Auto merge of #4284 - flip1995:rustfmt, r=phansch

Format code

changelog: none

clippy_lints/src/double_comparison.rs

@@ -63,6 +63,7 @@ impl<'a, 'tcx> DoubleComparisons {
                 );
             }};
         }
+        #[rustfmt::skip]
         match (op, lkind, rkind) {
             (BinOpKind::Or, BinOpKind::Eq, BinOpKind::Lt) | (BinOpKind::Or, BinOpKind::Lt, BinOpKind::Eq) => {
                 lint_double_comparison!(<=)

mini-macro/src/lib.rs

@@ -2,13 +2,17 @@
 #![deny(rust_2018_idioms)]
 extern crate proc_macro;
 
-use proc_macro::{TokenStream, quote};
+use proc_macro::{quote, TokenStream};
 
 #[proc_macro_derive(ClippyMiniMacroTest)]
 pub fn mini_macro(_: TokenStream) -> TokenStream {
     quote!(
-        #[allow(unused)] fn needless_take_by_value(s: String) { println!("{}", s.len()); }
-        #[allow(unused)] fn needless_loop(items: &[u8]) {
+        #[allow(unused)]
+        fn needless_take_by_value(s: String) {
+            println!("{}", s.len());
+        }
+        #[allow(unused)]
+        fn needless_loop(items: &[u8]) {
             for i in 0..items.len() {
                 println!("{}", items[i]);
             }