rustfmt tests

tests/auxiliary/test_macro.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 pub trait A {}
 
 macro_rules! __implicit_hasher_test_macro {

tests/run-pass/associated-constant-ice.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 pub trait Trait {
     const CONSTANT: u8;
 }

tests/run-pass/cc_seme.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[allow(dead_code)]
 enum Baz {
     One,
@@ -19,7 +18,7 @@ struct Test {
     b: Baz,
 }
 
-fn main() { }
+fn main() {}
 
 pub fn foo() {
     use Baz::*;
@@ -27,10 +26,7 @@ pub fn foo() {
 
     match x {
         Test { t: Some(_), b: One } => unreachable!(),
-        Test {
-            t: Some(42),
-            b: Two,
-        } => unreachable!(),
+        Test { t: Some(42), b: Two } => unreachable!(),
         Test { t: None, .. } => unreachable!(),
         Test { .. } => unreachable!(),
     }

tests/run-pass/enum-glob-import-crate.rs

@@ -7,12 +7,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::all)]
 #![allow(unused_imports)]
 
 use std::*;
 
-fn main() { }
+fn main() {}

tests/run-pass/ice-1588.rs

@@ -7,17 +7,14 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(clippy::all)]
 
 fn main() {
     match 1 {
-        1 => {}
+        1 => {},
         2 => {
             [0; 1];
-        }
-        _ => {}
+        },
+        _ => {},
     }
 }

tests/run-pass/ice-1782.rs

@@ -7,20 +7,28 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![allow(dead_code, unused_variables)]
 
 /// Should not trigger an ICE in `SpanlessEq` / `consts::constant`
 ///
 /// Issue: https://github.com/rust-lang/rust-clippy/issues/1782
-
 use std::{mem, ptr};
 
 fn spanless_eq_ice() {
     let txt = "something";
     match txt {
-        "something" => unsafe { ptr::write(ptr::null_mut() as *mut u32, mem::transmute::<[u8; 4], _>([0, 0, 0, 255])) },
-        _ => unsafe { ptr::write(ptr::null_mut() as *mut u32, mem::transmute::<[u8; 4], _>([13, 246, 24, 255])) },
+        "something" => unsafe {
+            ptr::write(
+                ptr::null_mut() as *mut u32,
+                mem::transmute::<[u8; 4], _>([0, 0, 0, 255]),
+            )
+        },
+        _ => unsafe {
+            ptr::write(
+                ptr::null_mut() as *mut u32,
+                mem::transmute::<[u8; 4], _>([13, 246, 24, 255]),
+            )
+        },
     }
 }
 

tests/run-pass/ice-1969.rs

@@ -7,12 +7,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(clippy::all)]
 
-fn main() { }
+fn main() {}
 
 pub trait Convert {
     type Action: From<*const f64>;

tests/run-pass/ice-2499.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(dead_code, clippy::char_lit_as_u8, clippy::needless_bool)]
 
 /// Should not trigger an ICE in `SpanlessHash` / `consts::constant`
@@ -20,15 +17,17 @@ fn f(s: &[u8]) -> bool {
     let t = s[0] as char;
 
     match t {
-        'E' | 'W' => {}
-        'T' => if s[0..4] != ['0' as u8; 4] {
-            return false;
-        } else {
-            return true;
+        'E' | 'W' => {},
+        'T' => {
+            if s[0..4] != ['0' as u8; 4] {
+                return false;
+            } else {
+                return true;
+            }
         },
         _ => {
             return false;
-        }
+        },
     }
     true
 }

tests/run-pass/ice-2594.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![allow(dead_code, unused_variables)]
 
 /// Should not trigger an ICE in `SpanlessHash` / `consts::constant`
@@ -21,7 +20,7 @@ fn spanless_hash_ice() {
     match txt {
         "something" => {
             let mut headers = [empty_header; 1];
-        }
+        },
         "" => (),
         _ => (),
     }

tests/run-pass/ice-2727.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 pub fn f(new: fn()) {
     new();
 }

tests/run-pass/ice-2760.rs

@@ -7,11 +7,12 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-#![allow(unused_variables, clippy::blacklisted_name,
-         clippy::needless_pass_by_value, dead_code)]
+#![allow(
+    unused_variables,
+    clippy::blacklisted_name,
+    clippy::needless_pass_by_value,
+    dead_code
+)]
 
 // This should not compile-fail with:
 //

tests/run-pass/ice-2774.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 use std::collections::HashSet;
 
 // See https://github.com/rust-lang/rust-clippy/issues/2774
@@ -26,18 +23,14 @@ pub struct Foo {}
 // This should not cause a 'cannot relate bound region' ICE
 pub fn add_barfoos_to_foos<'a>(bars: &HashSet<&'a Bar>) {
     let mut foos = HashSet::new();
-    foos.extend(
-        bars.iter().map(|b| &b.foo)
-    );
+    foos.extend(bars.iter().map(|b| &b.foo));
 }
 
 #[allow(clippy::implicit_hasher)]
 // Also this should not cause a 'cannot relate bound region' ICE
 pub fn add_barfoos_to_foos2(bars: &HashSet<&Bar>) {
     let mut foos = HashSet::new();
-    foos.extend(
-        bars.iter().map(|b| &b.foo)
-    );
+    foos.extend(bars.iter().map(|b| &b.foo));
 }
 
 fn main() {}

tests/run-pass/ice-2865.rs

@@ -7,10 +7,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[allow(dead_code)]
 struct Ice {
-    size: String
+    size: String,
 }
 
 impl<'a> From<String> for Ice {

tests/run-pass/ice-3151.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[derive(Clone)]
 pub struct HashMap<V, S> {
     hash_builder: S,
@@ -17,7 +16,7 @@ pub struct HashMap<V, S> {
 #[derive(Clone)]
 pub struct RawTable<V> {
     size: usize,
-    val: V
+    val: V,
 }
 
 fn main() {}

tests/run-pass/ice-700.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::all)]
 
 fn core() {}

tests/run-pass/ice_exacte_size.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::all)]
 
 #[allow(dead_code)]

tests/run-pass/if_same_then_else.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::if_same_then_else)]
 
 fn main() {}

tests/run-pass/issue-2862.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 pub trait FooMap {
     fn map<B, F: Fn() -> B>(&self, f: F) -> B;
 }

tests/run-pass/issue-825.rs

@@ -7,14 +7,23 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![allow(warnings)]
 
 // this should compile in a reasonable amount of time
 fn rust_type_id(name: &str) {
-    if "bool" == &name[..] || "uint" == &name[..] || "u8" == &name[..] || "u16" == &name[..] || "u32" == &name[..]
-        || "f32" == &name[..] || "f64" == &name[..] || "i8" == &name[..] || "i16" == &name[..]
-        || "i32" == &name[..] || "i64" == &name[..] || "Self" == &name[..] || "str" == &name[..]
+    if "bool" == &name[..]
+        || "uint" == &name[..]
+        || "u8" == &name[..]
+        || "u16" == &name[..]
+        || "u32" == &name[..]
+        || "f32" == &name[..]
+        || "f64" == &name[..]
+        || "i8" == &name[..]
+        || "i16" == &name[..]
+        || "i32" == &name[..]
+        || "i64" == &name[..]
+        || "Self" == &name[..]
+        || "str" == &name[..]
     {
         unreachable!();
     }

tests/run-pass/issues_loop_mut_cond.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![allow(dead_code)]
 
 /// Issue: https://github.com/rust-lang/rust-clippy/issues/2596

tests/run-pass/match_same_arms_const.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::match_same_arms)]
 
 const PRICE_OF_SWEETS: u32 = 5;
@@ -21,7 +18,7 @@ pub fn price(thing: &str) -> u32 {
         "rolo" => PRICE_OF_SWEETS,
         "advice" => PRICE_OF_KINDNESS,
         "juice" => PRICE_OF_DRINKS,
-        _ => panic!()
+        _ => panic!(),
     }
 }
 

tests/run-pass/mut_mut_macro.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::mut_mut, clippy::zero_ptr, clippy::cmp_nan)]
 #![allow(dead_code)]
 

tests/run-pass/needless_borrow_fp.rs

@@ -7,16 +7,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #[deny(clippy::all)]
-
 #[derive(Debug)]
 pub enum Error {
-    Type(
-        &'static str,
-    ),
+    Type(&'static str),
 }
 
 fn main() {}

tests/run-pass/needless_lifetimes_impl_trait.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::needless_lifetimes)]
 #![allow(dead_code)]
 

tests/run-pass/procedural_macro.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[macro_use]
 extern crate clippy_mini_macro_test;
 
@@ -17,6 +16,5 @@ fn main() {
     println!("{:?}", x);
 }
 
-
 #[derive(ClippyMiniMacroTest, Debug)]
 struct Foo;

tests/run-pass/regressions.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(clippy::blacklisted_name)]
 
 pub fn foo(bar: *const u8) {

tests/run-pass/returns.rs

@@ -7,11 +7,12 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[deny(warnings)]
 fn cfg_return() -> i32 {
-    #[cfg(unix)] return 1;
-    #[cfg(not(unix))] return 2;
+    #[cfg(unix)]
+    return 1;
+    #[cfg(not(unix))]
+    return 2;
 }
 
 #[deny(warnings)]

tests/run-pass/single-match-else.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::single_match_else)]
 
 fn main() {

tests/run-pass/used_underscore_binding_macro.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(clippy::useless_attribute)] //issue #2910
 
 #[macro_use]

tests/run-pass/whitelist/conf_whitelisted.rs

@@ -7,5 +7,4 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 fn main() {}

tests/ui-toml/bad_toml/conf_bad_toml.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 // error-pattern: error reading Clippy's configuration file
 
-
-
-
 fn main() {}

tests/ui-toml/bad_toml_type/conf_bad_type.rs

@@ -7,10 +7,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-// error-pattern: error reading Clippy's configuration file: `blacklisted-names` is expected to be a `Vec < String >` but is a `integer`
-
-
-
+// error-pattern: error reading Clippy's configuration file: `blacklisted-names` is expected to be a
+// `Vec < String >` but is a `integer`
 
 fn main() {}

tests/ui-toml/toml_blacklist/conf_french_blacklisted_name.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![allow(dead_code)]
 #![allow(clippy::single_match)]
 #![allow(unused_variables)]

tests/ui-toml/toml_trivially_copy/test.rs

@@ -7,8 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
 #![allow(clippy::many_single_char_names)]
 
 #[derive(Copy, Clone)]
@@ -17,11 +15,9 @@ struct Foo(u8);
 #[derive(Copy, Clone)]
 struct Bar(u32);
 
-fn good(a: &mut u32, b: u32, c: &Bar, d: &u32) {
-}
+fn good(a: &mut u32, b: u32, c: &Bar, d: &u32) {}
 
-fn bad(x: &u16, y: &Foo) {
-}
+fn bad(x: &u16, y: &Foo) {}
 
 fn main() {
     let (mut a, b, c, d, x, y) = (0, 0, Bar(0), 0, 0, Foo(0));

tests/ui-toml/toml_unknown_key/conf_unknown_key.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 // error-pattern: error reading Clippy's configuration file: unknown key `foobar`
 
-
-
-
 fn main() {}

tests/ui/absurd-extreme-comparisons.rs

@@ -8,7 +8,13 @@
 // except according to those terms.
 
 #![warn(clippy::absurd_extreme_comparisons)]
-#![allow(unused, clippy::eq_op, clippy::no_effect, clippy::unnecessary_operation, clippy::needless_pass_by_value)]
+#![allow(
+    unused,
+    clippy::eq_op,
+    clippy::no_effect,
+    clippy::unnecessary_operation,
+    clippy::needless_pass_by_value
+)]
 
 #[rustfmt::skip]
 fn main() {

tests/ui/approx_const.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::approx_constant)]
 #[allow(unused, clippy::shadow_unrelated, clippy::similar_names, clippy::unreadable_literal)]
 fn main() {

tests/ui/arithmetic.rs

@@ -7,9 +7,14 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![warn(clippy::integer_arithmetic, clippy::float_arithmetic)]
-#![allow(unused, clippy::shadow_reuse, clippy::shadow_unrelated, clippy::no_effect, clippy::unnecessary_operation)]
+#![allow(
+    unused,
+    clippy::shadow_reuse,
+    clippy::shadow_unrelated,
+    clippy::no_effect,
+    clippy::unnecessary_operation
+)]
 
 #[rustfmt::skip]
 fn main() {

tests/ui/assign_ops.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #[allow(dead_code, unused_assignments)]
 #[warn(clippy::assign_op_pattern)]
 fn main() {

tests/ui/assign_ops2.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[allow(unused_assignments)]
 #[warn(clippy::misrefactored_assign_op, clippy::assign_op_pattern)]
 fn main() {
@@ -65,6 +61,4 @@ fn cow_add_assign() {
     // this should not as cow<str> Add is not commutative
     buf = cows + buf;
     println!("{}", buf);
-
 }
-

tests/ui/attrs.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::inline_always, clippy::deprecated_semver)]
 
 #[inline(always)]
@@ -30,22 +26,27 @@ fn false_positive_stmt() {
 
 #[inline(always)]
 fn empty_and_false_positive_stmt() {
-    ;
     unreachable!();
 }
 
 #[deprecated(since = "forever")]
-pub const SOME_CONST : u8 = 42;
+pub const SOME_CONST: u8 = 42;
 
 #[deprecated(since = "1")]
-pub const ANOTHER_CONST : u8 = 23;
+pub const ANOTHER_CONST: u8 = 23;
 
 #[deprecated(since = "0.1.1")]
-pub const YET_ANOTHER_CONST : u8 = 0;
+pub const YET_ANOTHER_CONST: u8 = 0;
 
 fn main() {
     test_attr_lint();
-    if false { false_positive_expr() }
-    if false { false_positive_stmt() }
-    if false { empty_and_false_positive_stmt() }
+    if false {
+        false_positive_expr()
+    }
+    if false {
+        false_positive_stmt()
+    }
+    if false {
+        empty_and_false_positive_stmt()
+    }
 }

tests/ui/author.rs

@@ -7,11 +7,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 fn main() {
-
     #[clippy::author]
     let x: char = 0x45 as char;
 }

tests/ui/author/call.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 fn main() {
     #[clippy::author]
     let _ = ::std::cmp::min(3, 4);

tests/ui/author/for_loop.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![feature(stmt_expr_attributes)]
 
 fn main() {

tests/ui/author/matches.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![feature(tool_attributes)]
 
 fn main() {

tests/ui/bit_masks.rs

@@ -7,15 +7,16 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
-const THREE_BITS : i64 = 7;
-const EVEN_MORE_REDIRECTION : i64 = THREE_BITS;
+const THREE_BITS: i64 = 7;
+const EVEN_MORE_REDIRECTION: i64 = THREE_BITS;
 
 #[warn(clippy::bad_bit_mask)]
-#[allow(clippy::ineffective_bit_mask, clippy::identity_op, clippy::no_effect, clippy::unnecessary_operation)]
+#[allow(
+    clippy::ineffective_bit_mask,
+    clippy::identity_op,
+    clippy::no_effect,
+    clippy::unnecessary_operation
+)]
 fn main() {
     let x = 5;
 

tests/ui/blacklisted_name.rs

@@ -7,11 +7,14 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
-#![allow(dead_code, clippy::similar_names, clippy::single_match, clippy::toplevel_ref_arg, unused_mut, unused_variables)]
+#![allow(
+    dead_code,
+    clippy::similar_names,
+    clippy::single_match,
+    clippy::toplevel_ref_arg,
+    unused_mut,
+    unused_variables
+)]
 #![warn(clippy::blacklisted_name)]
 
 fn test(foo: ()) {}

tests/ui/block_in_if_condition.rs

@@ -7,33 +7,28 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::block_in_if_condition_expr)]
 #![warn(clippy::block_in_if_condition_stmt)]
 #![allow(unused, clippy::let_and_return)]
 #![warn(clippy::nonminimal_bool)]
 
-
 macro_rules! blocky {
-    () => {{true}}
+    () => {{
+        true
+    }};
 }
 
 macro_rules! blocky_too {
     () => {{
         let r = true;
         r
-    }}
+    }};
 }
 
 fn macro_if() {
-    if blocky!() {
-    }
+    if blocky!() {}
 
-    if blocky_too!() {
-    }
+    if blocky_too!() {}
 }
 
 fn condition_has_block() -> i32 {
@@ -55,7 +50,7 @@ fn condition_has_block_with_single_expression() -> i32 {
     }
 }
 
-fn predicate<F: FnOnce(T) -> bool, T>(pfn: F, val:T) -> bool {
+fn predicate<F: FnOnce(T) -> bool, T>(pfn: F, val: T) -> bool {
     pfn(val)
 }
 
@@ -65,11 +60,24 @@ fn pred_test() {
     // this is a sneaky case, where the block isn't directly in the condition, but is actually
     // inside a closure that the condition is using.  same principle applies.  add some extra
     // expressions to make sure linter isn't confused by them.
-    if v == 3 && sky == "blue" && predicate(|x| { let target = 3; x == target }, v) {
-    }
+    if v == 3
+        && sky == "blue"
+        && predicate(
+            |x| {
+                let target = 3;
+                x == target
+            },
+            v,
+        )
+    {}
 
-    if predicate(|x| { let target = 3; x == target }, v) {
-    }
+    if predicate(
+        |x| {
+            let target = 3;
+            x == target
+        },
+        v,
+    ) {}
 }
 
 fn condition_is_normal() -> i32 {
@@ -82,9 +90,7 @@ fn condition_is_normal() -> i32 {
 }
 
 fn closure_without_block() {
-    if predicate(|x| x == 3, 6) {
-
-    }
+    if predicate(|x| x == 3, 6) {}
 }
 
 fn condition_is_unsafe_block() {
@@ -96,8 +102,7 @@ fn condition_is_unsafe_block() {
     }
 }
 
-fn main() {
-}
+fn main() {}
 
 fn macro_in_closure() {
     let option = Some(true);

tests/ui/bool_comparison.rs

@@ -7,19 +7,47 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::bool_comparison)]
 fn main() {
     let x = true;
-    if x == true { "yes" } else { "no" };
-    if x == false { "yes" } else { "no" };
-    if true == x { "yes" } else { "no" };
-    if false == x { "yes" } else { "no" };
-    if x != true { "yes" } else { "no" };
-    if x != false { "yes" } else { "no" };
-    if true != x { "yes" } else { "no" };
-    if false != x { "yes" } else { "no" };
+    if x == true {
+        "yes"
+    } else {
+        "no"
+    };
+    if x == false {
+        "yes"
+    } else {
+        "no"
+    };
+    if true == x {
+        "yes"
+    } else {
+        "no"
+    };
+    if false == x {
+        "yes"
+    } else {
+        "no"
+    };
+    if x != true {
+        "yes"
+    } else {
+        "no"
+    };
+    if x != false {
+        "yes"
+    } else {
+        "no"
+    };
+    if true != x {
+        "yes"
+    } else {
+        "no"
+    };
+    if false != x {
+        "yes"
+    } else {
+        "no"
+    };
 }

tests/ui/booleans.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::nonminimal_bool, clippy::logic_bug)]
 
 #[allow(unused, clippy::many_single_char_names)]
@@ -71,58 +68,78 @@ fn methods_with_negation() {
 // Simplified versions of https://github.com/rust-lang/rust-clippy/issues/2638
 // clippy::nonminimal_bool should only check the built-in Result and Some type, not
 // any other types like the following.
-enum CustomResultOk<E> { Ok, Err(E) }
-enum CustomResultErr<E> { Ok, Err(E) }
-enum CustomSomeSome<T> { Some(T), None }
-enum CustomSomeNone<T> { Some(T), None }
+enum CustomResultOk<E> {
+    Ok,
+    Err(E),
+}
+enum CustomResultErr<E> {
+    Ok,
+    Err(E),
+}
+enum CustomSomeSome<T> {
+    Some(T),
+    None,
+}
+enum CustomSomeNone<T> {
+    Some(T),
+    None,
+}
 
 impl<E> CustomResultOk<E> {
-    pub fn is_ok(&self) -> bool { true }
+    pub fn is_ok(&self) -> bool {
+        true
+    }
 }
 
 impl<E> CustomResultErr<E> {
-    pub fn is_err(&self) -> bool { true }
+    pub fn is_err(&self) -> bool {
+        true
+    }
 }
 
 impl<T> CustomSomeSome<T> {
-    pub fn is_some(&self) -> bool { true }
+    pub fn is_some(&self) -> bool {
+        true
+    }
 }
 
 impl<T> CustomSomeNone<T> {
-    pub fn is_none(&self) -> bool { true }
+    pub fn is_none(&self) -> bool {
+        true
+    }
 }
 
 fn dont_warn_for_custom_methods_with_negation() {
     let res = CustomResultOk::Err("Error");
     // Should not warn and suggest 'is_err()' because the type does not
     // implement is_err().
-    if !res.is_ok() { }
+    if !res.is_ok() {}
 
     let res = CustomResultErr::Err("Error");
     // Should not warn and suggest 'is_ok()' because the type does not
     // implement is_ok().
-    if !res.is_err() { }
+    if !res.is_err() {}
 
     let res = CustomSomeSome::Some("thing");
     // Should not warn and suggest 'is_none()' because the type does not
     // implement is_none().
-    if !res.is_some() { }
+    if !res.is_some() {}
 
     let res = CustomSomeNone::Some("thing");
     // Should not warn and suggest 'is_some()' because the type does not
     // implement is_some().
-    if !res.is_none() { }
+    if !res.is_none() {}
 }
 
 // Only Built-in Result and Some types should suggest the negated alternative
 fn warn_for_built_in_methods_with_negation() {
     let res: Result<usize, usize> = Ok(1);
-    if !res.is_ok() { }
-    if !res.is_err() { }
+    if !res.is_ok() {}
+    if !res.is_err() {}
 
     let res = Some(1);
-    if !res.is_some() { }
-    if !res.is_none() { }
+    if !res.is_some() {}
+    if !res.is_none() {}
 }
 
 #[allow(clippy::neg_cmp_op_on_partial_ord)]

tests/ui/borrow_box.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![deny(clippy::borrowed_box)]
 #![allow(clippy::blacklisted_name)]
 #![allow(unused_variables)]
@@ -25,7 +21,7 @@ pub fn test2() {
 }
 
 struct Test3<'a> {
-    foo: &'a Box<bool>
+    foo: &'a Box<bool>,
 }
 
 trait Test4 {
@@ -49,7 +45,7 @@ pub fn test6() {
 }
 
 struct Test7<'a> {
-    foo: &'a Box<Any>
+    foo: &'a Box<Any>,
 }
 
 trait Test8 {
@@ -71,7 +67,7 @@ pub fn test10() {
 }
 
 struct Test11<'a> {
-    foo: &'a Box<Any + Send>
+    foo: &'a Box<Any + Send>,
 }
 
 trait Test12 {
@@ -84,7 +80,7 @@ impl<'a> Test12 for Test11<'a> {
     }
 }
 
-fn main(){
+fn main() {
     test1(&mut Box::new(false));
     test2();
     test5(&mut (Box::new(false) as Box<Any>));

tests/ui/box_vec.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::all)]
 #![allow(clippy::boxed_local, clippy::needless_pass_by_value)]
 #![allow(clippy::blacklisted_name)]
@@ -18,7 +14,7 @@
 macro_rules! boxit {
     ($init:expr, $x:ty) => {
         let _: Box<$x> = Box::new($init);
-    }
+    };
 }
 
 fn test_macro() {
@@ -28,7 +24,8 @@ pub fn test(foo: Box<Vec<bool>>) {
     println!("{:?}", foo.get(0))
 }
 
-pub fn test2(foo: Box<Fn(Vec<u32>)>) { // pass if #31 is fixed
+pub fn test2(foo: Box<Fn(Vec<u32>)>) {
+    // pass if #31 is fixed
     foo(vec![1, 2, 3])
 }
 
@@ -36,7 +33,7 @@ pub fn test_local_not_linted() {
     let _: Box<Vec<bool>>;
 }
 
-fn main(){
+fn main() {
     test(Box::new(Vec::new()));
     test2(Box::new(|v| println!("{:?}", v)));
     test_macro();

tests/ui/builtin-type-shadow.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::builtin_type_shadow)]
 
 fn foo<u32>(a: u32) -> u32 {
@@ -17,5 +14,4 @@ fn foo<u32>(a: u32) -> u32 {
     // ^ rustc's type error
 }
 
-fn main() {
-}
+fn main() {}

tests/ui/bytecount.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[deny(clippy::naive_bytecount)]
 fn main() {
     let x = vec![0_u8; 16];

tests/ui/cast.rs

@@ -7,11 +7,13 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
-#[warn(clippy::cast_precision_loss, clippy::cast_possible_truncation, clippy::cast_sign_loss, clippy::cast_possible_wrap, clippy::cast_lossless)]
+#[warn(
+    clippy::cast_precision_loss,
+    clippy::cast_possible_truncation,
+    clippy::cast_sign_loss,
+    clippy::cast_possible_wrap,
+    clippy::cast_lossless
+)]
 #[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {
     // Test clippy::cast_precision_loss
@@ -49,7 +51,7 @@ fn main() {
     false as bool;
     &1i32 as &i32;
     // Should not trigger
-    let v = vec!(1);
+    let v = vec![1];
     &v as &[i32];
     1.0 as f64;
     1 as u64;

tests/ui/cast_alignment.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 //! Test casts for alignment issues
 
 #![feature(libc)]

tests/ui/cast_lossless_float.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #[warn(clippy::cast_lossless)]
 #[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {

tests/ui/cast_lossless_integer.rs

@@ -7,8 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
 #[warn(clippy::cast_lossless)]
 #[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {

tests/ui/cast_size.rs

@@ -7,10 +7,13 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-#[warn(clippy::cast_precision_loss, clippy::cast_possible_truncation, clippy::cast_sign_loss, clippy::cast_possible_wrap, clippy::cast_lossless)]
+#[warn(
+    clippy::cast_precision_loss,
+    clippy::cast_possible_truncation,
+    clippy::cast_sign_loss,
+    clippy::cast_possible_wrap,
+    clippy::cast_lossless
+)]
 #[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {
     // Casting from *size

tests/ui/char_lit_as_u8.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::char_lit_as_u8)]
 #![allow(unused_variables)]
 fn main() {

tests/ui/checked_unwrap.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![deny(clippy::panicking_unwrap, clippy::unnecessary_unwrap)]
 #![allow(clippy::if_same_then_else)]
 
@@ -43,11 +40,11 @@ fn main() {
     if x.is_ok() {
         x = Err(());
         x.unwrap(); // not unnecessary because of mutation of x
-        // it will always panic but the lint is not smart enough to see this (it only checks if conditions).
+                    // it will always panic but the lint is not smart enough to see this (it only checks if conditions).
     } else {
         x = Ok(());
         x.unwrap_err(); // not unnecessary because of mutation of x
-        // it will always panic but the lint is not smart enough to see this (it only checks if conditions).
+                        // it will always panic but the lint is not smart enough to see this (it only checks if conditions).
     }
 }
 

tests/ui/clone_on_copy_impl.rs

@@ -7,9 +7,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-use std::marker::PhantomData;
 use std::fmt;
+use std::marker::PhantomData;
 
 pub struct Key<T> {
     #[doc(hidden)]

tests/ui/clone_on_copy_mut.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 pub fn dec_read_dec(i: &mut i32) -> i32 {
     *i -= 1;
     let ret = *i;

tests/ui/cmp_nan.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::cmp_nan)]
 #[allow(clippy::float_cmp, clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {

tests/ui/cmp_null.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::cmp_null)]
 #![allow(unused_mut)]
 
@@ -17,12 +14,12 @@ use std::ptr;
 
 fn main() {
     let x = 0;
-    let p : *const usize = &x;
+    let p: *const usize = &x;
     if p == ptr::null() {
         println!("This is surprising!");
     }
     let mut y = 0;
-    let mut m : *mut usize = &mut y;
+    let mut m: *mut usize = &mut y;
     if m == ptr::null_mut() {
         println!("This is surprising, too!");
     }

tests/ui/cmp_owned.rs

@@ -7,14 +7,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::cmp_owned)]
 #[allow(clippy::unnecessary_operation)]
 fn main() {
-    fn with_to_string(x : &str) {
+    fn with_to_string(x: &str) {
         x != "foo".to_string();
 
         "foo".to_string() != x;

tests/ui/collapsible_if.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[rustfmt::skip]
 #[warn(clippy::collapsible_if)]
 fn main() {

tests/ui/complex_types.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::all)]
 #![allow(unused, clippy::needless_pass_by_value)]
 #![feature(associated_type_defaults)]
@@ -32,19 +29,21 @@ enum E {
 
 impl S {
     const A: (u32, (u32, (u32, (u32, u32)))) = (0, (0, (0, (0, 0))));
-    fn impl_method(&self, p: Vec<Vec<Box<(u32, u32, u32, u32)>>>) { }
+    fn impl_method(&self, p: Vec<Vec<Box<(u32, u32, u32, u32)>>>) {}
 }
 
 trait T {
     const A: Vec<Vec<Box<(u32, u32, u32, u32)>>>;
     type B = Vec<Vec<Box<(u32, u32, u32, u32)>>>;
     fn method(&self, p: Vec<Vec<Box<(u32, u32, u32, u32)>>>);
-    fn def_method(&self, p: Vec<Vec<Box<(u32, u32, u32, u32)>>>) { }
+    fn def_method(&self, p: Vec<Vec<Box<(u32, u32, u32, u32)>>>) {}
 }
 
-fn test1() -> Vec<Vec<Box<(u32, u32, u32, u32)>>> { vec![] }
+fn test1() -> Vec<Vec<Box<(u32, u32, u32, u32)>>> {
+    vec![]
+}
 
-fn test2(_x: Vec<Vec<Box<(u32, u32, u32, u32)>>>) { }
+fn test2(_x: Vec<Vec<Box<(u32, u32, u32, u32)>>>) {}
 
 fn test3() {
     let _y: Vec<Vec<Box<(u32, u32, u32, u32)>>> = vec![];
@@ -67,5 +66,4 @@ struct D {
     ),
 }
 
-fn main() {
-}
+fn main() {}

tests/ui/const_static_lifetime.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #[derive(Debug)]
 struct Foo {}
 

tests/ui/copies.rs

@@ -7,13 +7,23 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![allow(clippy::blacklisted_name, clippy::collapsible_if, clippy::cyclomatic_complexity, clippy::eq_op, clippy::needless_continue,
-         clippy::needless_return, clippy::never_loop, clippy::no_effect, clippy::zero_divided_by_zero, clippy::unused_unit)]
-
-
+#![allow(
+    clippy::blacklisted_name,
+    clippy::collapsible_if,
+    clippy::cyclomatic_complexity,
+    clippy::eq_op,
+    clippy::needless_continue,
+    clippy::needless_return,
+    clippy::never_loop,
+    clippy::no_effect,
+    clippy::zero_divided_by_zero,
+    clippy::unused_unit
+)]
 
 fn bar<T>(_: T) {}
-fn foo() -> bool { unimplemented!() }
+fn foo() -> bool {
+    unimplemented!()
+}
 
 struct Foo {
     bar: u8,
@@ -37,8 +47,8 @@ fn if_same_then_else() -> Result<&'static str, ()> {
         ..10;
         0..=10;
         foo();
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         Foo { bar: 42 };
         0..10;
         ..;
@@ -50,30 +60,26 @@ fn if_same_then_else() -> Result<&'static str, ()> {
 
     if true {
         Foo { bar: 42 };
-    }
-    else {
+    } else {
         Foo { bar: 43 };
     }
 
     if true {
         ();
-    }
-    else {
+    } else {
         ()
     }
 
     if true {
         0..10;
-    }
-    else {
+    } else {
         0..=10;
     }
 
     if true {
         foo();
         foo();
-    }
-    else {
+    } else {
         foo();
     }
 
@@ -84,18 +90,19 @@ fn if_same_then_else() -> Result<&'static str, ()> {
             if true {
                 a += 7;
             }
-            a = -31-a;
+            a = -31 - a;
             a
-        }
-        _ => { //~ ERROR match arms have same body
+        },
+        _ => {
+            //~ ERROR match arms have same body
             foo();
             let mut a = 42 + [23].len() as i32;
             if true {
                 a += 7;
             }
-            a = -31-a;
+            a = -31 - a;
             a
-        }
+        },
     };
 
     let _ = match Abc::A {
@@ -110,8 +117,8 @@ fn if_same_then_else() -> Result<&'static str, ()> {
 
     let _ = if true {
         42
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         42
     };
 
@@ -124,8 +131,8 @@ fn if_same_then_else() -> Result<&'static str, ()> {
                 continue;
             }
         }
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         for _ in &[42] {
             let foo: &Option<_> = &Some::<u8>(42);
             if true {
@@ -137,25 +144,19 @@ fn if_same_then_else() -> Result<&'static str, ()> {
     }
 
     if true {
-        let bar = if true {
-            42
-        }
-        else {
-            43
-        };
+        let bar = if true { 42 } else { 43 };
 
-        while foo() { break; }
+        while foo() {
+            break;
+        }
         bar + 1;
-    }
-    else { //~ ERROR same body as `if` block
-        let bar = if true {
-            42
-        }
-        else {
-            43
-        };
+    } else {
+        //~ ERROR same body as `if` block
+        let bar = if true { 42 } else { 43 };
 
-        while foo() { break; }
+        while foo() {
+            break;
+        }
         bar + 1;
     }
 
@@ -166,11 +167,9 @@ fn if_same_then_else() -> Result<&'static str, ()> {
             10..=15 => 3,
             _ => 4,
         };
-    }
-    else if false {
+    } else if false {
         foo();
-    }
-    else if foo() {
+    } else if foo() {
         let _ = match 42 {
             42 => 1,
             a if a > 0 => 2,
@@ -181,64 +180,57 @@ fn if_same_then_else() -> Result<&'static str, ()> {
 
     if true {
         if let Some(a) = Some(42) {}
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         if let Some(a) = Some(42) {}
     }
 
     if true {
         if let (1, .., 3) = (1, 2, 3) {}
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         if let (1, .., 3) = (1, 2, 3) {}
     }
 
     if true {
         if let (1, .., 3) = (1, 2, 3) {}
-    }
-    else {
+    } else {
         if let (.., 3) = (1, 2, 3) {}
     }
 
     if true {
         if let (1, .., 3) = (1, 2, 3) {}
-    }
-    else {
+    } else {
         if let (.., 4) = (1, 2, 3) {}
     }
 
     if true {
         if let (1, .., 3) = (1, 2, 3) {}
-    }
-    else {
+    } else {
         if let (.., 1, 3) = (1, 2, 3) {}
     }
 
     if true {
         if let Some(42) = None {}
-    }
-    else {
+    } else {
         if let Option::Some(42) = None {}
     }
 
     if true {
         if let Some(42) = None::<u8> {}
-    }
-    else {
+    } else {
         if let Some(42) = None {}
     }
 
     if true {
         if let Some(42) = None::<u8> {}
-    }
-    else {
+    } else {
         if let Some(42) = None::<u32> {}
     }
 
     if true {
         if let Some(a) = Some(42) {}
-    }
-    else {
+    } else {
         if let Some(a) = Some(43) {}
     }
 
@@ -288,41 +280,36 @@ fn if_same_then_else() -> Result<&'static str, ()> {
         _ => 0,
     };
 
-    let _ = if true {
-        0.0
-    } else { //~ ERROR same body as `if` block
-        0.0
-    };
-
-    let _ = if true {
-        -0.0
-    } else { //~ ERROR same body as `if` block
-        -0.0
-    };
-
     let _ = if true {
         0.0
     } else {
+        //~ ERROR same body as `if` block
+        0.0
+    };
+
+    let _ = if true {
+        -0.0
+    } else {
+        //~ ERROR same body as `if` block
         -0.0
     };
 
+    let _ = if true { 0.0 } else { -0.0 };
+
     // Different NaNs
-    let _ = if true {
-        0.0 / 0.0
-    } else {
-        std::f32::NAN
-    };
+    let _ = if true { 0.0 / 0.0 } else { std::f32::NAN };
 
     // Same NaNs
     let _ = if true {
         std::f32::NAN
-    } else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         std::f32::NAN
     };
 
     let _ = match Some(()) {
         Some(()) => 0.0,
-        None => -0.0
+        None => -0.0,
     };
 
     match (Some(42), Some("")) {
@@ -333,20 +320,18 @@ fn if_same_then_else() -> Result<&'static str, ()> {
 
     if true {
         try!(Ok("foo"));
-    }
-    else { //~ ERROR same body as `if` block
+    } else {
+        //~ ERROR same body as `if` block
         try!(Ok("foo"));
     }
 
     if true {
         let foo = "";
         return Ok(&foo[0..]);
-    }
-    else if false {
+    } else if false {
         let foo = "bar";
         return Ok(&foo[0..]);
-    }
-    else {
+    } else {
         let foo = "";
         return Ok(&foo[0..]);
     }
@@ -359,22 +344,20 @@ fn ifs_same_cond() {
     let b = false;
 
     if b {
-    }
-    else if b { //~ ERROR ifs same condition
+    } else if b {
+        //~ ERROR ifs same condition
     }
 
     if a == 1 {
-    }
-    else if a == 1 { //~ ERROR ifs same condition
+    } else if a == 1 {
+        //~ ERROR ifs same condition
     }
 
-    if 2*a == 1 {
-    }
-    else if 2*a == 2 {
-    }
-    else if 2*a == 1 { //~ ERROR ifs same condition
-    }
-    else if a == 1 {
+    if 2 * a == 1 {
+    } else if 2 * a == 2 {
+    } else if 2 * a == 1 {
+        //~ ERROR ifs same condition
+    } else if a == 1 {
     }
 
     // See #659
@@ -387,14 +370,14 @@ fn ifs_same_cond() {
     };
 
     let mut v = vec![1];
-    if v.pop() == None { // ok, functions
-    }
-    else if v.pop() == None {
+    if v.pop() == None {
+        // ok, functions
+    } else if v.pop() == None {
     }
 
-    if v.len() == 42 { // ok, functions
-    }
-    else if v.len() == 42 {
+    if v.len() == 42 {
+        // ok, functions
+    } else if v.len() == 42 {
     }
 }
 

tests/ui/copy_iterator.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::copy_iterator)]
 
 #[derive(Copy, Clone)]

tests/ui/cstring.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 fn main() {}
 
 #[allow(clippy::result_unwrap_used)]

tests/ui/cyclomatic_complexity.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 #![allow(clippy::all)]
 #![warn(clippy::cyclomatic_complexity)]
 #![allow(unused)]
@@ -181,8 +180,8 @@ fn bar() {
 
 #[test]
 #[clippy::cyclomatic_complexity = "0"]
-/// Tests are usually complex but simple at the same time. `clippy::cyclomatic_complexity` used to give
-/// lots of false-positives in tests.
+/// Tests are usually complex but simple at the same time. `clippy::cyclomatic_complexity` used to
+/// give lots of false-positives in tests.
 fn dont_warn_on_tests() {
     match 99 {
         0 => println!("hi"),
@@ -278,7 +277,6 @@ fn cake() {
     println!("whee");
 }
 
-
 #[clippy::cyclomatic_complexity = "0"]
 pub fn read_file(input_path: &str) -> String {
     use std::fs::File;
@@ -288,7 +286,7 @@ pub fn read_file(input_path: &str) -> String {
         Ok(f) => f,
         Err(err) => {
             panic!("Can't open {}: {}", input_path, err);
-        }
+        },
     };
 
     let mut bytes = Vec::new();
@@ -297,14 +295,14 @@ pub fn read_file(input_path: &str) -> String {
         Ok(..) => {},
         Err(_) => {
             panic!("Can't read {}", input_path);
-        }
+        },
     };
 
     match String::from_utf8(bytes) {
         Ok(contents) => contents,
         Err(_) => {
             panic!("{} is not UTF-8 encoded", input_path);
-        }
+        },
     }
 }
 
@@ -313,8 +311,7 @@ enum Void {}
 #[clippy::cyclomatic_complexity = "0"]
 fn void(void: Void) {
     if true {
-        match void {
-        }
+        match void {}
     }
 }
 

tests/ui/cyclomatic_complexity_attr_used.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::cyclomatic_complexity)]
 #![warn(unused)]
 

tests/ui/decimal_literal_representation.rs

@@ -7,24 +7,22 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::decimal_literal_representation)]
 #[allow(unused_variables)]
 fn main() {
-    let good = (        // Hex:
-        127,            // 0x7F
-        256,            // 0x100
-        511,            // 0x1FF
-        2048,           // 0x800
-        4090,           // 0xFFA
-        16_371,         // 0x3FF3
-        61_683,         // 0xF0F3
-        2_131_750_925,  // 0x7F0F_F00D
+    let good = (
+        // Hex:
+        127,           // 0x7F
+        256,           // 0x100
+        511,           // 0x1FF
+        2048,          // 0x800
+        4090,          // 0xFFA
+        16_371,        // 0x3FF3
+        61_683,        // 0xF0F3
+        2_131_750_925, // 0x7F0F_F00D
     );
-    let bad = (        // Hex:
+    let bad = (
+        // Hex:
         32_773,        // 0x8005
         65_280,        // 0xFF00
         2_131_750_927, // 0x7F0F_F00F

tests/ui/default_trait_access.rs

@@ -7,14 +7,11 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::default_trait_access)]
 
+use std::default;
 use std::default::Default as D2;
 use std::string;
-use std::default;
 
 fn main() {
     let s1: String = Default::default();

tests/ui/deprecated.rs

@@ -7,18 +7,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(str_to_string)]
-
 #[warn(string_to_string)]
-
 #[warn(unstable_as_slice)]
-
 #[warn(unstable_as_mut_slice)]
-
 #[warn(misaligned_transmute)]
 
 fn main() {}

tests/ui/derive.rs

@@ -7,11 +7,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![feature(untagged_unions)]
-
 #![allow(dead_code)]
 #![warn(clippy::expl_impl_clone_on_copy)]
 
@@ -21,21 +17,27 @@ use std::hash::{Hash, Hasher};
 struct Foo;
 
 impl PartialEq<u64> for Foo {
-    fn eq(&self, _: &u64) -> bool { true }
+    fn eq(&self, _: &u64) -> bool {
+        true
+    }
 }
 
 #[derive(Hash)]
 struct Bar;
 
 impl PartialEq for Bar {
-    fn eq(&self, _: &Bar) -> bool { true }
+    fn eq(&self, _: &Bar) -> bool {
+        true
+    }
 }
 
 #[derive(Hash)]
 struct Baz;
 
 impl PartialEq<Baz> for Baz {
-    fn eq(&self, _: &Baz) -> bool { true }
+    fn eq(&self, _: &Baz) -> bool {
+        true
+    }
 }
 
 #[derive(PartialEq)]
@@ -49,7 +51,9 @@ impl Hash for Bah {
 struct Qux;
 
 impl Clone for Qux {
-    fn clone(&self) -> Self { Qux }
+    fn clone(&self) -> Self {
+        Qux
+    }
 }
 
 // looks like unions don't support deriving Clone for now
@@ -60,9 +64,7 @@ union Union {
 
 impl Clone for Union {
     fn clone(&self) -> Self {
-        Union {
-            a: 42,
-        }
+        Union { a: 42 }
     }
 }
 
@@ -73,7 +75,9 @@ struct Lt<'a> {
 }
 
 impl<'a> Clone for Lt<'a> {
-    fn clone(&self) -> Self { unimplemented!() }
+    fn clone(&self) -> Self {
+        unimplemented!()
+    }
 }
 
 // Ok, `Clone` cannot be derived because of the big array
@@ -83,7 +87,9 @@ struct BigArray {
 }
 
 impl Clone for BigArray {
-    fn clone(&self) -> Self { unimplemented!() }
+    fn clone(&self) -> Self {
+        unimplemented!()
+    }
 }
 
 // Ok, function pointers are not always Clone
@@ -93,7 +99,9 @@ struct FnPtr {
 }
 
 impl Clone for FnPtr {
-    fn clone(&self) -> Self { unimplemented!() }
+    fn clone(&self) -> Self {
+        unimplemented!()
+    }
 }
 
 // Ok, generics
@@ -103,7 +111,9 @@ struct Generic<T> {
 }
 
 impl<T> Clone for Generic<T> {
-    fn clone(&self) -> Self { unimplemented!() }
+    fn clone(&self) -> Self {
+        unimplemented!()
+    }
 }
 
 fn main() {}

tests/ui/diverging_sub_expression.rs

@@ -7,21 +7,21 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![feature(never_type)]
-
 #![warn(clippy::diverging_sub_expression)]
 #![allow(clippy::match_same_arms, clippy::logic_bug)]
 
 #[allow(clippy::empty_loop)]
-fn diverge() -> ! { loop {} }
+fn diverge() -> ! {
+    loop {}
+}
 
 struct A;
 
 impl A {
-    fn foo(&self) -> ! { diverge() }
+    fn foo(&self) -> ! {
+        diverge()
+    }
 }
 
 #[allow(unused_variables, clippy::unnecessary_operation, clippy::short_circuit_statement)]

tests/ui/dlist.rs

@@ -7,13 +7,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![feature(alloc)]
 #![feature(associated_type_defaults)]
-
-
 #![warn(clippy::linkedlist)]
 #![allow(dead_code, clippy::needless_pass_by_value)]
 
@@ -23,13 +18,13 @@ use alloc::collections::linked_list::LinkedList;
 trait Foo {
     type Baz = LinkedList<u8>;
     fn foo(LinkedList<u8>);
-    const BAR : Option<LinkedList<u8>>;
+    const BAR: Option<LinkedList<u8>>;
 }
 
 // ok, we don’t want to warn for implementations, see #605
 impl Foo for LinkedList<u8> {
     fn foo(_: LinkedList<u8>) {}
-    const BAR : Option<LinkedList<u8>> = None;
+    const BAR: Option<LinkedList<u8>> = None;
 }
 
 struct Bar;
@@ -49,7 +44,7 @@ pub fn test_local_not_linted() {
     let _: LinkedList<u8>;
 }
 
-fn main(){
+fn main() {
     test(LinkedList::new());
     test_local_not_linted();
 }

tests/ui/double_comparison.rs

@@ -7,7 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
 fn main() {
     let x = 1;
     let y = 2;

tests/ui/double_neg.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::double_neg)]
 fn main() {
     let x = 1;

tests/ui/drop_forget_copy.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::drop_copy, clippy::forget_copy)]
 #![allow(clippy::toplevel_ref_arg, clippy::drop_ref, clippy::forget_ref, unused_mut)]
 
@@ -18,18 +14,21 @@ use std::mem::{drop, forget};
 use std::vec::Vec;
 
 #[derive(Copy, Clone)]
-struct SomeStruct {
-}
+struct SomeStruct {}
 
 struct AnotherStruct {
     x: u8,
     y: u8,
-    z: Vec<u8>
+    z: Vec<u8>,
 }
 
 impl Clone for AnotherStruct {
-    fn clone(& self) -> AnotherStruct {
-        AnotherStruct{x: self.x, y: self.y, z: self.z.clone()}
+    fn clone(&self) -> AnotherStruct {
+        AnotherStruct {
+            x: self.x,
+            y: self.y,
+            z: self.z.clone(),
+        }
     }
 }
 
@@ -52,7 +51,11 @@ fn main() {
     forget(s4);
     forget(s5);
 
-    let a1 = AnotherStruct {x: 255, y: 0, z: vec![1, 2, 3]};
+    let a1 = AnotherStruct {
+        x: 255,
+        y: 0,
+        z: vec![1, 2, 3],
+    };
     let a2 = &a1;
     let mut a3 = a1.clone();
     let ref a4 = a1;

tests/ui/drop_forget_ref.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::drop_ref, clippy::forget_ref)]
 #![allow(clippy::toplevel_ref_arg, clippy::similar_names, clippy::needless_pass_by_value)]
 

tests/ui/duplicate_underscore_argument.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![warn(clippy::duplicate_underscore_argument)]
 #[allow(dead_code, unused)]
 

tests/ui/duration_subsec.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::duration_subsec)]
 
 use std::time::Duration;

tests/ui/else_if_without_else.rs

@@ -7,15 +7,18 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::all)]
 #![warn(clippy::else_if_without_else)]
 
-fn bla1() -> bool { unimplemented!() }
-fn bla2() -> bool { unimplemented!() }
-fn bla3() -> bool { unimplemented!() }
+fn bla1() -> bool {
+    unimplemented!()
+}
+fn bla2() -> bool {
+    unimplemented!()
+}
+fn bla3() -> bool {
+    unimplemented!()
+}
 
 fn main() {
     if bla1() {
@@ -48,7 +51,8 @@ fn main() {
 
     if bla1() {
         println!("if");
-    } else if bla2() { //~ ERROR else if without else
+    } else if bla2() {
+        //~ ERROR else if without else
         println!("else if");
     }
 
@@ -56,7 +60,8 @@ fn main() {
         println!("if");
     } else if bla2() {
         println!("else if 1");
-    } else if bla3() { //~ ERROR else if without else
+    } else if bla3() {
+        //~ ERROR else if without else
         println!("else if 2");
     }
 }

tests/ui/empty_enum.rs

@@ -7,14 +7,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #![allow(dead_code)]
 #![warn(clippy::empty_enum)]
 
 enum Empty {}
 
-fn main() {
-}
+fn main() {}

tests/ui/entry.rs

@@ -7,11 +7,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![allow(unused, clippy::needless_pass_by_value)]
-
 #![warn(clippy::map_entry)]
 
 use std::collections::{BTreeMap, HashMap};
@@ -20,36 +16,65 @@ use std::hash::Hash;
 fn foo() {}
 
 fn insert_if_absent0<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if !m.contains_key(&k) { m.insert(k, v); }
+    if !m.contains_key(&k) {
+        m.insert(k, v);
+    }
 }
 
 fn insert_if_absent1<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if !m.contains_key(&k) { foo(); m.insert(k, v); }
+    if !m.contains_key(&k) {
+        foo();
+        m.insert(k, v);
+    }
 }
 
 fn insert_if_absent2<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if !m.contains_key(&k) { m.insert(k, v) } else { None };
+    if !m.contains_key(&k) {
+        m.insert(k, v)
+    } else {
+        None
+    };
 }
 
 fn insert_if_present2<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if m.contains_key(&k) { None } else { m.insert(k, v) };
+    if m.contains_key(&k) {
+        None
+    } else {
+        m.insert(k, v)
+    };
 }
 
 fn insert_if_absent3<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if !m.contains_key(&k) { foo(); m.insert(k, v) } else { None };
+    if !m.contains_key(&k) {
+        foo();
+        m.insert(k, v)
+    } else {
+        None
+    };
 }
 
 fn insert_if_present3<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, v: V) {
-    if m.contains_key(&k) { None } else { foo(); m.insert(k, v) };
+    if m.contains_key(&k) {
+        None
+    } else {
+        foo();
+        m.insert(k, v)
+    };
 }
 
 fn insert_in_btreemap<K: Ord, V>(m: &mut BTreeMap<K, V>, k: K, v: V) {
-    if !m.contains_key(&k) { foo(); m.insert(k, v) } else { None };
+    if !m.contains_key(&k) {
+        foo();
+        m.insert(k, v)
+    } else {
+        None
+    };
 }
 
 fn insert_other_if_absent<K: Eq + Hash, V>(m: &mut HashMap<K, V>, k: K, o: K, v: V) {
-    if !m.contains_key(&k) { m.insert(o, v); }
+    if !m.contains_key(&k) {
+        m.insert(o, v);
+    }
 }
 
-fn main() {
-}
+fn main() {}

tests/ui/enum_glob_use.rs

@@ -7,9 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::all, clippy::pedantic)]
 #![allow(unused_imports, dead_code, clippy::missing_docs_in_private_items)]
 
@@ -34,8 +31,7 @@ mod tests {
 }
 
 #[allow(non_snake_case)]
-mod CamelCaseName {
-}
+mod CamelCaseName {}
 
 use CamelCaseName::*;
 

tests/ui/enum_variants.rs

@@ -7,19 +7,17 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![feature(non_ascii_idents)]
-
 #![warn(clippy::all, clippy::pub_enum_variant_names)]
 
 enum FakeCallType {
-    CALL, CREATE
+    CALL,
+    CREATE,
 }
 
 enum FakeCallType2 {
-    CALL, CREATELL
+    CALL,
+    CREATELL,
 }
 
 enum Foo {
@@ -49,7 +47,8 @@ enum BadCallType {
     CallTypeDestroy,
 }
 
-enum TwoCallType { // no error
+enum TwoCallType {
+    // no error
     CallTypeCall,
     CallTypeCreate,
 }
@@ -60,7 +59,8 @@ enum Consts {
     ConstantLie,
 }
 
-enum Two { // no error here
+enum Two {
+    // no error here
     ConstantInt,
     ConstantInfer,
 }

tests/ui/enums_clike.rs

@@ -7,14 +7,9 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 // ignore-x86
 
-
 #![warn(clippy::all)]
-
 #![allow(unused)]
 
 #[repr(usize)]
@@ -62,5 +57,4 @@ trait Trait {
 }
 */
 
-fn main() {
-}
+fn main() {}

tests/ui/erasing_op.rs

@@ -7,10 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[allow(clippy::no_effect)]
 #[warn(clippy::erasing_op)]
 fn main() {

tests/ui/escape_analysis.rs

@@ -8,7 +8,6 @@
 // except according to those terms.
 
 #![feature(box_syntax)]
-
 #![allow(clippy::borrowed_box, clippy::needless_pass_by_value, clippy::unused_unit)]
 #![warn(clippy::boxed_local)]
 
@@ -16,7 +15,7 @@
 struct A;
 
 impl A {
-    fn foo(&self){}
+    fn foo(&self) {}
 }
 
 trait Z {
@@ -29,8 +28,7 @@ impl Z for A {
     }
 }
 
-fn main() {
-}
+fn main() {}
 
 fn ok_box_trait(boxed_trait: &Box<Z>) {
     let boxed_local = boxed_trait;
@@ -85,11 +83,9 @@ fn nowarn_pass() {
     take_box(&bx); // fn needs &Box
 }
 
-
 fn take_box(x: &Box<A>) {}
 fn take_ref(x: &A) {}
 
-
 fn nowarn_ref_take() {
     // false positive, should actually warn
     let x = box A;
@@ -100,14 +96,15 @@ fn nowarn_ref_take() {
 fn nowarn_match() {
     let x = box A; // moved into a match
     match x {
-        y => drop(y)
+        y => drop(y),
     }
 }
 
 fn warn_match() {
     let x = box A;
-    match &x { // not moved
-        ref y => ()
+    match &x {
+        // not moved
+        ref y => (),
     }
 }
 
@@ -115,12 +112,12 @@ fn nowarn_large_array() {
     // should not warn, is large array
     // and should not be on stack
     let x = box [1; 10000];
-    match &x { // not moved
-        ref y => ()
+    match &x {
+        // not moved
+        ref y => (),
     }
 }
 
-
 /// ICE regression test
 pub trait Foo {
     type Item;
@@ -134,8 +131,7 @@ pub struct PeekableSeekable<I: Foo> {
     _peeked: I::Item,
 }
 
-pub fn new(_needs_name: Box<PeekableSeekable<&()>>) -> () {
-}
+pub fn new(_needs_name: Box<PeekableSeekable<&()>>) -> () {}
 
 /// Regression for #916, #1123
 ///

tests/ui/eta.rs

@@ -7,10 +7,15 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-#![allow(unused, clippy::no_effect, clippy::redundant_closure_call, clippy::many_single_char_names, clippy::needless_pass_by_value, clippy::option_map_unit_fn, clippy::trivially_copy_pass_by_ref)]
+#![allow(
+    unused,
+    clippy::no_effect,
+    clippy::redundant_closure_call,
+    clippy::many_single_char_names,
+    clippy::needless_pass_by_value,
+    clippy::option_map_unit_fn,
+    clippy::trivially_copy_pass_by_ref
+)]
 #![warn(clippy::redundant_closure, clippy::needless_borrow)]
 
 fn main() {
@@ -32,25 +37,31 @@ fn main() {
         Some(vec![1i32, 2]).map(|v| -> Box<::std::ops::Deref<Target = [i32]>> { Box::new(v) });
 }
 
-fn meta<F>(f: F) where F: Fn(u8) {
+fn meta<F>(f: F)
+where
+    F: Fn(u8),
+{
     f(1u8)
 }
 
-fn foo(_: u8) {
-}
+fn foo(_: u8) {}
 
 fn foo2(_: u8) -> u8 {
     1u8
 }
 
 fn all<X, F>(x: &[X], y: &X, f: F) -> bool
-where F: Fn(&X, &X) -> bool {
+where
+    F: Fn(&X, &X) -> bool,
+{
     x.iter().all(|e| f(e, y))
 }
 
-fn below(x: &u8, y: &u8) -> bool { x < y }
+fn below(x: &u8, y: &u8) -> bool {
+    x < y
+}
 
-unsafe fn unsafe_fn(_: u8) { }
+unsafe fn unsafe_fn(_: u8) {}
 
 fn divergent(_: u8) -> ! {
     unimplemented!()

tests/ui/eval_order_dependence.rs

@@ -7,52 +7,112 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
-
 #[warn(clippy::eval_order_dependence)]
-#[allow(unused_assignments, unused_variables, clippy::many_single_char_names, clippy::no_effect, dead_code, clippy::blacklisted_name)]
+#[allow(
+    unused_assignments,
+    unused_variables,
+    clippy::many_single_char_names,
+    clippy::no_effect,
+    dead_code,
+    clippy::blacklisted_name
+)]
 fn main() {
     let mut x = 0;
-    let a = { x = 1; 1 } + x;
+    let a = {
+        x = 1;
+        1
+    } + x;
 
     // Example from iss#277
-    x += { x = 20; 2 };
+    x += {
+        x = 20;
+        2
+    };
 
     // Does it work in weird places?
     // ...in the base for a struct expression?
-    struct Foo { a: i32, b: i32 };
+    struct Foo {
+        a: i32,
+        b: i32,
+    };
     let base = Foo { a: 4, b: 5 };
-    let foo = Foo { a: x, .. { x = 6; base } };
+    let foo = Foo {
+        a: x,
+        ..{
+            x = 6;
+            base
+        }
+    };
     // ...inside a closure?
     let closure = || {
         let mut x = 0;
-        x += { x = 20; 2 };
+        x += {
+            x = 20;
+            2
+        };
     };
     // ...not across a closure?
     let mut y = 0;
-    let b = (y, || { y = 1 });
+    let b = (y, || y = 1);
 
     // && and || evaluate left-to-right.
-    let a = { x = 1; true } && (x == 3);
-    let a = { x = 1; true } || (x == 3);
+    let a = {
+        x = 1;
+        true
+    } && (x == 3);
+    let a = {
+        x = 1;
+        true
+    } || (x == 3);
 
     // Make sure we don't get confused by alpha conversion.
-    let a = { let mut x = 1; x = 2; 1 } + x;
+    let a = {
+        let mut x = 1;
+        x = 2;
+        1
+    } + x;
 
     // No warning if we don't read the variable...
-    x = { x = 20; 2 };
+    x = {
+        x = 20;
+        2
+    };
     // ...if the assignment is in a closure...
-    let b = { || { x = 1; }; 1 } + x;
+    let b = {
+        || {
+            x = 1;
+        };
+        1
+    } + x;
     // ... or the access is under an address.
-    let b = ({ let p = &x; 1 }, { x = 1; x });
+    let b = (
+        {
+            let p = &x;
+            1
+        },
+        {
+            x = 1;
+            x
+        },
+    );
 
     // Limitation: l-values other than simple variables don't trigger
     // the warning.
     let mut tup = (0, 0);
-    let c = { tup.0 = 1; 1 } + tup.0;
+    let c = {
+        tup.0 = 1;
+        1
+    } + tup.0;
     // Limitation: you can get away with a read under address-of.
     let mut z = 0;
-    let b = (&{ z = x; x }, { x = 3; x });
+    let b = (
+        &{
+            z = x;
+            x
+        },
+        {
+            x = 3;
+            x
+        },
+    );
 }

tests/ui/excessive_precision.rs

@@ -7,8 +7,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
 #![warn(clippy::excessive_precision)]
 #![allow(clippy::print_literal)]
 

tests/ui/expect_fun_call.rs

@@ -16,7 +16,9 @@ fn expect_fun_call() {
     struct Foo;
 
     impl Foo {
-        fn new() -> Self { Foo }
+        fn new() -> Self {
+            Foo
+        }
 
         fn expect(&self, msg: &str) {
             panic!("{}", msg)

tests/ui/explicit_counter_loop.rs

@@ -26,9 +26,11 @@ fn main() {
 mod issue_1219 {
     pub fn test() {
         // should not trigger the lint because variable is used after the loop #473
-        let vec = vec![1,2,3];
+        let vec = vec![1, 2, 3];
         let mut index = 0;
-        for _v in &vec { index += 1 }
+        for _v in &vec {
+            index += 1
+        }
         println!("index: {}", index);
 
         // should not trigger the lint because the count is conditional #1219

tests/ui/explicit_write.rs

@@ -7,12 +7,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-
-
-
 #![warn(clippy::explicit_write)]
 
-
 fn stdout() -> String {
     String::new()
 }