rust/compiler/rustc_mir_build/src/errors.rs

use rustc_macros::{LintDiagnostic, SessionDiagnostic, SessionSubdiagnostic};
use rustc_span::Span;

#[derive(LintDiagnostic)]
#[diag(mir_build::unconditional_recursion)]
#[help]
pub struct UnconditionalRecursion {
    #[label]
    pub span: Span,
    #[label(mir_build::unconditional_recursion_call_site_label)]
    pub call_sites: Vec<Span>,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_call_to_unsafe_fn_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnCallToUnsafeFunctionRequiresUnsafe<'a> {
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_call_to_unsafe_fn_requires_unsafe_nameless)]
#[note]
pub struct UnsafeOpInUnsafeFnCallToUnsafeFunctionRequiresUnsafeNameless {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_inline_assembly_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnUseOfInlineAssemblyRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_initializing_type_with_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnInitializingTypeWithRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_mutable_static_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnUseOfMutableStaticRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_extern_static_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnUseOfExternStaticRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_deref_raw_pointer_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnDerefOfRawPointerRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_union_field_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnAccessToUnionFieldRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_mutation_of_layout_constrained_field_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnMutationOfLayoutConstrainedFieldRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_borrow_of_layout_constrained_field_requires_unsafe)]
pub struct UnsafeOpInUnsafeFnBorrowOfLayoutConstrainedFieldRequiresUnsafe {
    #[label]
    pub span: Span,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unsafe_op_in_unsafe_fn_call_to_fn_with_requires_unsafe)]
#[note]
pub struct UnsafeOpInUnsafeFnCallToFunctionWithRequiresUnsafe<'a> {
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::call_to_unsafe_fn_requires_unsafe, code = "E0133")]
#[note]
pub struct CallToUnsafeFunctionRequiresUnsafe<'a> {
    #[primary_span]
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::call_to_unsafe_fn_requires_unsafe_nameless, code = "E0133")]
#[note]
pub struct CallToUnsafeFunctionRequiresUnsafeNameless {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::call_to_unsafe_fn_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct CallToUnsafeFunctionRequiresUnsafeUnsafeOpInUnsafeFnAllowed<'a> {
    #[primary_span]
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(SessionDiagnostic)]
#[diag(
    mir_build::call_to_unsafe_fn_requires_unsafe_nameless_unsafe_op_in_unsafe_fn_allowed,
    code = "E0133"
)]
#[note]
pub struct CallToUnsafeFunctionRequiresUnsafeNamelessUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::inline_assembly_requires_unsafe, code = "E0133")]
#[note]
pub struct UseOfInlineAssemblyRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::inline_assembly_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct UseOfInlineAssemblyRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::initializing_type_with_requires_unsafe, code = "E0133")]
#[note]
pub struct InitializingTypeWithRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(
    mir_build::initializing_type_with_requires_unsafe_unsafe_op_in_unsafe_fn_allowed,
    code = "E0133"
)]
#[note]
pub struct InitializingTypeWithRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::mutable_static_requires_unsafe, code = "E0133")]
#[note]
pub struct UseOfMutableStaticRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::mutable_static_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct UseOfMutableStaticRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::extern_static_requires_unsafe, code = "E0133")]
#[note]
pub struct UseOfExternStaticRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::extern_static_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct UseOfExternStaticRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::deref_raw_pointer_requires_unsafe, code = "E0133")]
#[note]
pub struct DerefOfRawPointerRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::deref_raw_pointer_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct DerefOfRawPointerRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::union_field_requires_unsafe, code = "E0133")]
#[note]
pub struct AccessToUnionFieldRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::union_field_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct AccessToUnionFieldRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::mutation_of_layout_constrained_field_requires_unsafe, code = "E0133")]
#[note]
pub struct MutationOfLayoutConstrainedFieldRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(
    mir_build::mutation_of_layout_constrained_field_requires_unsafe_unsafe_op_in_unsafe_fn_allowed,
    code = "E0133"
)]
#[note]
pub struct MutationOfLayoutConstrainedFieldRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::borrow_of_layout_constrained_field_requires_unsafe, code = "E0133")]
#[note]
pub struct BorrowOfLayoutConstrainedFieldRequiresUnsafe {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(
    mir_build::borrow_of_layout_constrained_field_requires_unsafe_unsafe_op_in_unsafe_fn_allowed,
    code = "E0133"
)]
#[note]
pub struct BorrowOfLayoutConstrainedFieldRequiresUnsafeUnsafeOpInUnsafeFnAllowed {
    #[primary_span]
    #[label]
    pub span: Span,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::call_to_fn_with_requires_unsafe, code = "E0133")]
#[note]
pub struct CallToFunctionWithRequiresUnsafe<'a> {
    #[primary_span]
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(SessionDiagnostic)]
#[diag(mir_build::call_to_fn_with_requires_unsafe_unsafe_op_in_unsafe_fn_allowed, code = "E0133")]
#[note]
pub struct CallToFunctionWithRequiresUnsafeUnsafeOpInUnsafeFnAllowed<'a> {
    #[primary_span]
    #[label]
    pub span: Span,
    pub function: &'a str,
}

#[derive(LintDiagnostic)]
#[diag(mir_build::unused_unsafe)]
pub struct UnusedUnsafe {
    #[label]
    pub span: Span,
    #[subdiagnostic]
    pub enclosing: Option<UnusedUnsafeEnclosing>,
}

#[derive(SessionSubdiagnostic)]
pub enum UnusedUnsafeEnclosing {
    #[label(mir_build::unused_unsafe_enclosing_block_label)]
    Block {
        #[primary_span]
        span: Span,
    },
    #[label(mir_build::unused_unsafe_enclosing_fn_label)]
    Function {
        #[primary_span]
        span: Span,
    },
}