rust/src/test/ui/lint/lint-shorthand-field.rs
2019-12-22 08:21:36 +09:00

71 lines
1.3 KiB
Rust

// run-rustfix
#![allow(nonstandard_style, unused_variables, unused_mut)]
#![deny(non_shorthand_field_patterns)]
struct Foo {
x: isize,
y: isize,
}
fn main() {
{
let Foo {
x: x, //~ ERROR the `x:` in this pattern is redundant
y: ref y, //~ ERROR the `y:` in this pattern is redundant
} = Foo { x: 0, y: 0 };
let Foo {
x,
ref y,
} = Foo { x: 0, y: 0 };
}
{
const x: isize = 1;
match (Foo { x: 1, y: 1 }) {
Foo { x: x, ..} => {},
_ => {},
}
}
{
struct Bar {
x: x,
}
struct x;
match (Bar { x: x }) {
Bar { x: x } => {},
}
}
{
struct Bar {
x: Foo,
}
enum Foo { x }
match (Bar { x: Foo::x }) {
Bar { x: Foo::x } => {},
}
}
{
struct Baz {
x: isize,
y: isize,
z: isize,
}
let Baz {
x: mut x, //~ ERROR the `x:` in this pattern is redundant
y: ref y, //~ ERROR the `y:` in this pattern is redundant
z: ref mut z, //~ ERROR the `z:` in this pattern is redundant
} = Baz { x: 0, y: 0, z: 0 };
}
}