mirror of
https://github.com/rust-lang/rust-clippy
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25 lines
446 B
Rust
25 lines
446 B
Rust
#![feature(plugin)]
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#![plugin(clippy)]
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#![deny(let_unit_value)]
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#![allow(unused_variables)]
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macro_rules! let_and_return {
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($n:expr) => {{
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let ret = $n;
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}}
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}
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fn main() {
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let _x = println!("x");
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let _y = 1; // this is fine
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let _z = ((), 1); // this as well
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if true {
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let _a = ();
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}
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let_and_return!(()) // should be fine
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}
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#[derive(Copy, Clone)]
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pub struct ContainsUnit(()); // should be fine
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