use if_chain::if_chain;
declare_clippy_lint! {
- /// **What it does:** Checks for types that implement `Copy` as well as
+ /// ### What it does
+ /// Checks for types that implement `Copy` as well as
/// `Iterator`.
///
- /// **Why is this bad?** Implicit copies can be confusing when working with
+ /// ### Why is this bad?
+ /// Implicit copies can be confusing when working with
/// iterator combinators.
///
- /// **Known problems:** None.
- ///
- /// **Example:**
+ /// ### Example
/// ```rust,ignore
/// #[derive(Copy, Clone)]
/// struct Countdown(u8);