mirror of
https://github.com/rust-lang/rust-clippy
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20 lines
445 B
Rust
20 lines
445 B
Rust
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#![warn(clippy::useless_conversion)]
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use std::iter::FromIterator;
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use std::option::IntoIter as OptionIter;
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fn eq<T: Eq>(a: T, b: T) -> bool {
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a == b
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}
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macro_rules! tests {
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($($expr:expr, $ty:ty, ($($test:expr),*);)+) => (pub fn main() {$({
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const C: $ty = $expr;
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assert!(eq(C($($test),*), $expr($($test),*)));
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})+})
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}
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tests! {
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FromIterator::from_iter, fn(OptionIter<i32>) -> Vec<i32>, (Some(5).into_iter());
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}
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