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rust-clippy/tests/ui/significant_drop_in_scrutinee.stderr

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error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:55:11
|
LL | match mutex.lock().unwrap().foo() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | true => {
LL | mutex.lock().unwrap().bar();
| --------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
= note: `-D clippy::significant-drop-in-scrutinee` implied by `-D warnings`
help: try moving the temporary above the match
|
LL ~ let value = mutex.lock().unwrap().foo();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:141:11
|
LL | match s.lock_m().get_the_value() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | println!("{}", s.lock_m().get_the_value());
| ---------- another value with significant `Drop` created here
...
LL | }
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = s.lock_m().get_the_value();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:162:11
|
LL | match s.lock_m_m().get_the_value() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | println!("{}", s.lock_m().get_the_value());
| ---------- another value with significant `Drop` created here
...
LL | }
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = s.lock_m_m().get_the_value();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:210:11
|
LL | match counter.temp_increment().len() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = counter.temp_increment().len();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:233:16
|
LL | match (mutex1.lock().unwrap().s.len(), true) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex1.lock().unwrap().s.len();
LL ~ match (value, true) {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:242:22
|
LL | match (true, mutex1.lock().unwrap().s.len(), true) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex1.lock().unwrap().s.len();
LL ~ match (true, value, true) {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:252:16
|
LL | match (mutex1.lock().unwrap().s.len(), true, mutex2.lock().unwrap().s.len()) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex1.lock().unwrap().s.len();
LL ~ match (value, true, mutex2.lock().unwrap().s.len()) {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:252:54
|
LL | match (mutex1.lock().unwrap().s.len(), true, mutex2.lock().unwrap().s.len()) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex2.lock().unwrap().s.len();
LL ~ match (mutex1.lock().unwrap().s.len(), true, value) {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:263:15
|
LL | match mutex3.lock().unwrap().s.as_str() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:273:22
|
LL | match (true, mutex3.lock().unwrap().s.as_str()) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:292:11
|
LL | match mutex.lock().unwrap().s.len() > 1 {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | true => {
LL | mutex.lock().unwrap().s.len();
| --------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex.lock().unwrap().s.len() > 1;
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:299:11
|
LL | match 1 < mutex.lock().unwrap().s.len() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | true => {
LL | mutex.lock().unwrap().s.len();
| --------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = 1 < mutex.lock().unwrap().s.len();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:317:11
|
LL | match mutex1.lock().unwrap().s.len() < mutex2.lock().unwrap().s.len() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len(),
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len()
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex1.lock().unwrap().s.len() < mutex2.lock().unwrap().s.len();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:328:11
|
LL | match mutex1.lock().unwrap().s.len() >= mutex2.lock().unwrap().s.len() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | mutex1.lock().unwrap().s.len(),
| ---------------------- another value with significant `Drop` created here
LL | mutex2.lock().unwrap().s.len()
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex1.lock().unwrap().s.len() >= mutex2.lock().unwrap().s.len();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:363:11
|
LL | match get_mutex_guard().s.len() > 1 {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | true => {
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = get_mutex_guard().s.len() > 1;
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:380:11
|
LL | match match i {
| ___________^
LL | | 100 => mutex1.lock().unwrap(),
LL | | _ => mutex2.lock().unwrap(),
LL | | }
LL | | .s
LL | | .len()
LL | | > 1
| |___________^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = match i {
LL + 100 => mutex1.lock().unwrap(),
LL + _ => mutex2.lock().unwrap(),
LL + }
LL + .s
LL + .len()
LL + > 1;
LL ~ match value
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:406:11
|
LL | match if i > 1 {
| ___________^
LL | | mutex1.lock().unwrap()
LL | | } else {
LL | | mutex2.lock().unwrap()
... |
LL | | .len()
LL | | > 1
| |___________^
...
LL | mutex1.lock().unwrap().s.len();
| ---------------------- another value with significant `Drop` created here
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = if i > 1 {
LL + mutex1.lock().unwrap()
LL + } else {
LL + mutex2.lock().unwrap()
LL + }
LL + .s
LL + .len()
LL + > 1;
LL ~ match value
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:460:11
|
LL | match s.lock().deref().deref() {
| ^^^^^^^^^^^^^^^^^^^^^^^^
LL | 0 | 1 => println!("Value was less than 2"),
LL | _ => println!("Value is {}", s.lock().deref()),
| ---------------- another value with significant `Drop` created here
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match and create a copy
|
LL ~ let value = *s.lock().deref().deref();
LL ~ match value {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:488:11
|
LL | match s.lock().deref().deref() {
| ^^^^^^^^^^^^^^^^^^^^^^^^
LL | matcher => println!("Value is {}", s.lock().deref()),
| ---------------- another value with significant `Drop` created here
LL | _ => println!("Value was not a match"),
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:507:11
|
LL | match mutex.lock().unwrap().i = i {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | _ => {
LL | println!("{}", mutex.lock().unwrap().i);
| --------------------- another value with significant `Drop` created here
LL | },
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ mutex.lock().unwrap().i = i;
LL ~ match () {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:513:11
|
LL | match i = mutex.lock().unwrap().i {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | _ => {
LL | println!("{}", mutex.lock().unwrap().i);
| --------------------- another value with significant `Drop` created here
LL | },
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ i = mutex.lock().unwrap().i;
LL ~ match () {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:519:11
|
LL | match mutex.lock().unwrap().i += 1 {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | _ => {
LL | println!("{}", mutex.lock().unwrap().i);
| --------------------- another value with significant `Drop` created here
LL | },
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ mutex.lock().unwrap().i += 1;
LL ~ match () {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:525:11
|
LL | match i += mutex.lock().unwrap().i {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | _ => {
LL | println!("{}", mutex.lock().unwrap().i);
| --------------------- another value with significant `Drop` created here
LL | },
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ i += mutex.lock().unwrap().i;
LL ~ match () {
|
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:588:11
|
LL | match rwlock.read().unwrap().to_number() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
error: temporary with significant `Drop` in `for` loop condition will live until the end of the `for` expression
--> $DIR/significant_drop_in_scrutinee.rs:598:14
|
LL | for s in rwlock.read().unwrap().iter() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | println!("{}", s);
LL | }
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
error: temporary with significant `Drop` in `match` scrutinee will live until the end of the `match` expression
--> $DIR/significant_drop_in_scrutinee.rs:613:11
|
LL | match mutex.lock().unwrap().foo() {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | };
| - temporary lives until here
|
= note: this might lead to deadlocks or other unexpected behavior
help: try moving the temporary above the match
|
LL ~ let value = mutex.lock().unwrap().foo();
LL ~ match value {
|
error: aborting due to 26 previous errors
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