rust/tests/ui/unneeded_field_pattern.rs

35 lines
673 B
Rust

//@aux-build:proc_macros.rs:proc-macro
#![warn(clippy::unneeded_field_pattern)]
#![allow(dead_code, unused)]
#[macro_use]
extern crate proc_macros;
struct Foo {
a: i32,
b: i32,
c: i32,
}
fn main() {
let f = Foo { a: 0, b: 0, c: 0 };
match f {
Foo { a: _, b: 0, .. } => {},
Foo { a: _, b: _, c: _ } => {},
}
match f {
Foo { b: 0, .. } => {}, // should be OK
Foo { .. } => {}, // and the Force might be with this one
}
external! {
let f = Foo { a: 0, b: 0, c: 0 };
match f {
Foo { a: _, b: 0, .. } => {},
Foo { a: _, b: _, c: _ } => {},
}
}
}