6efddac288
Expand the primary span of E0277 when the immediate unmet bound is not what the user wrote:
```
error[E0277]: the trait bound `i32: Bar` is not satisfied
--> f100.rs:6:6
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6 | <i32 as Foo>::foo();
| ^^^ the trait `Bar` is not implemented for `i32`, which is required by `i32: Foo`
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help: this trait has no implementations, consider adding one
--> f100.rs:2:1
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2 | trait Bar {}
| ^^^^^^^^^
note: required for `i32` to implement `Foo`
--> f100.rs:3:14
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3 | impl<T: Bar> Foo for T {}
| --- ^^^ ^
| |
| unsatisfied trait bound introduced here
```
Fix #40120.
100 lines
3.3 KiB
Plaintext
100 lines
3.3 KiB
Plaintext
error[E0277]: the trait bound `[u16; 3]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:15:5
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LL | <u8 as Baz>::Quaks: Bar,
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| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Bar` is not implemented for `[u16; 3]`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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= help: see issue #48214
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= help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
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error[E0277]: the trait bound `[[u16; 3]; 2]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:14:5
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LL | [<u8 as Baz>::Quaks; 2]: Bar,
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Bar` is not implemented for `[[u16; 3]; 2]`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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= help: see issue #48214
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= help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
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error[E0277]: the trait bound `[u16; 3]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:21:6
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LL | impl Foo for FooImpl {}
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| ^^^ the trait `Bar` is not implemented for `[u16; 3]`, which is required by `<u8 as Baz>::Quaks: Bar`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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note: required by a bound in `Foo`
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--> $DIR/issue-67185-2.rs:15:25
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LL | trait Foo
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| --- required by a bound in this trait
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...
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LL | <u8 as Baz>::Quaks: Bar,
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| ^^^ required by this bound in `Foo`
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error[E0277]: the trait bound `[[u16; 3]; 2]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:21:6
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LL | impl Foo for FooImpl {}
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| ^^^ the trait `Bar` is not implemented for `[[u16; 3]; 2]`, which is required by `[<u8 as Baz>::Quaks; 2]: Bar`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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note: required by a bound in `Foo`
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--> $DIR/issue-67185-2.rs:14:30
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LL | trait Foo
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| --- required by a bound in this trait
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LL | where
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LL | [<u8 as Baz>::Quaks; 2]: Bar,
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| ^^^ required by this bound in `Foo`
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error[E0277]: the trait bound `[[u16; 3]; 2]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:25:14
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LL | fn f(_: impl Foo) {}
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| ^^^ the trait `Bar` is not implemented for `[[u16; 3]; 2]`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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note: required by a bound in `Foo`
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--> $DIR/issue-67185-2.rs:14:30
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LL | trait Foo
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| --- required by a bound in this trait
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LL | where
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LL | [<u8 as Baz>::Quaks; 2]: Bar,
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| ^^^ required by this bound in `Foo`
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error[E0277]: the trait bound `[u16; 3]: Bar` is not satisfied
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--> $DIR/issue-67185-2.rs:25:14
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LL | fn f(_: impl Foo) {}
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| ^^^ the trait `Bar` is not implemented for `[u16; 3]`
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= help: the following other types implement trait `Bar`:
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[u16; 4]
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[[u16; 3]; 3]
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note: required by a bound in `Foo`
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--> $DIR/issue-67185-2.rs:15:25
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LL | trait Foo
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| --- required by a bound in this trait
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...
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LL | <u8 as Baz>::Quaks: Bar,
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| ^^^ required by this bound in `Foo`
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error: aborting due to 6 previous errors
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For more information about this error, try `rustc --explain E0277`.
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