rust-clippy/tests/ui/blocks_in_if_conditions.fixed

66 lines
1.1 KiB
Rust
Raw Normal View History

// run-rustfix
2020-05-15 16:20:07 +00:00
#![warn(clippy::blocks_in_if_conditions)]
#![allow(unused, clippy::let_and_return)]
#![warn(clippy::nonminimal_bool)]
macro_rules! blocky {
() => {{ true }};
}
macro_rules! blocky_too {
() => {{
let r = true;
r
}};
}
fn macro_if() {
if blocky!() {}
if blocky_too!() {}
}
fn condition_has_block() -> i32 {
let res = {
let x = 3;
x == 3
}; if res {
6
} else {
10
}
}
fn condition_has_block_with_single_expression() -> i32 {
if true { 6 } else { 10 }
}
fn condition_is_normal() -> i32 {
let x = 3;
if x == 3 { 6 } else { 10 }
}
fn condition_is_unsafe_block() {
let a: i32 = 1;
// this should not warn because the condition is an unsafe block
if unsafe { 1u32 == std::mem::transmute(a) } {
println!("1u32 == a");
}
}
fn block_in_assert() {
let opt = Some(42);
assert!(
opt.as_ref()
.map(|val| {
let mut v = val * 2;
v -= 1;
v * 3
})
.is_some()
);
}
fn main() {}