-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
+// edition:2018
+// run-rustfix
#![warn(clippy::implicit_return)]
+#![allow(clippy::needless_return, clippy::needless_bool, unused, clippy::never_loop)]
fn test_end_of_fn() -> bool {
if true {
// no error!
return true;
}
+
true
}
-#[allow(clippy::needless_bool)]
fn test_if_block() -> bool {
- if true {
- true
- } else {
- false
- }
+ if true { true } else { false }
}
-#[allow(clippy::match_bool)]
#[rustfmt::skip]
fn test_match(x: bool) -> bool {
match x {
}
}
-#[allow(clippy::never_loop)]
+fn test_match_with_unreachable(x: bool) -> bool {
+ match x {
+ true => return false,
+ false => unreachable!(),
+ }
+}
+
fn test_loop() -> bool {
loop {
break true;
}
}
+fn test_loop_with_block() -> bool {
+ loop {
+ {
+ break true;
+ }
+ }
+}
+
+fn test_loop_with_nests() -> bool {
+ loop {
+ if true {
+ break true;
+ } else {
+ let _ = true;
+ }
+ }
+}
+
+#[allow(clippy::redundant_pattern_matching)]
+fn test_loop_with_if_let() -> bool {
+ loop {
+ if let Some(x) = Some(true) {
+ return x;
+ }
+ }
+}
+
fn test_closure() {
#[rustfmt::skip]
let _ = || { true };
let _ = || true;
}
-fn main() {
- let _ = test_end_of_fn();
- let _ = test_if_block();
- let _ = test_match(true);
- let _ = test_loop();
- test_closure();
+fn test_panic() -> bool {
+ panic!()
+}
+
+fn test_return_macro() -> String {
+ format!("test {}", "test")
+}
+
+fn macro_branch_test() -> bool {
+ macro_rules! m {
+ ($t:expr, $f:expr) => {
+ if true { $t } else { $f }
+ };
+ }
+ m!(true, false)
+}
+
+fn loop_test() -> bool {
+ 'outer: loop {
+ if true {
+ break true;
+ }
+
+ let _ = loop {
+ if false {
+ break 'outer false;
+ }
+ if true {
+ break true;
+ }
+ };
+ }
+}
+
+fn loop_macro_test() -> bool {
+ macro_rules! m {
+ ($e:expr) => {
+ break $e
+ };
+ }
+ loop {
+ m!(true);
+ }
+}
+
+fn divergent_test() -> bool {
+ fn diverge() -> ! {
+ panic!()
+ }
+ diverge()
}
+
+// issue #6940
+async fn foo() -> bool {
+ true
+}
+
+fn main() {}