use rustc_span::{sym, Span};
declare_clippy_lint! {
- /// **What it does:** It checks for manual implementations of `async` functions.
+ /// ### What it does
+ /// It checks for manual implementations of `async` functions.
///
- /// **Why is this bad?** It's more idiomatic to use the dedicated syntax.
- ///
- /// **Known problems:** None.
- ///
- /// **Example:**
+ /// ### Why is this bad?
+ /// It's more idiomatic to use the dedicated syntax.
///
+ /// ### Example
/// ```rust
/// use std::future::Future;
///