rust-clippy/tests/ui/manual_async_fn.fixed
2020-05-07 22:40:28 +02:00

67 lines
1.2 KiB
Rust

// run-rustfix
// edition:2018
#![warn(clippy::manual_async_fn)]
#![allow(unused)]
use std::future::Future;
async fn fut() -> i32 { 42 }
async fn empty_fut() {}
async fn core_fut() -> i32 { 42 }
// should be ignored
fn has_other_stmts() -> impl core::future::Future<Output = i32> {
let _ = 42;
async move { 42 }
}
// should be ignored
fn not_fut() -> i32 {
42
}
// should be ignored
async fn already_async() -> impl Future<Output = i32> {
async { 42 }
}
struct S {}
impl S {
async fn inh_fut() -> i32 {
// NOTE: this code is here just to check that the identation is correct in the suggested fix
let a = 42;
let b = 21;
if a < b {
let c = 21;
let d = 42;
if c < d {
let _ = 42;
}
}
42
}
async fn meth_fut(&self) -> i32 { 42 }
async fn empty_fut(&self) {}
// should be ignored
fn not_fut(&self) -> i32 {
42
}
// should be ignored
fn has_other_stmts() -> impl core::future::Future<Output = i32> {
let _ = 42;
async move { 42 }
}
// should be ignored
async fn already_async(&self) -> impl Future<Output = i32> {
async { 42 }
}
}
fn main() {}