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68 lines
3.0 KiB
Plaintext
68 lines
3.0 KiB
Plaintext
error[E0261]: use of undeclared lifetime name `'a`
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--> $DIR/ice-unexpected-inference-var-122549.rs:5:70
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LL | fn const_chunks_exact<const N: usize>(&self) -> ConstChunksExact<'a, T, { N }>;
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| ^^ undeclared lifetime
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help: consider introducing lifetime `'a` here
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LL | fn const_chunks_exact<'a, const N: usize>(&self) -> ConstChunksExact<'a, T, { N }>;
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| +++
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help: consider introducing lifetime `'a` here
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LL | trait ConstChunksExactTrait<'a, T> {
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| +++
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error[E0261]: use of undeclared lifetime name `'a`
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--> $DIR/ice-unexpected-inference-var-122549.rs:11:34
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LL | struct ConstChunksExact<'rem, T: 'a, const N: usize> {}
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| - ^^ undeclared lifetime
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| |
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| help: consider introducing lifetime `'a` here: `'a,`
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error[E0046]: not all trait items implemented, missing: `const_chunks_exact`
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--> $DIR/ice-unexpected-inference-var-122549.rs:9:1
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LL | fn const_chunks_exact<const N: usize>(&self) -> ConstChunksExact<'a, T, { N }>;
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| ------------------------------------------------------------------------------- `const_chunks_exact` from trait
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...
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LL | impl<T> ConstChunksExactTrait<T> for [T] {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `const_chunks_exact` in implementation
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error[E0392]: lifetime parameter `'rem` is never used
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--> $DIR/ice-unexpected-inference-var-122549.rs:11:25
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LL | struct ConstChunksExact<'rem, T: 'a, const N: usize> {}
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| ^^^^ unused lifetime parameter
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= help: consider removing `'rem`, referring to it in a field, or using a marker such as `PhantomData`
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error[E0392]: type parameter `T` is never used
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--> $DIR/ice-unexpected-inference-var-122549.rs:11:31
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LL | struct ConstChunksExact<'rem, T: 'a, const N: usize> {}
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| ^ unused type parameter
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= help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
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error[E0207]: the const parameter `N` is not constrained by the impl trait, self type, or predicates
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--> $DIR/ice-unexpected-inference-var-122549.rs:15:13
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LL | impl<'a, T, const N: usize> Iterator for ConstChunksExact<'a, T, {}> {
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| ^^^^^^^^^^^^^^ unconstrained const parameter
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= note: expressions using a const parameter must map each value to a distinct output value
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= note: proving the result of expressions other than the parameter are unique is not supported
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error[E0308]: mismatched types
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--> $DIR/ice-unexpected-inference-var-122549.rs:15:66
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LL | impl<'a, T, const N: usize> Iterator for ConstChunksExact<'a, T, {}> {
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| ^^ expected `usize`, found `()`
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error: aborting due to 7 previous errors
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Some errors have detailed explanations: E0046, E0207, E0261, E0308, E0392.
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For more information about an error, try `rustc --explain E0046`.
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