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5b54286640
Remove the "which is required by `{root_obligation}`" post-script in
"the trait `X` is not implemented for `Y`" explanation in E0277. This
information is already conveyed in the notes explaining requirements,
making it redundant while making the text (particularly in labels)
harder to read.
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
vs the prior
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`, which is required by `Option<NotCopy>: Copy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
38 lines
1.2 KiB
Plaintext
38 lines
1.2 KiB
Plaintext
error[E0277]: `Rc<()>` cannot be sent between threads safely
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--> $DIR/no-send-res-ports.rs:25:19
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LL | thread::spawn(move|| {
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| ------------- ^-----
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| | |
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| _____|_____________within this `{closure@$DIR/no-send-res-ports.rs:25:19: 25:25}`
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| | |
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| | required by a bound introduced by this call
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LL | |
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LL | | let y = x;
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LL | | println!("{:?}", y);
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LL | | });
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| |_____^ `Rc<()>` cannot be sent between threads safely
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= help: within `{closure@$DIR/no-send-res-ports.rs:25:19: 25:25}`, the trait `Send` is not implemented for `Rc<()>`
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note: required because it appears within the type `Port<()>`
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--> $DIR/no-send-res-ports.rs:5:8
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LL | struct Port<T>(Rc<T>);
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| ^^^^
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note: required because it appears within the type `Foo`
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--> $DIR/no-send-res-ports.rs:9:12
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LL | struct Foo {
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| ^^^
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note: required because it's used within this closure
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--> $DIR/no-send-res-ports.rs:25:19
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LL | thread::spawn(move|| {
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| ^^^^^^
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note: required by a bound in `spawn`
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--> $SRC_DIR/std/src/thread/mod.rs:LL:COL
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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