tests: revert some changs and add further rustfmt::skip attributes.

tests/ui/cast.rs

@@ -51,7 +51,8 @@ fn main() {
     false as bool;
     &1i32 as &i32;
     // Should not trigger
-    let v = vec![1];
+    #[rustfmt::skip]
+    let v = vec!(1);
     &v as &[i32];
     1.0 as f64;
     1 as u64;

tests/ui/identity_op.rs

@@ -18,6 +18,7 @@ const ZERO: i64 = 0;
     clippy::double_parens
 )]
 #[warn(clippy::identity_op)]
+#[rustfmt::skip]
 fn main() {
     let x = 0;
 
@@ -28,7 +29,7 @@ fn main() {
     1 + x;
     x - ZERO; //no error, as we skip lookups (for now)
     x | (0);
-    (ZERO) | x; //no error, as we skip lookups (for now)
+    ((ZERO)) | x; //no error, as we skip lookups (for now)
 
     x * 1;
     1 * x;

tests/ui/identity_op.stderr

@@ -1,51 +1,51 @@
 error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:24:5
+  --> $DIR/identity_op.rs:25:5
    |
-24 |     x + 0;
+25 |     x + 0;
    |     ^^^^^
    |
    = note: `-D clippy::identity-op` implied by `-D warnings`
 
 error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:25:5
+  --> $DIR/identity_op.rs:26:5
    |
-25 |     x + (1 - 1);
+26 |     x + (1 - 1);
    |     ^^^^^^^^^^^
 
 error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:27:5
+  --> $DIR/identity_op.rs:28:5
    |
-27 |     0 + x;
+28 |     0 + x;
    |     ^^^^^
 
 error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:30:5
+  --> $DIR/identity_op.rs:31:5
    |
-30 |     x | (0);
+31 |     x | (0);
    |     ^^^^^^^
 
-error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:33:5
-   |
-33 |     x * 1;
-   |     ^^^^^
-
 error: the operation is ineffective. Consider reducing it to `x`
   --> $DIR/identity_op.rs:34:5
    |
-34 |     1 * x;
+34 |     x * 1;
    |     ^^^^^
 
 error: the operation is ineffective. Consider reducing it to `x`
-  --> $DIR/identity_op.rs:40:5
+  --> $DIR/identity_op.rs:35:5
    |
-40 |     -1 & x;
+35 |     1 * x;
+   |     ^^^^^
+
+error: the operation is ineffective. Consider reducing it to `x`
+  --> $DIR/identity_op.rs:41:5
+   |
+41 |     -1 & x;
    |     ^^^^^^
 
 error: the operation is ineffective. Consider reducing it to `u`
-  --> $DIR/identity_op.rs:43:5
+  --> $DIR/identity_op.rs:44:5
    |
-43 |     u & 255;
+44 |     u & 255;
    |     ^^^^^^^
 
 error: aborting due to 8 previous errors

tests/ui/implicit_return.rs

@@ -27,10 +27,11 @@ fn test_if_block() -> bool {
 }
 
 #[allow(clippy::match_bool)]
+#[rustfmt::skip]
 fn test_match(x: bool) -> bool {
     match x {
         true => false,
-        false => true,
+        false => { true },
     }
 }
 
@@ -42,7 +43,8 @@ fn test_loop() -> bool {
 }
 
 fn test_closure() {
-    let _ = || true;
+    #[rustfmt::skip]
+    let _ = || { true };
     let _ = || true;
 }
 

tests/ui/implicit_return.stderr

@@ -19,33 +19,33 @@ error: missing return statement
    |         ^^^^^ help: add `return` as shown: `return false`
 
 error: missing return statement
-  --> $DIR/implicit_return.rs:32:17
+  --> $DIR/implicit_return.rs:33:17
    |
-32 |         true => false,
+33 |         true => false,
    |                 ^^^^^ help: add `return` as shown: `return false`
 
 error: missing return statement
-  --> $DIR/implicit_return.rs:33:18
+  --> $DIR/implicit_return.rs:34:20
    |
-33 |         false => true,
-   |                  ^^^^ help: add `return` as shown: `return true`
+34 |         false => { true },
+   |                    ^^^^ help: add `return` as shown: `return true`
 
 error: missing return statement
-  --> $DIR/implicit_return.rs:40:9
+  --> $DIR/implicit_return.rs:41:9
    |
-40 |         break true;
+41 |         break true;
    |         ^^^^^^^^^^ help: change `break` to `return` as shown: `return true`
 
 error: missing return statement
-  --> $DIR/implicit_return.rs:45:16
+  --> $DIR/implicit_return.rs:47:18
    |
-45 |     let _ = || true;
-   |                ^^^^ help: add `return` as shown: `return true`
+47 |     let _ = || { true };
+   |                  ^^^^ help: add `return` as shown: `return true`
 
 error: missing return statement
-  --> $DIR/implicit_return.rs:46:16
+  --> $DIR/implicit_return.rs:48:16
    |
-46 |     let _ = || true;
+48 |     let _ = || true;
    |                ^^^^ help: add `return` as shown: `return true`
 
 error: aborting due to 8 previous errors

tests/ui/reference.rs

@@ -37,7 +37,8 @@ fn main() {
 
     let b = *(&a);
 
-    let b = *(&a);
+    #[rustfmt::skip]
+    let b = *((&a));
 
     let b = *&&a;
 

tests/ui/reference.stderr

@@ -31,39 +31,39 @@ error: immediately dereferencing a reference
    |             ^^^^^ help: try this: `a`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:40:13
+  --> $DIR/reference.rs:41:13
    |
-40 |     let b = *(&a);
-   |             ^^^^^ help: try this: `a`
+41 |     let b = *((&a));
+   |             ^^^^^^^ help: try this: `a`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:42:13
+  --> $DIR/reference.rs:43:13
    |
-42 |     let b = *&&a;
+43 |     let b = *&&a;
    |             ^^^^ help: try this: `&a`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:44:14
+  --> $DIR/reference.rs:45:14
    |
-44 |     let b = **&aref;
+45 |     let b = **&aref;
    |              ^^^^^^ help: try this: `aref`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:48:14
+  --> $DIR/reference.rs:49:14
    |
-48 |     let b = **&&a;
+49 |     let b = **&&a;
    |              ^^^^ help: try this: `&a`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:52:17
+  --> $DIR/reference.rs:53:17
    |
-52 |         let y = *&mut x;
+53 |         let y = *&mut x;
    |                 ^^^^^^^ help: try this: `x`
 
 error: immediately dereferencing a reference
-  --> $DIR/reference.rs:59:18
+  --> $DIR/reference.rs:60:18
    |
-59 |         let y = **&mut &mut x;
+60 |         let y = **&mut &mut x;
    |                  ^^^^^^^^^^^^ help: try this: `&mut x`
 
 error: aborting due to 11 previous errors

tests/ui/useless_attribute.rs

@@ -11,7 +11,9 @@
 
 #[allow(dead_code)]
 #[cfg_attr(feature = "cargo-clippy", allow(dead_code))]
-#[cfg_attr(feature = "cargo-clippy", allow(dead_code))]
+#[rustfmt::skip]
+#[cfg_attr(feature = "cargo-clippy",
+           allow(dead_code))]
 #[allow(unused_imports)]
 #[allow(unused_extern_crates)]
 #[macro_use]

tests/ui/useless_attribute.stderr

@@ -12,11 +12,5 @@ error: useless lint attribute
 13 | #[cfg_attr(feature = "cargo-clippy", allow(dead_code))]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if you just forgot a `!`, use: `#![cfg_attr(feature = "cargo-clippy", allow(dead_code)`
 
-error: useless lint attribute
-  --> $DIR/useless_attribute.rs:14:1
-   |
-14 | #[cfg_attr(feature = "cargo-clippy", allow(dead_code))]
-   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if you just forgot a `!`, use: `#![cfg_attr(feature = "cargo-clippy", allow(dead_code)`
-
-error: aborting due to 3 previous errors
+error: aborting due to 2 previous errors
 

tests/ui/vec.rs

@@ -35,8 +35,8 @@ fn main() {
 
     on_slice(&vec![1, 2]);
     on_slice(&[1, 2]);
-
-    on_slice(&vec![1, 2]);
+    #[rustfmt::skip]
+    on_slice(&vec!(1, 2));
     on_slice(&[1, 2]);
 
     on_slice(&vec![1; 2]);

tests/ui/vec.stderr

@@ -21,7 +21,7 @@ error: useless use of `vec!`
 error: useless use of `vec!`
   --> $DIR/vec.rs:39:14
    |
-39 |     on_slice(&vec![1, 2]);
+39 |     on_slice(&vec!(1, 2));
    |              ^^^^^^^^^^^ help: you can use a slice directly: `&[1, 2]`
 
 error: useless use of `vec!`