rust-clippy/tests/ui/booleans.stderr
2019-10-15 09:58:11 +02:00

203 lines
5.9 KiB
Text

error: this boolean expression contains a logic bug
--> $DIR/booleans.rs:10:13
|
LL | let _ = a && b || a;
| ^^^^^^^^^^^ help: it would look like the following: `a`
|
= note: `-D clippy::logic-bug` implied by `-D warnings`
help: this expression can be optimized out by applying boolean operations to the outer expression
--> $DIR/booleans.rs:10:18
|
LL | let _ = a && b || a;
| ^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:12:13
|
LL | let _ = !true;
| ^^^^^ help: try: `false`
|
= note: `-D clippy::nonminimal-bool` implied by `-D warnings`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:13:13
|
LL | let _ = !false;
| ^^^^^^ help: try: `true`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:14:13
|
LL | let _ = !!a;
| ^^^ help: try: `a`
error: this boolean expression contains a logic bug
--> $DIR/booleans.rs:15:13
|
LL | let _ = false && a;
| ^^^^^^^^^^ help: it would look like the following: `false`
|
help: this expression can be optimized out by applying boolean operations to the outer expression
--> $DIR/booleans.rs:15:22
|
LL | let _ = false && a;
| ^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:16:13
|
LL | let _ = false || a;
| ^^^^^^^^^^ help: try: `a`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:21:13
|
LL | let _ = !(!a && b);
| ^^^^^^^^^^ help: try: `!b || a`
error: this boolean expression contains a logic bug
--> $DIR/booleans.rs:31:13
|
LL | let _ = a == b && a != b;
| ^^^^^^^^^^^^^^^^ help: it would look like the following: `false`
|
help: this expression can be optimized out by applying boolean operations to the outer expression
--> $DIR/booleans.rs:31:13
|
LL | let _ = a == b && a != b;
| ^^^^^^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:32:13
|
LL | let _ = a == b && c == 5 && a == b;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: try
|
LL | let _ = a == b && c == 5;
| ^^^^^^^^^^^^^^^^
LL | let _ = !(c != 5 || a != b);
| ^^^^^^^^^^^^^^^^^^^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:33:13
|
LL | let _ = a == b && c == 5 && b == a;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
help: try
|
LL | let _ = a == b && c == 5;
| ^^^^^^^^^^^^^^^^
LL | let _ = !(c != 5 || a != b);
| ^^^^^^^^^^^^^^^^^^^
error: this boolean expression contains a logic bug
--> $DIR/booleans.rs:34:13
|
LL | let _ = a < b && a >= b;
| ^^^^^^^^^^^^^^^ help: it would look like the following: `false`
|
help: this expression can be optimized out by applying boolean operations to the outer expression
--> $DIR/booleans.rs:34:13
|
LL | let _ = a < b && a >= b;
| ^^^^^
error: this boolean expression contains a logic bug
--> $DIR/booleans.rs:35:13
|
LL | let _ = a > b && a <= b;
| ^^^^^^^^^^^^^^^ help: it would look like the following: `false`
|
help: this expression can be optimized out by applying boolean operations to the outer expression
--> $DIR/booleans.rs:35:13
|
LL | let _ = a > b && a <= b;
| ^^^^^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:37:13
|
LL | let _ = a != b || !(a != b || c == d);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: try
|
LL | let _ = c != d || a != b;
| ^^^^^^^^^^^^^^^^
LL | let _ = !(a == b && c == d);
| ^^^^^^^^^^^^^^^^^^^
error: this boolean expression can be simplified
--> $DIR/booleans.rs:45:13
|
LL | let _ = !a.is_some();
| ^^^^^^^^^^^^ help: try: `a.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:47:13
|
LL | let _ = !a.is_none();
| ^^^^^^^^^^^^ help: try: `a.is_some()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:49:13
|
LL | let _ = !b.is_err();
| ^^^^^^^^^^^ help: try: `b.is_ok()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:51:13
|
LL | let _ = !b.is_ok();
| ^^^^^^^^^^ help: try: `b.is_err()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:53:13
|
LL | let _ = !(a.is_some() && !c);
| ^^^^^^^^^^^^^^^^^^^^ help: try: `c || a.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:54:26
|
LL | let _ = !(!c ^ c) || !a.is_some();
| ^^^^^^^^^^^^ help: try: `a.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:55:25
|
LL | let _ = (!c ^ c) || !a.is_some();
| ^^^^^^^^^^^^ help: try: `a.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:56:23
|
LL | let _ = !c ^ c || !a.is_some();
| ^^^^^^^^^^^^ help: try: `a.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:128:8
|
LL | if !res.is_ok() {}
| ^^^^^^^^^^^^ help: try: `res.is_err()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:129:8
|
LL | if !res.is_err() {}
| ^^^^^^^^^^^^^ help: try: `res.is_ok()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:132:8
|
LL | if !res.is_some() {}
| ^^^^^^^^^^^^^^ help: try: `res.is_none()`
error: this boolean expression can be simplified
--> $DIR/booleans.rs:133:8
|
LL | if !res.is_none() {}
| ^^^^^^^^^^^^^^ help: try: `res.is_some()`
error: aborting due to 25 previous errors