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check uniqueness of nested fields

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This commit is contained in:
Frank King 2024-01-04 21:56:45 +08:00
parent 879a1e5713
commit 36d7e7fd3f
12 changed files with 1842 additions and 97 deletions
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53
compiler/rustc_hir_analysis/src/errors.rs
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@ -175,14 +175,51 @@ pub struct DropImplOnWrongItem {
}
#[derive(Diagnostic)]
#[diag(hir_analysis_field_already_declared, code = E0124)]
pub struct FieldAlreadyDeclared {
pub field_name: Ident,
#[primary_span]
#[label]
pub span: Span,
#[label(hir_analysis_previous_decl_label)]
pub prev_span: Span,
pub enum FieldAlreadyDeclared {
#[diag(hir_analysis_field_already_declared, code = E0124)]
NotNested {
field_name: Symbol,
#[primary_span]
#[label]
span: Span,
#[label(hir_analysis_previous_decl_label)]
prev_span: Span,
},
#[diag(hir_analysis_field_already_declared_current_nested)]
CurrentNested {
field_name: Symbol,
#[primary_span]
#[label]
span: Span,
#[note(hir_analysis_nested_field_decl_note)]
nested_field_span: Span,
#[label(hir_analysis_previous_decl_label)]
prev_span: Span,
},
#[diag(hir_analysis_field_already_declared_previous_nested)]
PreviousNested {
field_name: Symbol,
#[primary_span]
#[label]
span: Span,
#[label(hir_analysis_previous_decl_label)]
prev_span: Span,
#[note(hir_analysis_previous_nested_field_decl_note)]
prev_nested_field_span: Span,
},
#[diag(hir_analysis_field_already_declared_both_nested)]
BothNested {
field_name: Symbol,
#[primary_span]
#[label]
span: Span,
#[note(hir_analysis_nested_field_decl_note)]
nested_field_span: Span,
#[label(hir_analysis_previous_decl_label)]
prev_span: Span,
#[note(hir_analysis_previous_nested_field_decl_note)]
prev_nested_field_span: Span,
},
}
#[derive(Diagnostic)]