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Reject early-bound params in the type of assoc const bindings

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León Orell Valerian Liehr 2023-12-28 18:51:53 +01:00
parent 3b85d2c7fc
commit d26c5723e7
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5 changed files with 270 additions and 10 deletions
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18
compiler/rustc_hir_analysis/messages.ftl
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@ -316,6 +316,22 @@ hir_analysis_opaque_captures_higher_ranked_lifetime = `impl Trait` cannot captur
.label = `impl Trait` implicitly captures all lifetimes in scope
.note = lifetime declared here
hir_analysis_param_in_ty_of_assoc_const_binding =
the type of the associated constant `{$assoc_const}` must not depend on {$param_category ->
[self] `Self`
[synthetic] `impl Trait`
*[normal] generic parameters
}
.label = its type must not depend on {$param_category ->
[self] `Self`
[synthetic] `impl Trait`
*[normal] the {$param_def_kind} `{$param_name}`
}
.param_defined_here_label = {$param_category ->
[synthetic] the `impl Trait` is specified here
*[normal] the {$param_def_kind} `{$param_name}` is defined here
}
hir_analysis_paren_sugar_attribute = the `#[rustc_paren_sugar]` attribute is a temporary means of controlling which traits can use parenthetical notation
.help = add `#![feature(unboxed_closures)]` to the crate attributes to use it
@ -431,6 +447,8 @@ hir_analysis_transparent_non_zero_sized_enum = the variant of a transparent {$de
.label = needs at most one field with non-trivial size or alignment, but has {$field_count}
.labels = this field has non-zero size or requires alignment
hir_analysis_ty_of_assoc_const_binding_note = `{$assoc_const}` has type `{$ty}`
hir_analysis_ty_param_first_local = type parameter `{$param_ty}` must be covered by another type when it appears before the first local type (`{$local_type}`)
.label = type parameter `{$param_ty}` must be covered by another type when it appears before the first local type (`{$local_type}`)
.note = implementing a foreign trait is only possible if at least one of the types for which it is implemented is local, and no uncovered type parameters appear before that first local type