rust-clippy/tests/ui/box_collection.rs

56 lines
1.1 KiB
Rust

#![warn(clippy::all)]
#![allow(
clippy::boxed_local,
clippy::needless_pass_by_value,
clippy::disallowed_names,
unused
)]
use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet, LinkedList, VecDeque};
macro_rules! boxit {
($init:expr, $x:ty) => {
let _: Box<$x> = Box::new($init);
};
}
fn test_macro() {
boxit!(Vec::new(), Vec<u8>);
}
fn test1(foo: Box<Vec<bool>>) {}
fn test2(foo: Box<dyn Fn(Vec<u32>)>) {
// pass if #31 is fixed
foo(vec![1, 2, 3])
}
fn test3(foo: Box<String>) {}
fn test4(foo: Box<HashMap<String, String>>) {}
fn test5(foo: Box<HashSet<i64>>) {}
fn test6(foo: Box<VecDeque<i32>>) {}
fn test7(foo: Box<LinkedList<i16>>) {}
fn test8(foo: Box<BTreeMap<i8, String>>) {}
fn test9(foo: Box<BTreeSet<u64>>) {}
fn test10(foo: Box<BinaryHeap<u32>>) {}
fn test_local_not_linted() {
let _: Box<Vec<bool>>;
}
// All of these test should be allowed because they are part of the
// public api and `avoid_breaking_exported_api` is `false` by default.
pub fn pub_test(foo: Box<Vec<bool>>) {}
pub fn pub_test_ret() -> Box<Vec<bool>> {
Box::new(Vec::new())
}
fn main() {}