blob: 1141b5db3ebf4a54da6706fa8faa98b6e0a5addc [file] [log] [blame]
// Issue #5746
#![warn(clippy::redundant_pattern_matching)]
#![allow(
clippy::if_same_then_else,
clippy::equatable_if_let,
clippy::needless_if,
clippy::needless_else
)]
use std::task::Poll::{Pending, Ready};
fn main() {
let m = std::sync::Mutex::new((0, 0));
// Result
if m.lock().is_ok() {}
//~^ redundant_pattern_matching
if Err::<(), _>(m.lock().unwrap().0).is_err() {}
//~^ redundant_pattern_matching
{
if Ok::<_, std::sync::MutexGuard<()>>(()).is_ok() {}
//~^ redundant_pattern_matching
}
if Ok::<_, std::sync::MutexGuard<()>>(()).is_ok() {
//~^ redundant_pattern_matching
} else {
}
if Ok::<_, std::sync::MutexGuard<()>>(()).is_ok() {}
//~^ redundant_pattern_matching
if Err::<std::sync::MutexGuard<()>, _>(()).is_err() {}
//~^ redundant_pattern_matching
if Ok::<_, ()>(String::new()).is_ok() {}
//~^ redundant_pattern_matching
if Err::<(), _>((String::new(), ())).is_err() {}
//~^ redundant_pattern_matching
// Option
if Some(m.lock()).is_some() {}
//~^ redundant_pattern_matching
if Some(m.lock().unwrap().0).is_some() {}
//~^ redundant_pattern_matching
{
if None::<std::sync::MutexGuard<()>>.is_none() {}
//~^ redundant_pattern_matching
}
if None::<std::sync::MutexGuard<()>>.is_none() {
//~^ redundant_pattern_matching
} else {
}
if None::<std::sync::MutexGuard<()>>.is_none() {}
//~^ redundant_pattern_matching
if Some(String::new()).is_some() {}
//~^ redundant_pattern_matching
if Some((String::new(), ())).is_some() {}
//~^ redundant_pattern_matching
// Poll
if Ready(m.lock()).is_ready() {}
//~^ redundant_pattern_matching
if Ready(m.lock().unwrap().0).is_ready() {}
//~^ redundant_pattern_matching
{
if Pending::<std::sync::MutexGuard<()>>.is_pending() {}
//~^ redundant_pattern_matching
}
if Pending::<std::sync::MutexGuard<()>>.is_pending() {
//~^ redundant_pattern_matching
} else {
}
if Pending::<std::sync::MutexGuard<()>>.is_pending() {}
//~^ redundant_pattern_matching
if Ready(String::new()).is_ready() {}
//~^ redundant_pattern_matching
if Ready((String::new(), ())).is_ready() {}
//~^ redundant_pattern_matching
}