rust-clippy/tests/ui/copies.stderr

warning: This else block is redundant.

   --> $DIR/copies.rs:121:20
    |
121 |               } else {
    |  ____________________^
122 | |                 continue;
123 | |             }
    | |_____________^
    |
    = note: #[warn(needless_continue)] on by default
    = help: Consider dropping the else clause and merging the code that follows (in the loop) with the if block, like so:
            if true {
            break;
            // Merged code follows...
            }
            

warning: This else block is redundant.

   --> $DIR/copies.rs:131:20
    |
131 |               } else {
    |  ____________________^
132 | |                 continue;
133 | |             }
    | |_____________^
    |
    = note: #[warn(needless_continue)] on by default
    = help: Consider dropping the else clause and merging the code that follows (in the loop) with the if block, like so:
            if true {
            break;
            // Merged code follows...
            }
            

error: this `if` has identical blocks
  --> $DIR/copies.rs:39:10
   |
39 |       else {
   |  __________^
40 | |         Foo { bar: 42 };
41 | |         0..10;
42 | |         ..;
...  |
46 | |         foo();
47 | |     }
   | |_____^
   |
note: lint level defined here
  --> $DIR/copies.rs:27:8
   |
27 | #[deny(if_same_then_else)]
   |        ^^^^^^^^^^^^^^^^^
note: same as this
  --> $DIR/copies.rs:30:13
   |
30 |       if true {
   |  _____________^
31 | |         Foo { bar: 42 };
32 | |         0..10;
33 | |         ..;
...  |
37 | |         foo();
38 | |     }
   | |_____^

error: this `match` has identical arm bodies
  --> $DIR/copies.rs:88:14
   |
88 |           _ => {
   |  ______________^
89 | |             foo();
90 | |             let mut a = 42 + [23].len() as i32;
91 | |             if true {
...  |
95 | |             a
96 | |         }
   | |_________^
   |
note: lint level defined here
  --> $DIR/copies.rs:28:8
   |
28 | #[deny(match_same_arms)]
   |        ^^^^^^^^^^^^^^^
note: same as this
  --> $DIR/copies.rs:79:15
   |
79 |           42 => {
   |  _______________^
80 | |             foo();
81 | |             let mut a = 42 + [23].len() as i32;
82 | |             if true {
...  |
86 | |             a
87 | |         }
   | |_________^
note: `42` has the same arm body as the `_` wildcard, consider removing it`
  --> $DIR/copies.rs:79:15
   |
79 |           42 => {
   |  _______________^
80 | |             foo();
81 | |             let mut a = 42 + [23].len() as i32;
82 | |             if true {
...  |
86 | |             a
87 | |         }
   | |_________^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:102:14
    |
102 |         _ => 0,
    |              ^
    |
note: same as this
   --> $DIR/copies.rs:100:19
    |
100 |         Abc::A => 0,
    |                   ^
note: `Abc::A` has the same arm body as the `_` wildcard, consider removing it`
   --> $DIR/copies.rs:100:19
    |
100 |         Abc::A => 0,
    |                   ^

error: this `if` has identical blocks
   --> $DIR/copies.rs:112:10
    |
112 |       else {
    |  __________^
113 | |         42
114 | |     };
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:109:21
    |
109 |       let _ = if true {
    |  _____________________^
110 | |         42
111 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:126:10
    |
126 |       else {
    |  __________^
127 | |         for _ in &[42] {
128 | |             let foo: &Option<_> = &Some::<u8>(42);
129 | |             if true {
...   |
134 | |         }
135 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:116:13
    |
116 |       if true {
    |  _____________^
117 | |         for _ in &[42] {
118 | |             let foo: &Option<_> = &Some::<u8>(42);
119 | |             if true {
...   |
124 | |         }
125 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:148:10
    |
148 |       else {
    |  __________^
149 | |         let bar = if true {
150 | |             42
151 | |         }
...   |
157 | |         bar + 1;
158 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:137:13
    |
137 |       if true {
    |  _____________^
138 | |         let bar = if true {
139 | |             42
140 | |         }
...   |
146 | |         bar + 1;
147 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:171:19
    |
171 |       else if foo() {
    |  ___________________^
172 | |         let _ = match 42 {
173 | |             42 => 1,
174 | |             a if a > 0 => 2,
...   |
177 | |         };
178 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:160:13
    |
160 |       if true {
    |  _____________^
161 | |         let _ = match 42 {
162 | |             42 => 1,
163 | |             a if a > 0 => 2,
...   |
166 | |         };
167 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:183:10
    |
183 |       else {
    |  __________^
184 | |         if let Some(a) = Some(42) {}
185 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:180:13
    |
180 |       if true {
    |  _____________^
181 | |         if let Some(a) = Some(42) {}
182 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:190:10
    |
190 |       else {
    |  __________^
191 | |         if let (1, .., 3) = (1, 2, 3) {}
192 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:187:13
    |
187 |       if true {
    |  _____________^
188 | |         if let (1, .., 3) = (1, 2, 3) {}
189 | |     }
    | |_____^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:245:15
    |
245 |         51 => foo(),
    |               ^^^^^
    |
note: same as this
   --> $DIR/copies.rs:244:15
    |
244 |         42 => foo(),
    |               ^^^^^
note: consider refactoring into `42 | 51`
   --> $DIR/copies.rs:244:15
    |
244 |         42 => foo(),
    |               ^^^^^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:251:17
    |
251 |         None => 24,
    |                 ^^
    |
note: same as this
   --> $DIR/copies.rs:250:20
    |
250 |         Some(_) => 24,
    |                    ^^
note: consider refactoring into `Some(_) | None`
   --> $DIR/copies.rs:250:20
    |
250 |         Some(_) => 24,
    |                    ^^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:273:28
    |
273 |         (None, Some(a)) => bar(a),
    |                            ^^^^^^
    |
note: same as this
   --> $DIR/copies.rs:272:28
    |
272 |         (Some(a), None) => bar(a),
    |                            ^^^^^^
note: consider refactoring into `(Some(a), None) | (None, Some(a))`
   --> $DIR/copies.rs:272:28
    |
272 |         (Some(a), None) => bar(a),
    |                            ^^^^^^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:279:26
    |
279 |         (.., Some(a)) => bar(a),
    |                          ^^^^^^
    |
note: same as this
   --> $DIR/copies.rs:278:26
    |
278 |         (Some(a), ..) => bar(a),
    |                          ^^^^^^
note: consider refactoring into `(Some(a), ..) | (.., Some(a))`
   --> $DIR/copies.rs:278:26
    |
278 |         (Some(a), ..) => bar(a),
    |                          ^^^^^^

error: this `match` has identical arm bodies
   --> $DIR/copies.rs:285:20
    |
285 |         (.., 3) => 42,
    |                    ^^
    |
note: same as this
   --> $DIR/copies.rs:284:23
    |
284 |         (1, .., 3) => 42,
    |                       ^^
note: consider refactoring into `(1, .., 3) | (.., 3)`
   --> $DIR/copies.rs:284:23
    |
284 |         (1, .., 3) => 42,
    |                       ^^

error: this `if` has identical blocks
   --> $DIR/copies.rs:291:12
    |
291 |       } else {
    |  ____________^
292 | |         0.0
293 | |     };
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:289:21
    |
289 |       let _ = if true {
    |  _____________________^
290 | |         0.0
291 | |     } else {
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:297:12
    |
297 |       } else {
    |  ____________^
298 | |         -0.0
299 | |     };
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:295:21
    |
295 |       let _ = if true {
    |  _____________________^
296 | |         -0.0
297 | |     } else {
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:317:12
    |
317 |       } else {
    |  ____________^
318 | |         std::f32::NAN
319 | |     };
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:315:21
    |
315 |       let _ = if true {
    |  _____________________^
316 | |         std::f32::NAN
317 | |     } else {
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:335:10
    |
335 |       else {
    |  __________^
336 | |         try!(Ok("foo"));
337 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:332:13
    |
332 |       if true {
    |  _____________^
333 | |         try!(Ok("foo"));
334 | |     }
    | |_____^

error: this `if` has identical blocks
   --> $DIR/copies.rs:347:10
    |
347 |       else {
    |  __________^
348 | |         let foo = "";
349 | |         return Ok(&foo[0..]);
350 | |     }
    | |_____^
    |
note: same as this
   --> $DIR/copies.rs:339:13
    |
339 |       if true {
    |  _____________^
340 | |         let foo = "";
341 | |         return Ok(&foo[0..]);
342 | |     }
    | |_____^

error: this `if` has the same condition as a previous if
   --> $DIR/copies.rs:361:13
    |
361 |     else if b {
    |             ^
    |
note: lint level defined here
   --> $DIR/copies.rs:353:8
    |
353 | #[deny(ifs_same_cond)]
    |        ^^^^^^^^^^^^^
note: same as this
   --> $DIR/copies.rs:359:8
    |
359 |     if b {
    |        ^

error: this `if` has the same condition as a previous if
   --> $DIR/copies.rs:366:13
    |
366 |     else if a == 1 {
    |             ^^^^^^
    |
note: same as this
   --> $DIR/copies.rs:364:8
    |
364 |     if a == 1 {
    |        ^^^^^^

error: this `if` has the same condition as a previous if
   --> $DIR/copies.rs:373:13
    |
373 |     else if 2*a == 1 {
    |             ^^^^^^^^
    |
note: same as this
   --> $DIR/copies.rs:369:8
    |
369 |     if 2*a == 1 {
    |        ^^^^^^^^

error: aborting due to 22 previous errors