rust/tests/ui/non_expressive_names.rs
2019-04-05 10:07:39 -04:00

122 lines
2.1 KiB
Rust

#![warn(clippy::all)]
#![allow(unused, clippy::println_empty_string)]
#[derive(Clone, Debug)]
enum MaybeInst {
Split,
Split1(usize),
Split2(usize),
}
struct InstSplit {
uiae: usize,
}
impl MaybeInst {
fn fill(&mut self) {
let filled = match *self {
MaybeInst::Split1(goto1) => panic!(1),
MaybeInst::Split2(goto2) => panic!(2),
_ => unimplemented!(),
};
unimplemented!()
}
}
fn bla() {
let a: i32;
let (b, c, d): (i32, i64, i16);
{
{
let cdefg: i32;
let blar: i32;
}
{
let e: i32;
}
{
let e: i32;
let f: i32;
}
match 5 {
1 => println!(""),
e => panic!(),
}
match 5 {
1 => println!(""),
_ => panic!(),
}
}
}
fn bindings(a: i32, b: i32, c: i32, d: i32, e: i32, f: i32, g: i32, h: i32) {}
fn bindings2() {
let (a, b, c, d, e, f, g, h) = unimplemented!();
}
fn shadowing() {
let a = 0i32;
let a = 0i32;
let a = 0i32;
let a = 0i32;
let a = 0i32;
let a = 0i32;
{
let a = 0i32;
}
}
fn patterns() {
enum Z {
A(i32),
B(i32),
C(i32),
D(i32),
E(i32),
F(i32),
}
// These should not trigger a warning, since the pattern bindings are a new scope.
match Z::A(0) {
Z::A(a) => {},
Z::B(b) => {},
Z::C(c) => {},
Z::D(d) => {},
Z::E(e) => {},
Z::F(f) => {},
}
}
fn underscores_and_numbers() {
let _1 = 1; //~ERROR Consider a more descriptive name
let ____1 = 1; //~ERROR Consider a more descriptive name
let __1___2 = 12; //~ERROR Consider a more descriptive name
let _1_ok = 1;
}
fn issue2927() {
let args = 1;
format!("{:?}", 2);
}
fn issue3078() {
match "a" {
stringify!(a) => {},
_ => {},
}
}
struct Bar;
impl Bar {
fn bar() {
let _1 = 1;
let ____1 = 1;
let __1___2 = 12;
let _1_ok = 1;
}
}
fn main() {}