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When encountering an unmet trait bound, point at local type that doesn't implement the trait: ``` error[E0277]: the trait bound `Bar<T>: Foo` is not satisfied --> $DIR/issue-64855.rs:9:19 | LL | pub struct Bar<T>(<Self as Foo>::Type) where Self: ; | ^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound | help: the trait `Foo` is not implemented for `Bar<T>` --> $DIR/issue-64855.rs:9:1 | LL | pub struct Bar<T>(<Self as Foo>::Type) where Self: ; | ^^^^^^^^^^^^^^^^^ ```
47 lines
2.0 KiB
Plaintext
47 lines
2.0 KiB
Plaintext
error[E0277]: `Helper<'a, T>` is not an iterator
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--> $DIR/inherent-bound-in-probe.rs:39:21
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LL | type IntoIter = Helper<'a, T>;
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| ^^^^^^^^^^^^^ `Helper<'a, T>` is not an iterator
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help: the trait `Iterator` is not implemented for `Helper<'a, T>`
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--> $DIR/inherent-bound-in-probe.rs:15:1
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LL | struct Helper<'a, T>
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| ^^^^^^^^^^^^^^^^^^^^
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note: required by a bound in `std::iter::IntoIterator::IntoIter`
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--> $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
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error[E0275]: overflow evaluating the requirement `&_: IntoIterator`
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--> $DIR/inherent-bound-in-probe.rs:43:9
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LL | Helper::new(&self.0)
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| ^^^^^^
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= help: consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`inherent_bound_in_probe`)
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note: required for `&BitReaderWrapper<_>` to implement `IntoIterator`
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--> $DIR/inherent-bound-in-probe.rs:33:13
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LL | impl<'a, T> IntoIterator for &'a BitReaderWrapper<T>
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| ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^
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LL | where
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LL | &'a T: IntoIterator<Item = &'a u8>,
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| ------------- unsatisfied trait bound introduced here
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= note: 126 redundant requirements hidden
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= note: required for `&BitReaderWrapper<BitReaderWrapper<BitReaderWrapper<...>>>` to implement `IntoIterator`
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note: required by a bound in `Helper`
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--> $DIR/inherent-bound-in-probe.rs:17:12
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LL | struct Helper<'a, T>
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| ------ required by a bound in this struct
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LL | where
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LL | &'a T: IntoIterator<Item = &'a u8>,
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Helper`
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= note: the full name for the type has been written to '$TEST_BUILD_DIR/inherent-bound-in-probe.long-type-$LONG_TYPE_HASH.txt'
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= note: consider using `--verbose` to print the full type name to the console
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error: aborting due to 2 previous errors
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Some errors have detailed explanations: E0275, E0277.
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For more information about an error, try `rustc --explain E0275`.
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