rust/tests/ui/if_let_redundant_pattern_matching.rs
2018-08-29 11:08:29 -07:00

36 lines
517 B
Rust

#![feature(tool_lints)]
#![warn(clippy::all)]
#![warn(clippy::if_let_redundant_pattern_matching)]
fn main() {
if let Ok(_) = Ok::<i32, i32>(42) {}
if let Err(_) = Err::<i32, i32>(42) {
}
if let None = None::<()> {
}
if let Some(_) = Some(42) {
}
if Ok::<i32, i32>(42).is_ok() {
}
if Err::<i32, i32>(42).is_err() {
}
if None::<i32>.is_none() {
}
if Some(42).is_some() {
}
if let Ok(x) = Ok::<i32,i32>(42) {
println!("{}", x);
}
}