rust/tests/compile-fail/needless_features.rs

29 lines
539 B
Rust

#![feature(plugin)]
#![plugin(clippy)]
#![deny(clippy)]
fn test_as_slice() {
let v = vec![1];
v.as_slice(); //~ERROR used as_slice() from the 'convert' nightly feature. Use &[..]
let mut v2 = vec![1];
v2.as_mut_slice(); //~ERROR used as_mut_slice() from the 'convert' nightly feature. Use &mut [..]
}
struct ShouldWork;
impl ShouldWork {
fn as_slice(&self) -> &ShouldWork { self }
}
fn test_should_work() {
let sw = ShouldWork;
sw.as_slice();
}
fn main() {
test_as_slice();
test_should_work();
}