rust-clippy/tests/ui/redundant_field_names.rs

100 lines
1.8 KiB
Rust

//@aux-build:proc_macros.rs
#![warn(clippy::redundant_field_names)]
#![allow(clippy::extra_unused_type_parameters, clippy::no_effect, dead_code, unused_variables)]
#[macro_use]
extern crate proc_macros;
use std::ops::{Range, RangeFrom, RangeInclusive, RangeTo, RangeToInclusive};
mod foo {
pub const BAR: u8 = 0;
}
struct Person {
gender: u8,
age: u8,
name: u8,
buzz: u64,
foo: u8,
}
pub struct S {
v: usize,
}
fn main() {
let gender: u8 = 42;
let age = 0;
let fizz: u64 = 0;
let name: u8 = 0;
let me = Person {
gender: gender,
age: age,
name, //should be ok
buzz: fizz, //should be ok
foo: foo::BAR, //should be ok
};
// Range expressions
let (start, end) = (0, 0);
let _ = start..;
let _ = ..end;
let _ = start..end;
let _ = ..=end;
let _ = start..=end;
// Issue #2799
let _: Vec<_> = (start..end).collect();
// hand-written Range family structs are linted
let _ = RangeFrom { start: start };
let _ = RangeTo { end: end };
let _ = Range { start: start, end: end };
let _ = RangeInclusive::new(start, end);
let _ = RangeToInclusive { end: end };
external! {
let v = 1;
let _ = S {
v: v
};
}
let v = 2;
macro_rules! internal {
($i:ident) => {
let _ = S { v: v };
let _ = S { $i: v };
let _ = S { v: $i };
let _ = S { $i: $i };
};
}
internal!(v);
}
fn issue_3476() {
fn foo<T>() {}
struct S {
foo: fn(),
}
S { foo: foo::<i32> };
}
#[clippy::msrv = "1.16"]
fn msrv_1_16() {
let start = 0;
let _ = RangeFrom { start: start };
}
#[clippy::msrv = "1.17"]
fn msrv_1_17() {
let start = 0;
let _ = RangeFrom { start: start };
}