rust/tests/ui/unneeded_wildcard_pattern.rs

55 lines
1.2 KiB
Rust

//@run-rustfix
//@aux-build:proc_macros.rs:proc-macro
#![feature(stmt_expr_attributes)]
#![deny(clippy::unneeded_wildcard_pattern)]
#![allow(clippy::needless_if)]
#[macro_use]
extern crate proc_macros;
fn main() {
let t = (0, 1, 2, 3);
if let (0, .., _) = t {};
if let (0, _, ..) = t {};
if let (_, .., 0) = t {};
if let (.., _, 0) = t {};
if let (0, _, _, ..) = t {};
if let (0, .., _, _) = t {};
if let (_, 0, ..) = t {};
if let (.., 0, _) = t {};
if let (0, _, _, _) = t {};
if let (0, ..) = t {};
if let (.., 0) = t {};
#[rustfmt::skip]
{
if let (0, .., _, _,) = t {};
}
struct S(usize, usize, usize, usize);
let s = S(0, 1, 2, 3);
if let S(0, .., _) = s {};
if let S(0, _, ..) = s {};
if let S(_, .., 0) = s {};
if let S(.., _, 0) = s {};
if let S(0, _, _, ..) = s {};
if let S(0, .., _, _) = s {};
if let S(_, 0, ..) = s {};
if let S(.., 0, _) = s {};
if let S(0, _, _, _) = s {};
if let S(0, ..) = s {};
if let S(.., 0) = s {};
#[rustfmt::skip]
{
if let S(0, .., _, _,) = s {};
}
external! {
let t = (0, 1, 2, 3);
if let (0, _, ..) = t {};
}
}