`
`&'a i128` implements `Shr<i64>`
`&'a i128` implements `Shr<i8>`
`&'a i128` implements `Shr<isize>`
`&'a i128` implements `Shr<u128>`
`&'a i128` implements `Shr<u16>`
and 568 others
error[E0277]: no implementation for `{integer} >> &Panolpy`
@ -42,14 +42,14 @@ LL | 22 >> p;
|
= help: the trait `Shr<&Panolpy>` is not implemented for `{integer}`
= help: the following other types implement trait `Shr<Rhs>`:
<&'a i128 as Shr<i128>>
<&'a i128 as Shr<i16>>
<&'a i128 as Shr<i32>>
<&'a i128 as Shr<i64>>
<&'a i128 as Shr<i8>>
<&'a i128 as Shr<isize>>
<&'a i128 as Shr<u128>>
<&'a i128 as Shr<u16>>
`&'a i128` implements `Shr<i128>`
`&'a i128` implements `Shr<i16>`
`&'a i128` implements `Shr<i32>`
`&'a i128` implements `Shr<i64>`
`&'a i128` implements `Shr<i8>`
`&'a i128` implements `Shr<isize>`
`&'a i128` implements `Shr<u128>`
`&'a i128` implements `Shr<u16>`
and 568 others
error[E0308]: mismatched types

16
tests/ui/const-generics/exhaustive-value.stderr
View file

@ -5,14 +5,14 @@ LL | <() as Foo<N>>::test()
| ^^ the trait `Foo<N>` is not implemented for `()`
|
= help: the following other types implement trait `Foo<N>`:
<() as Foo<0>>
<() as Foo<100>>
<() as Foo<101>>
<() as Foo<102>>
<() as Foo<103>>
<() as Foo<104>>
<() as Foo<105>>
<() as Foo<106>>
`()` implements `Foo<0>`
`()` implements `Foo<100>`
`()` implements `Foo<101>`
`()` implements `Foo<102>`
`()` implements `Foo<103>`
`()` implements `Foo<104>`
`()` implements `Foo<105>`
`()` implements `Foo<106>`
and 248 others
error: aborting due to 1 previous error

8
tests/ui/consts/const-eval/const-eval-overflow-3b.stderr
View file

@ -12,10 +12,10 @@ LL | = [0; (i8::MAX + 1u8) as usize];
|
= help: the trait `Add<u8>` is not implemented for `i8`
= help: the following other types implement trait `Add<Rhs>`:
<&'a i8 as Add<i8>>
<&i8 as Add<&i8>>
<i8 as Add<&i8>>
<i8 as Add>
`&'a i8` implements `Add<i8>`
`&i8` implements `Add<&i8>`
`i8` implements `Add<&i8>`
`i8` implements `Add`
error: aborting due to 2 previous errors

8
tests/ui/consts/const-eval/const-eval-overflow-4b.stderr
View file

@ -12,10 +12,10 @@ LL | : [u32; (i8::MAX as i8 + 1u8) as usize]
|
= help: the trait `Add<u8>` is not implemented for `i8`
= help: the following other types implement trait `Add<Rhs>`:
<&'a i8 as Add<i8>>
<&i8 as Add<&i8>>
<i8 as Add<&i8>>
<i8 as Add>
`&'a i8` implements `Add<i8>`
`&i8` implements `Add<&i8>`
`i8` implements `Add<&i8>`
`i8` implements `Add`
error[E0604]: only `u8` can be cast as `char`, not `i8`
--> $DIR/const-eval-overflow-4b.rs:22:13

16
tests/ui/consts/too_generic_eval_ice.stderr
View file

@ -22,14 +22,14 @@ LL | [5; Self::HOST_SIZE] == [6; 0]
|
= help: the trait `PartialEq<[{integer}; 0]>` is not implemented for `[{integer}; Self::HOST_SIZE]`
= help: the following other types implement trait `PartialEq<Rhs>`:
<&[T] as PartialEq<Vec<U, A>>>
<&[T] as PartialEq<[U; N]>>
<&mut [T] as PartialEq<Vec<U, A>>>
<&mut [T] as PartialEq<[U; N]>>
<[T; N] as PartialEq<&[U]>>
<[T; N] as PartialEq<&mut [U]>>
<[T; N] as PartialEq<[U; N]>>
<[T; N] as PartialEq<[U]>>
`&[T]` implements `PartialEq<Vec<U, A>>`
`&[T]` implements `PartialEq<[U; N]>`
`&mut [T]` implements `PartialEq<Vec<U, A>>`
`&mut [T]` implements `PartialEq<[U; N]>`
`[T; N]` implements `PartialEq<&[U]>`
`[T; N]` implements `PartialEq<&mut [U]>`
`[T; N]` implements `PartialEq<[U; N]>`
`[T; N]` implements `PartialEq<[U]>`
and 3 others
error: aborting due to 3 previous errors

4
tests/ui/did_you_mean/issue-21659-show-relevant-trait-impls-1.stderr
View file

@ -7,8 +7,8 @@ LL | f1.foo(1usize);
| required by a bound introduced by this call
|
= help: the following other types implement trait `Foo<A>`:
<Bar as Foo<i32>>
<Bar as Foo<u8>>
`Bar` implements `Foo<i32>`
`Bar` implements `Foo<u8>`
error: aborting due to 1 previous error

12
tests/ui/did_you_mean/issue-21659-show-relevant-trait-impls-2.stderr
View file

@ -7,12 +7,12 @@ LL | f1.foo(1usize);
| required by a bound introduced by this call
|
= help: the following other types implement trait `Foo<A>`:
<Bar as Foo<i16>>
<Bar as Foo<i32>>
<Bar as Foo<i8>>
<Bar as Foo<u16>>
<Bar as Foo<u32>>
<Bar as Foo<u8>>
`Bar` implements `Foo<i16>`
`Bar` implements `Foo<i32>`
`Bar` implements `Foo<i8>`
`Bar` implements `Foo<u16>`
`Bar` implements `Foo<u32>`
`Bar` implements `Foo<u8>`
error: aborting due to 1 previous error

30
tests/ui/did_you_mean/issue-39802-show-5-trait-impls.stderr
View file

@ -7,11 +7,11 @@ LL | Foo::<i32>::bar(&1i8);
| required by a bound introduced by this call
|
= help: the following other types implement trait `Foo<B>`:
<i8 as Foo<bool>>
<i8 as Foo<u16>>
<i8 as Foo<u32>>
<i8 as Foo<u64>>
<i8 as Foo<u8>>
`i8` implements `Foo<bool>`
`i8` implements `Foo<u16>`
`i8` implements `Foo<u32>`
`i8` implements `Foo<u64>`
`i8` implements `Foo<u8>`
error[E0277]: the trait bound `u8: Foo<i32>` is not satisfied
--> $DIR/issue-39802-show-5-trait-impls.rs:25:21
@ -22,10 +22,10 @@ LL | Foo::<i32>::bar(&1u8);
| required by a bound introduced by this call
|
= help: the following other types implement trait `Foo<B>`:
<u8 as Foo<bool>>
<u8 as Foo<u16>>
<u8 as Foo<u32>>
<u8 as Foo<u64>>
`u8` implements `Foo<bool>`
`u8` implements `Foo<u16>`
`u8` implements `Foo<u32>`
`u8` implements `Foo<u64>`
error[E0277]: the trait bound `bool: Foo<i32>` is not satisfied
--> $DIR/issue-39802-show-5-trait-impls.rs:26:21
@ -36,12 +36,12 @@ LL | Foo::<i32>::bar(&true);
| required by a bound introduced by this call
|
= help: the following other types implement trait `Foo<B>`:
<bool as Foo<bool>>
<bool as Foo<i8>>
<bool as Foo<u16>>
<bool as Foo<u32>>
<bool as Foo<u64>>
<bool as Foo<u8>>
`bool` implements `Foo<bool>`
`bool` implements `Foo<i8>`
`bool` implements `Foo<u16>`
`bool` implements `Foo<u32>`
`bool` implements `Foo<u64>`
`bool` implements `Foo<u8>`
error: aborting due to 3 previous errors

8
tests/ui/impl-trait/equality.stderr
View file

@ -30,10 +30,10 @@ LL | n + sum_to(n - 1)
|
= help: the trait `Add<impl Foo>` is not implemented for `u32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a u32 as Add<u32>>
<&u32 as Add<&u32>>
<u32 as Add<&u32>>
<u32 as Add>
`&'a u32` implements `Add<u32>`
`&u32` implements `Add<&u32>`
`u32` implements `Add<&u32>`
`u32` implements `Add`
error: aborting due to 2 previous errors; 1 warning emitted

32
tests/ui/issues/issue-11771.stderr
View file

@ -6,14 +6,14 @@ LL | 1 +
|
= help: the trait `Add<()>` is not implemented for `{integer}`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f128 as Add<f128>>
<&'a f16 as Add<f16>>
<&'a f32 as Add<f32>>
<&'a f64 as Add<f64>>
<&'a i128 as Add<i128>>
<&'a i16 as Add<i16>>
<&'a i32 as Add<i32>>
<&'a i64 as Add<i64>>
`&'a f128` implements `Add<f128>`
`&'a f16` implements `Add<f16>`
`&'a f32` implements `Add<f32>`
`&'a f64` implements `Add<f64>`
`&'a i128` implements `Add<i128>`
`&'a i16` implements `Add<i16>`
`&'a i32` implements `Add<i32>`
`&'a i64` implements `Add<i64>`
and 56 others
error[E0277]: cannot add `()` to `{integer}`
@ -24,14 +24,14 @@ LL | 1 +
|
= help: the trait `Add<()>` is not implemented for `{integer}`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f128 as Add<f128>>
<&'a f16 as Add<f16>>
<&'a f32 as Add<f32>>
<&'a f64 as Add<f64>>
<&'a i128 as Add<i128>>
<&'a i16 as Add<i16>>
<&'a i32 as Add<i32>>
<&'a i64 as Add<i64>>
`&'a f128` implements `Add<f128>`
`&'a f16` implements `Add<f16>`
`&'a f32` implements `Add<f32>`
`&'a f64` implements `Add<f64>`
`&'a i128` implements `Add<i128>`
`&'a i16` implements `Add<i16>`
`&'a i32` implements `Add<i32>`
`&'a i64` implements `Add<i64>`
and 56 others
error: aborting due to 2 previous errors

8
tests/ui/issues/issue-24352.stderr
View file

@ -6,10 +6,10 @@ LL | 1.0f64 - 1
|
= help: the trait `Sub<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a f64 as Sub<f64>>
<&f64 as Sub<&f64>>
<f64 as Sub<&f64>>
<f64 as Sub>
`&'a f64` implements `Sub<f64>`
`&f64` implements `Sub<&f64>`
`f64` implements `Sub<&f64>`
`f64` implements `Sub`
help: consider using a floating-point literal by writing it with `.0`
|
LL | 1.0f64 - 1.0

16
tests/ui/issues/issue-50582.stderr
View file

@ -16,14 +16,14 @@ LL | Vec::<[(); 1 + for x in 0..1 {}]>::new();
|
= help: the trait `Add<()>` is not implemented for `{integer}`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f128 as Add<f128>>
<&'a f16 as Add<f16>>
<&'a f32 as Add<f32>>
<&'a f64 as Add<f64>>
<&'a i128 as Add<i128>>
<&'a i16 as Add<i16>>
<&'a i32 as Add<i32>>
<&'a i64 as Add<i64>>
`&'a f128` implements `Add<f128>`
`&'a f16` implements `Add<f16>`
`&'a f32` implements `Add<f32>`
`&'a f64` implements `Add<f64>`
`&'a i128` implements `Add<i128>`
`&'a i16` implements `Add<i16>`
`&'a i32` implements `Add<i32>`
`&'a i64` implements `Add<i64>`
and 56 others
error: aborting due to 2 previous errors

12
tests/ui/iterators/invalid-iterator-chain-fixable.stderr
View file

@ -33,8 +33,8 @@ LL | println!("{}", scores.sum::<i32>());
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain-fixable.rs:14:10
|
@ -66,8 +66,8 @@ LL | .sum::<i32>(),
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain-fixable.rs:23:14
|
@ -99,8 +99,8 @@ LL | println!("{}", vec![0, 1].iter().map(|x| { x; }).sum::<i32>());
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain-fixable.rs:27:38
|

4
tests/ui/iterators/invalid-iterator-chain-with-int-infer.stderr
View file

@ -8,8 +8,8 @@ LL | let x = Some(()).iter().map(|()| 1).sum::<f32>();
|
= help: the trait `Sum<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Sum<A>`:
<f32 as Sum<&'a f32>>
<f32 as Sum>
`f32` implements `Sum<&'a f32>`
`f32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain-with-int-infer.rs:2:29
|

20
tests/ui/iterators/invalid-iterator-chain.stderr
View file

@ -33,8 +33,8 @@ LL | println!("{}", scores.sum::<i32>());
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain.rs:12:10
|
@ -65,8 +65,8 @@ LL | .sum::<i32>(),
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain.rs:25:14
|
@ -104,8 +104,8 @@ LL | .sum::<i32>(),
|
= help: the trait `Sum<f64>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain.rs:33:14
|
@ -134,8 +134,8 @@ LL | println!("{}", vec![0, 1].iter().map(|x| { x; }).sum::<i32>());
|
= help: the trait `Sum<()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain.rs:38:38
|
@ -162,8 +162,8 @@ LL | println!("{}", vec![(), ()].iter().sum::<i32>());
|
= help: the trait `Sum<&()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/invalid-iterator-chain.rs:39:33
|

12
tests/ui/lazy-type-alias/trailing-where-clause.stderr
View file

@ -5,12 +5,12 @@ LL | let _: Alias<()>;
| ^^ the trait `From<()>` is not implemented for `String`
|
= help: the following other types implement trait `From<T>`:
<String as From<&String>>
<String as From<&mut str>>
<String as From<&str>>
<String as From<Box<str>>>
<String as From<Cow<'a, str>>>
<String as From<char>>
`String` implements `From<&String>`
`String` implements `From<&mut str>`
`String` implements `From<&str>`
`String` implements `From<Box<str>>`
`String` implements `From<Cow<'a, str>>`
`String` implements `From<char>`
note: required by a bound in `Alias`
--> $DIR/trailing-where-clause.rs:8:13
|

56
tests/ui/mismatched_types/binops.stderr
View file

@ -6,14 +6,14 @@ LL | 1 + Some(1);
|
= help: the trait `Add<Option<{integer}>>` is not implemented for `{integer}`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f128 as Add<f128>>
<&'a f16 as Add<f16>>
<&'a f32 as Add<f32>>
<&'a f64 as Add<f64>>
<&'a i128 as Add<i128>>
<&'a i16 as Add<i16>>
<&'a i32 as Add<i32>>
<&'a i64 as Add<i64>>
`&'a f128` implements `Add<f128>`
`&'a f16` implements `Add<f16>`
`&'a f32` implements `Add<f32>`
`&'a f64` implements `Add<f64>`
`&'a i128` implements `Add<i128>`
`&'a i16` implements `Add<i16>`
`&'a i32` implements `Add<i32>`
`&'a i64` implements `Add<i64>`
and 56 others
error[E0277]: cannot subtract `Option<{integer}>` from `usize`
@ -24,10 +24,10 @@ LL | 2 as usize - Some(1);
|
= help: the trait `Sub<Option<{integer}>>` is not implemented for `usize`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a usize as Sub<usize>>
<&usize as Sub<&usize>>
<usize as Sub<&usize>>
<usize as Sub>
`&'a usize` implements `Sub<usize>`
`&usize` implements `Sub<&usize>`
`usize` implements `Sub<&usize>`
`usize` implements `Sub`
error[E0277]: cannot multiply `{integer}` by `()`
--> $DIR/binops.rs:4:7
@ -37,14 +37,14 @@ LL | 3 * ();
|
= help: the trait `Mul<()>` is not implemented for `{integer}`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a f128 as Mul<f128>>
<&'a f16 as Mul<f16>>
<&'a f32 as Mul<f32>>
<&'a f64 as Mul<f64>>
<&'a i128 as Mul<i128>>
<&'a i16 as Mul<i16>>
<&'a i32 as Mul<i32>>
<&'a i64 as Mul<i64>>
`&'a f128` implements `Mul<f128>`
`&'a f16` implements `Mul<f16>`
`&'a f32` implements `Mul<f32>`
`&'a f64` implements `Mul<f64>`
`&'a i128` implements `Mul<i128>`
`&'a i16` implements `Mul<i16>`
`&'a i32` implements `Mul<i32>`
`&'a i64` implements `Mul<i64>`
and 57 others
error[E0277]: cannot divide `{integer}` by `&str`
@ -55,14 +55,14 @@ LL | 4 / "";
|
= help: the trait `Div<&str>` is not implemented for `{integer}`
= help: the following other types implement trait `Div<Rhs>`:
<&'a f128 as Div<f128>>
<&'a f16 as Div<f16>>
<&'a f32 as Div<f32>>
<&'a f64 as Div<f64>>
<&'a i128 as Div<i128>>
<&'a i16 as Div<i16>>
<&'a i32 as Div<i32>>
<&'a i64 as Div<i64>>
`&'a f128` implements `Div<f128>`
`&'a f16` implements `Div<f16>`
`&'a f32` implements `Div<f32>`
`&'a f64` implements `Div<f64>`
`&'a i128` implements `Div<i128>`
`&'a i16` implements `Div<i16>`
`&'a i32` implements `Div<i32>`
`&'a i64` implements `Div<i64>`
and 62 others
error[E0277]: can't compare `{integer}` with `String`

8
tests/ui/never_type/issue-13352.stderr
View file

@ -6,10 +6,10 @@ LL | 2_usize + (loop {});
|
= help: the trait `Add<()>` is not implemented for `usize`
= help: the following other types implement trait `Add<Rhs>`:
<&'a usize as Add<usize>>
<&usize as Add<&usize>>
<usize as Add<&usize>>
<usize as Add>
`&'a usize` implements `Add<usize>`
`&usize` implements `Add<&usize>`
`usize` implements `Add<&usize>`
`usize` implements `Add`
error: aborting due to 1 previous error

98
tests/ui/numbers-arithmetic/not-suggest-float-literal.stderr
View file

@ -6,10 +6,10 @@ LL | x + 100.0
|
= help: the trait `Add<{float}>` is not implemented for `u8`
= help: the following other types implement trait `Add<Rhs>`:
<&'a u8 as Add<u8>>
<&u8 as Add<&u8>>
<u8 as Add<&u8>>
<u8 as Add>
`&'a u8` implements `Add<u8>`
`&u8` implements `Add<&u8>`
`u8` implements `Add<&u8>`
`u8` implements `Add`
error[E0277]: cannot add `&str` to `f64`
--> $DIR/not-suggest-float-literal.rs:6:7
@ -19,10 +19,10 @@ LL | x + "foo"
|
= help: the trait `Add<&str>` is not implemented for `f64`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f64 as Add<f64>>
<&f64 as Add<&f64>>
<f64 as Add<&f64>>
<f64 as Add>
`&'a f64` implements `Add<f64>`
`&f64` implements `Add<&f64>`
`f64` implements `Add<&f64>`
`f64` implements `Add`
error[E0277]: cannot add `{integer}` to `f64`
--> $DIR/not-suggest-float-literal.rs:11:7
@ -32,10 +32,10 @@ LL | x + y
|
= help: the trait `Add<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f64 as Add<f64>>
<&f64 as Add<&f64>>
<f64 as Add<&f64>>
<f64 as Add>
`&'a f64` implements `Add<f64>`
`&f64` implements `Add<&f64>`
`f64` implements `Add<&f64>`
`f64` implements `Add`
error[E0277]: cannot subtract `{float}` from `u8`
--> $DIR/not-suggest-float-literal.rs:15:7
@ -45,10 +45,10 @@ LL | x - 100.0
|
= help: the trait `Sub<{float}>` is not implemented for `u8`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a u8 as Sub<u8>>
<&u8 as Sub<&u8>>
<u8 as Sub<&u8>>
<u8 as Sub>
`&'a u8` implements `Sub<u8>`
`&u8` implements `Sub<&u8>`
`u8` implements `Sub<&u8>`
`u8` implements `Sub`
error[E0277]: cannot subtract `&str` from `f64`
--> $DIR/not-suggest-float-literal.rs:19:7
@ -58,10 +58,10 @@ LL | x - "foo"
|
= help: the trait `Sub<&str>` is not implemented for `f64`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a f64 as Sub<f64>>
<&f64 as Sub<&f64>>
<f64 as Sub<&f64>>
<f64 as Sub>
`&'a f64` implements `Sub<f64>`
`&f64` implements `Sub<&f64>`
`f64` implements `Sub<&f64>`
`f64` implements `Sub`
error[E0277]: cannot subtract `{integer}` from `f64`
--> $DIR/not-suggest-float-literal.rs:24:7
@ -71,10 +71,10 @@ LL | x - y
|
= help: the trait `Sub<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a f64 as Sub<f64>>
<&f64 as Sub<&f64>>
<f64 as Sub<&f64>>
<f64 as Sub>
`&'a f64` implements `Sub<f64>`
`&f64` implements `Sub<&f64>`
`f64` implements `Sub<&f64>`
`f64` implements `Sub`
error[E0277]: cannot multiply `u8` by `{float}`
--> $DIR/not-suggest-float-literal.rs:28:7
@ -84,10 +84,10 @@ LL | x * 100.0
|
= help: the trait `Mul<{float}>` is not implemented for `u8`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a u8 as Mul<u8>>
<&u8 as Mul<&u8>>
<u8 as Mul<&u8>>
<u8 as Mul>
`&'a u8` implements `Mul<u8>`
`&u8` implements `Mul<&u8>`
`u8` implements `Mul<&u8>`
`u8` implements `Mul`
error[E0277]: cannot multiply `f64` by `&str`
--> $DIR/not-suggest-float-literal.rs:32:7
@ -97,10 +97,10 @@ LL | x * "foo"
|
= help: the trait `Mul<&str>` is not implemented for `f64`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a f64 as Mul<f64>>
<&f64 as Mul<&f64>>
<f64 as Mul<&f64>>
<f64 as Mul>
`&'a f64` implements `Mul<f64>`
`&f64` implements `Mul<&f64>`
`f64` implements `Mul<&f64>`
`f64` implements `Mul`
error[E0277]: cannot multiply `f64` by `{integer}`
--> $DIR/not-suggest-float-literal.rs:37:7
@ -110,10 +110,10 @@ LL | x * y
|
= help: the trait `Mul<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a f64 as Mul<f64>>
<&f64 as Mul<&f64>>
<f64 as Mul<&f64>>
<f64 as Mul>
`&'a f64` implements `Mul<f64>`
`&f64` implements `Mul<&f64>`
`f64` implements `Mul<&f64>`
`f64` implements `Mul`
error[E0277]: cannot divide `u8` by `{float}`
--> $DIR/not-suggest-float-literal.rs:41:7
@ -123,11 +123,11 @@ LL | x / 100.0
|
= help: the trait `Div<{float}>` is not implemented for `u8`
= help: the following other types implement trait `Div<Rhs>`:
<&'a u8 as Div<u8>>
<&u8 as Div<&u8>>
<u8 as Div<&u8>>
<u8 as Div<NonZero<u8>>>
<u8 as Div>
`&'a u8` implements `Div<u8>`
`&u8` implements `Div<&u8>`
`u8` implements `Div<&u8>`
`u8` implements `Div<NonZero<u8>>`
`u8` implements `Div`
error[E0277]: cannot divide `f64` by `&str`
--> $DIR/not-suggest-float-literal.rs:45:7
@ -137,10 +137,10 @@ LL | x / "foo"
|
= help: the trait `Div<&str>` is not implemented for `f64`
= help: the following other types implement trait `Div<Rhs>`:
<&'a f64 as Div<f64>>
<&f64 as Div<&f64>>
<f64 as Div<&f64>>
<f64 as Div>
`&'a f64` implements `Div<f64>`
`&f64` implements `Div<&f64>`
`f64` implements `Div<&f64>`
`f64` implements `Div`
error[E0277]: cannot divide `f64` by `{integer}`
--> $DIR/not-suggest-float-literal.rs:50:7
@ -150,10 +150,10 @@ LL | x / y
|
= help: the trait `Div<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Div<Rhs>`:
<&'a f64 as Div<f64>>
<&f64 as Div<&f64>>
<f64 as Div<&f64>>
<f64 as Div>
`&'a f64` implements `Div<f64>`
`&f64` implements `Div<&f64>`
`f64` implements `Div<&f64>`
`f64` implements `Div`
error: aborting due to 12 previous errors

64
tests/ui/numbers-arithmetic/suggest-float-literal.stderr
View file

@ -6,10 +6,10 @@ LL | x + 100
|
= help: the trait `Add<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f32 as Add<f32>>
<&f32 as Add<&f32>>
<f32 as Add<&f32>>
<f32 as Add>
`&'a f32` implements `Add<f32>`
`&f32` implements `Add<&f32>`
`f32` implements `Add<&f32>`
`f32` implements `Add`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x + 100.0
@ -23,10 +23,10 @@ LL | x + 100
|
= help: the trait `Add<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Add<Rhs>`:
<&'a f64 as Add<f64>>
<&f64 as Add<&f64>>
<f64 as Add<&f64>>
<f64 as Add>
`&'a f64` implements `Add<f64>`
`&f64` implements `Add<&f64>`
`f64` implements `Add<&f64>`
`f64` implements `Add`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x + 100.0
@ -40,10 +40,10 @@ LL | x - 100
|
= help: the trait `Sub<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a f32 as Sub<f32>>
<&f32 as Sub<&f32>>
<f32 as Sub<&f32>>
<f32 as Sub>
`&'a f32` implements `Sub<f32>`
`&f32` implements `Sub<&f32>`
`f32` implements `Sub<&f32>`
`f32` implements `Sub`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x - 100.0
@ -57,10 +57,10 @@ LL | x - 100
|
= help: the trait `Sub<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Sub<Rhs>`:
<&'a f64 as Sub<f64>>
<&f64 as Sub<&f64>>
<f64 as Sub<&f64>>
<f64 as Sub>
`&'a f64` implements `Sub<f64>`
`&f64` implements `Sub<&f64>`
`f64` implements `Sub<&f64>`
`f64` implements `Sub`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x - 100.0
@ -74,10 +74,10 @@ LL | x * 100
|
= help: the trait `Mul<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a f32 as Mul<f32>>
<&f32 as Mul<&f32>>
<f32 as Mul<&f32>>
<f32 as Mul>
`&'a f32` implements `Mul<f32>`
`&f32` implements `Mul<&f32>`
`f32` implements `Mul<&f32>`
`f32` implements `Mul`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x * 100.0
@ -91,10 +91,10 @@ LL | x * 100
|
= help: the trait `Mul<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Mul<Rhs>`:
<&'a f64 as Mul<f64>>
<&f64 as Mul<&f64>>
<f64 as Mul<&f64>>
<f64 as Mul>
`&'a f64` implements `Mul<f64>`
`&f64` implements `Mul<&f64>`
`f64` implements `Mul<&f64>`
`f64` implements `Mul`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x * 100.0
@ -108,10 +108,10 @@ LL | x / 100
|
= help: the trait `Div<{integer}>` is not implemented for `f32`
= help: the following other types implement trait `Div<Rhs>`:
<&'a f32 as Div<f32>>
<&f32 as Div<&f32>>
<f32 as Div<&f32>>
<f32 as Div>
`&'a f32` implements `Div<f32>`
`&f32` implements `Div<&f32>`
`f32` implements `Div<&f32>`
`f32` implements `Div`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x / 100.0
@ -125,10 +125,10 @@ LL | x / 100
|
= help: the trait `Div<{integer}>` is not implemented for `f64`
= help: the following other types implement trait `Div<Rhs>`:
<&'a f64 as Div<f64>>
<&f64 as Div<&f64>>
<f64 as Div<&f64>>
<f64 as Div>
`&'a f64` implements `Div<f64>`
`&f64` implements `Div<&f64>`
`f64` implements `Div<&f64>`
`f64` implements `Div`
help: consider using a floating-point literal by writing it with `.0`
|
LL | x / 100.0

24
tests/ui/on-unimplemented/multiple-impls.stderr
View file

@ -8,8 +8,8 @@ LL | Index::index(&[] as &[i32], 2u32);
|
= help: the trait `Index<u32>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error[E0277]: the trait bound `[i32]: Index<Foo<u32>>` is not satisfied
--> $DIR/multiple-impls.rs:36:33
@ -21,8 +21,8 @@ LL | Index::index(&[] as &[i32], Foo(2u32));
|
= help: the trait `Index<Foo<u32>>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error[E0277]: the trait bound `[i32]: Index<Bar<u32>>` is not satisfied
--> $DIR/multiple-impls.rs:39:33
@ -34,8 +34,8 @@ LL | Index::index(&[] as &[i32], Bar(2u32));
|
= help: the trait `Index<Bar<u32>>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error[E0277]: the trait bound `[i32]: Index<u32>` is not satisfied
--> $DIR/multiple-impls.rs:33:5
@ -45,8 +45,8 @@ LL | Index::index(&[] as &[i32], 2u32);
|
= help: the trait `Index<u32>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error[E0277]: the trait bound `[i32]: Index<Foo<u32>>` is not satisfied
--> $DIR/multiple-impls.rs:36:5
@ -56,8 +56,8 @@ LL | Index::index(&[] as &[i32], Foo(2u32));
|
= help: the trait `Index<Foo<u32>>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error[E0277]: the trait bound `[i32]: Index<Bar<u32>>` is not satisfied
--> $DIR/multiple-impls.rs:39:5
@ -67,8 +67,8 @@ LL | Index::index(&[] as &[i32], Bar(2u32));
|
= help: the trait `Index<Bar<u32>>` is not implemented for `[i32]`
= help: the following other types implement trait `Index<Idx>`:
<[i32] as Index<Bar<usize>>>
<[i32] as Index<Foo<usize>>>
`[i32]` implements `Index<Bar<usize>>`
`[i32]` implements `Index<Foo<usize>>`
error: aborting due to 6 previous errors

4
tests/ui/on-unimplemented/slice-index.stderr
View file

@ -17,8 +17,8 @@ LL | x[..1i32];
|
= help: the trait `SliceIndex<[i32]>` is not implemented for `RangeTo<i32>`, which is required by `[i32]: Index<_>`
= help: the following other types implement trait `SliceIndex<T>`:
<RangeTo<usize> as SliceIndex<[T]>>
<RangeTo<usize> as SliceIndex<str>>
`RangeTo<usize>` implements `SliceIndex<[T]>`
`RangeTo<usize>` implements `SliceIndex<str>`
= note: required for `[i32]` to implement `Index<RangeTo<i32>>`
error: aborting due to 2 previous errors

8
tests/ui/on-unimplemented/sum.stderr
View file

@ -8,8 +8,8 @@ LL | vec![(), ()].iter().sum::<i32>();
|
= help: the trait `Sum<&()>` is not implemented for `i32`
= help: the following other types implement trait `Sum<A>`:
<i32 as Sum<&'a i32>>
<i32 as Sum>
`i32` implements `Sum<&'a i32>`
`i32` implements `Sum`
note: the method call chain might not have had the expected associated types
--> $DIR/sum.rs:4:18
|
@ -30,8 +30,8 @@ LL | vec![(), ()].iter().product::<i32>();
|
= help: the trait `Product<&()>` is not implemented for `i32`
= help: the following other types implement trait `Product<A>`:
<i32 as Product<&'a i32>>
<i32 as Product>
`i32` implements `Product<&'a i32>`
`i32` implements `Product`
note: the method call chain might not have had the expected associated types
--> $DIR/sum.rs:7:18
|

8
tests/ui/span/multiline-span-simple.stderr
View file

@ -6,10 +6,10 @@ LL | foo(1 as u32 +
|
= help: the trait `Add<()>` is not implemented for `u32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a u32 as Add<u32>>
<&u32 as Add<&u32>>
<u32 as Add<&u32>>
<u32 as Add>
`&'a u32` implements `Add<u32>`
`&u32` implements `Add<&u32>`
`u32` implements `Add<&u32>`
`u32` implements `Add`
error: aborting due to 1 previous error

12
tests/ui/suggestions/into-str.stderr
View file

@ -8,12 +8,12 @@ LL | foo(String::new());
|
= note: to coerce a `String` into a `&str`, use `&*` as a prefix
= help: the following other types implement trait `From<T>`:
<String as From<&String>>
<String as From<&mut str>>
<String as From<&str>>
<String as From<Box<str>>>
<String as From<Cow<'a, str>>>
<String as From<char>>
`String` implements `From<&String>`
`String` implements `From<&mut str>`
`String` implements `From<&str>`
`String` implements `From<Box<str>>`
`String` implements `From<Cow<'a, str>>`
`String` implements `From<char>`
= note: required for `String` to implement `Into<&str>`
note: required by a bound in `foo`
--> $DIR/into-str.rs:1:31

16
tests/ui/suggestions/issue-71394-no-from-impl.stderr
View file

@ -5,14 +5,14 @@ LL | let _: &[i8] = data.into();
| ^^^^ the trait `From<&[u8]>` is not implemented for `&[i8]`, which is required by `&[u8]: Into<_>`
|
= help: the following other types implement trait `From<T>`:
<[T; 10] as From<(T, T, T, T, T, T, T, T, T, T)>>
<[T; 11] as From<(T, T, T, T, T, T, T, T, T, T, T)>>
<[T; 12] as From<(T, T, T, T, T, T, T, T, T, T, T, T)>>
<[T; 1] as From<(T,)>>
<[T; 2] as From<(T, T)>>
<[T; 3] as From<(T, T, T)>>
<[T; 4] as From<(T, T, T, T)>>
<[T; 5] as From<(T, T, T, T, T)>>
`[T; 10]` implements `From<(T, T, T, T, T, T, T, T, T, T)>`
`[T; 11]` implements `From<(T, T, T, T, T, T, T, T, T, T, T)>`
`[T; 12]` implements `From<(T, T, T, T, T, T, T, T, T, T, T, T)>`
`[T; 1]` implements `From<(T,)>`
`[T; 2]` implements `From<(T, T)>`
`[T; 3]` implements `From<(T, T, T)>`
`[T; 4]` implements `From<(T, T, T, T)>`
`[T; 5]` implements `From<(T, T, T, T, T)>`
and 6 others
= note: required for `&[u8]` to implement `Into<&[i8]>`

12
tests/ui/traits/inheritance/repeated-supertrait-ambig.stderr
View file

@ -7,8 +7,8 @@ LL | c.same_as(22)
| required by a bound introduced by this call
|
= help: the following other types implement trait `CompareTo<T>`:
<i64 as CompareTo<i64>>
<i64 as CompareTo<u64>>
`i64` implements `CompareTo<i64>`
`i64` implements `CompareTo<u64>`
error[E0277]: the trait bound `C: CompareTo<i32>` is not satisfied
--> $DIR/repeated-supertrait-ambig.rs:30:15
@ -30,8 +30,8 @@ LL | <dyn CompareToInts>::same_as(c, 22)
| ^^^^^^^^^^^^^^^^^ the trait `CompareTo<i32>` is not implemented for `dyn CompareToInts`
|
= help: the following other types implement trait `CompareTo<T>`:
<i64 as CompareTo<i64>>
<i64 as CompareTo<u64>>
`i64` implements `CompareTo<i64>`
`i64` implements `CompareTo<u64>`
error[E0277]: the trait bound `C: CompareTo<i32>` is not satisfied
--> $DIR/repeated-supertrait-ambig.rs:38:27
@ -55,8 +55,8 @@ LL | assert_eq!(22_i64.same_as(22), true);
| required by a bound introduced by this call
|
= help: the following other types implement trait `CompareTo<T>`:
<i64 as CompareTo<i64>>
<i64 as CompareTo<u64>>
`i64` implements `CompareTo<i64>`
`i64` implements `CompareTo<u64>`
error: aborting due to 5 previous errors

4
tests/ui/traits/next-solver/unevaluated-const-impl-trait-ref.fails.stderr
View file

@ -5,8 +5,8 @@ LL | needs::<1>();
| ^ the trait `Trait<1>` is not implemented for `()`
|
= help: the following other types implement trait `Trait<N>`:
<() as Trait<0>>
<() as Trait<2>>
`()` implements `Trait<0>`
`()` implements `Trait<2>`
note: required by a bound in `needs`
--> $DIR/unevaluated-const-impl-trait-ref.rs:10:38
|

12
tests/ui/traits/question-mark-result-err-mismatch.stderr
View file

@ -31,12 +31,12 @@ LL | .map_err(|_| ())?;
|
= note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
= help: the following other types implement trait `From<T>`:
<String as From<&String>>
<String as From<&mut str>>
<String as From<&str>>
<String as From<Box<str>>>
<String as From<Cow<'a, str>>>
<String as From<char>>
`String` implements `From<&String>`
`String` implements `From<&mut str>`
`String` implements `From<&str>`
`String` implements `From<Box<str>>`
`String` implements `From<Cow<'a, str>>`
`String` implements `From<char>`
= note: required for `Result<(), String>` to implement `FromResidual<Result<Infallible, ()>>`
error[E0277]: `?` couldn't convert the error to `String`

20
tests/ui/try-trait/bad-interconversion.stderr
View file

@ -10,8 +10,8 @@ LL | Ok(Err(123_i32)?)
|
= note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
= help: the following other types implement trait `From<T>`:
<u8 as From<Char>>
<u8 as From<bool>>
`u8` implements `From<Char>`
`u8` implements `From<bool>`
= note: required for `Result<u64, u8>` to implement `FromResidual<Result<Infallible, i32>>`
error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
@ -24,8 +24,8 @@ LL | Some(3)?;
|
= help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<u64, String>`
= help: the following other types implement trait `FromResidual<R>`:
<Result<T, F> as FromResidual<Result<Infallible, E>>>
<Result<T, F> as FromResidual<Yeet<E>>>
`Result<T, F>` implements `FromResidual<Result<Infallible, E>>`
`Result<T, F>` implements `FromResidual<Yeet<E>>`
error[E0277]: the `?` operator can only be used on `Result`s in a function that returns `Result`
--> $DIR/bad-interconversion.rs:17:31
@ -37,8 +37,8 @@ LL | Ok(ControlFlow::Break(123)?)
|
= help: the trait `FromResidual<ControlFlow<{integer}, Infallible>>` is not implemented for `Result<u64, String>`
= help: the following other types implement trait `FromResidual<R>`:
<Result<T, F> as FromResidual<Result<Infallible, E>>>
<Result<T, F> as FromResidual<Yeet<E>>>
`Result<T, F>` implements `FromResidual<Result<Infallible, E>>`
`Result<T, F>` implements `FromResidual<Yeet<E>>`
error[E0277]: the `?` operator can only be used on `Option`s, not `Result`s, in a function that returns `Option`
--> $DIR/bad-interconversion.rs:22:22
@ -50,8 +50,8 @@ LL | Some(Err("hello")?)
|
= help: the trait `FromResidual<Result<Infallible, &str>>` is not implemented for `Option<u16>`
= help: the following other types implement trait `FromResidual<R>`:
<Option<T> as FromResidual<Yeet<()>>>
<Option<T> as FromResidual>
`Option<T>` implements `FromResidual<Yeet<()>>`
`Option<T>` implements `FromResidual`
error[E0277]: the `?` operator can only be used on `Option`s in a function that returns `Option`
--> $DIR/bad-interconversion.rs:27:33
@ -63,8 +63,8 @@ LL | Some(ControlFlow::Break(123)?)
|
= help: the trait `FromResidual<ControlFlow<{integer}, Infallible>>` is not implemented for `Option<u64>`
= help: the following other types implement trait `FromResidual<R>`:
<Option<T> as FromResidual<Yeet<()>>>
<Option<T> as FromResidual>
`Option<T>` implements `FromResidual<Yeet<()>>`
`Option<T>` implements `FromResidual`
error[E0277]: the `?` operator can only be used on `ControlFlow`s in a function that returns `ControlFlow`
--> $DIR/bad-interconversion.rs:32:39

16
tests/ui/try-trait/issue-32709.stderr
View file

@ -10,14 +10,14 @@ LL | Err(5)?;
|
= note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
= help: the following other types implement trait `From<T>`:
<(T, T) as From<[T; 2]>>
<(T, T, T) as From<[T; 3]>>
<(T, T, T, T) as From<[T; 4]>>
<(T, T, T, T, T) as From<[T; 5]>>
<(T, T, T, T, T, T) as From<[T; 6]>>
<(T, T, T, T, T, T, T) as From<[T; 7]>>
<(T, T, T, T, T, T, T, T) as From<[T; 8]>>
<(T, T, T, T, T, T, T, T, T) as From<[T; 9]>>
`(T, T)` implements `From<[T; 2]>`
`(T, T, T)` implements `From<[T; 3]>`
`(T, T, T, T)` implements `From<[T; 4]>`
`(T, T, T, T, T)` implements `From<[T; 5]>`
`(T, T, T, T, T, T)` implements `From<[T; 6]>`
`(T, T, T, T, T, T, T)` implements `From<[T; 7]>`
`(T, T, T, T, T, T, T, T)` implements `From<[T; 8]>`
`(T, T, T, T, T, T, T, T, T)` implements `From<[T; 9]>`
and 4 others
= note: required for `Result<i32, ()>` to implement `FromResidual<Result<Infallible, {integer}>>`

8
tests/ui/try-trait/option-to-result.stderr
View file

@ -9,8 +9,8 @@ LL | a?;
|
= help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<(), ()>`
= help: the following other types implement trait `FromResidual<R>`:
<Result<T, F> as FromResidual<Result<Infallible, E>>>
<Result<T, F> as FromResidual<Yeet<E>>>
`Result<T, F>` implements `FromResidual<Result<Infallible, E>>`
`Result<T, F>` implements `FromResidual<Yeet<E>>`
error[E0277]: the `?` operator can only be used on `Option`s, not `Result`s, in a function that returns `Option`
--> $DIR/option-to-result.rs:11:6
@ -23,8 +23,8 @@ LL | a?;
|
= help: the trait `FromResidual<Result<Infallible, i32>>` is not implemented for `Option<i32>`
= help: the following other types implement trait `FromResidual<R>`:
<Option<T> as FromResidual<Yeet<()>>>
<Option<T> as FromResidual>
`Option<T>` implements `FromResidual<Yeet<()>>`
`Option<T>` implements `FromResidual`
error: aborting due to 2 previous errors

4
tests/ui/try-trait/try-on-option.stderr
View file

@ -9,8 +9,8 @@ LL | x?;
|
= help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<u32, ()>`
= help: the following other types implement trait `FromResidual<R>`:
<Result<T, F> as FromResidual<Result<Infallible, E>>>
<Result<T, F> as FromResidual<Yeet<E>>>
`Result<T, F>` implements `FromResidual<Result<Infallible, E>>`
`Result<T, F>` implements `FromResidual<Yeet<E>>`
error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
--> $DIR/try-on-option.rs:11:6

4
tests/ui/type-alias-impl-trait/constrain_in_projection2.current.stderr
View file

@ -5,8 +5,8 @@ LL | let x = <Foo as Trait<Bar>>::Assoc::default();
| ^^^ the trait `Trait<Bar>` is not implemented for `Foo`
|
= help: the following other types implement trait `Trait<T>`:
<Foo as Trait<()>>
<Foo as Trait<u32>>
`Foo` implements `Trait<()>`
`Foo` implements `Trait<u32>`
error: aborting due to 1 previous error

4
tests/ui/type-alias-impl-trait/nested-tait-inference2.current.stderr
View file

@ -8,8 +8,8 @@ LL | ()
| -- return type was inferred to be `()` here
|
= help: the following other types implement trait `Foo<A>`:
<() as Foo<()>>
<() as Foo<u32>>
`()` implements `Foo<()>`
`()` implements `Foo<u32>`
error: aborting due to 1 previous error

8
tests/ui/type/type-check-defaults.stderr
View file

@ -66,10 +66,10 @@ LL | trait ProjectionPred<T:Iterator = IntoIter<i32>> where T::Item : Add<u8> {}
|
= help: the trait `Add<u8>` is not implemented for `i32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a i32 as Add<i32>>
<&i32 as Add<&i32>>
<i32 as Add<&i32>>
<i32 as Add>
`&'a i32` implements `Add<i32>`
`&i32` implements `Add<&i32>`
`i32` implements `Add<&i32>`
`i32` implements `Add`
error: aborting due to 7 previous errors

8
tests/ui/typeck/issue-81293.stderr
View file

@ -21,10 +21,10 @@ LL | a = c + b * 5;
|
= help: the trait `Add<u16>` is not implemented for `usize`
= help: the following other types implement trait `Add<Rhs>`:
<&'a usize as Add<usize>>
<&usize as Add<&usize>>
<usize as Add<&usize>>
<usize as Add>
`&'a usize` implements `Add<usize>`
`&usize` implements `Add<&usize>`
`usize` implements `Add<&usize>`
`usize` implements `Add`
error: aborting due to 3 previous errors

10
tests/ui/typeck/issue-90101.stderr
View file

@ -7,11 +7,11 @@ LL | func(Path::new("hello").to_path_buf().to_string_lossy(), "world")
| required by a bound introduced by this call
|
= help: the following other types implement trait `From<T>`:
<PathBuf as From<&T>>
<PathBuf as From<Box<Path>>>
<PathBuf as From<Cow<'a, Path>>>
<PathBuf as From<OsString>>
<PathBuf as From<String>>
`PathBuf` implements `From<&T>`
`PathBuf` implements `From<Box<Path>>`
`PathBuf` implements `From<Cow<'a, Path>>`
`PathBuf` implements `From<OsString>`
`PathBuf` implements `From<String>`
= note: required for `Cow<'_, str>` to implement `Into<PathBuf>`
note: required by a bound in `func`
--> $DIR/issue-90101.rs:3:20

16
tests/ui/ufcs/ufcs-qpath-self-mismatch.stderr
View file

@ -6,10 +6,10 @@ LL | <i32 as Add<u32>>::add(1, 2);
|
= help: the trait `Add<u32>` is not implemented for `i32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a i32 as Add<i32>>
<&i32 as Add<&i32>>
<i32 as Add<&i32>>
<i32 as Add>
`&'a i32` implements `Add<i32>`
`&i32` implements `Add<&i32>`
`i32` implements `Add<&i32>`
`i32` implements `Add`
error[E0277]: cannot add `u32` to `i32`
--> $DIR/ufcs-qpath-self-mismatch.rs:4:5
@ -19,10 +19,10 @@ LL | <i32 as Add<u32>>::add(1, 2);
|
= help: the trait `Add<u32>` is not implemented for `i32`
= help: the following other types implement trait `Add<Rhs>`:
<&'a i32 as Add<i32>>
<&i32 as Add<&i32>>
<i32 as Add<&i32>>
<i32 as Add>
`&'a i32` implements `Add<i32>`
`&i32` implements `Add<&i32>`
`i32` implements `Add<&i32>`
`i32` implements `Add`
error[E0308]: mismatched types
--> $DIR/ufcs-qpath-self-mismatch.rs:7:28