Enum rustc_resolve::ResolutionError

pub(crate) enum ResolutionError<'a> {
    GenericParamsFromOuterFunction(Res<NodeId>, HasGenericParams),
    NameAlreadyUsedInParameterList(Symbol, Span),
    MethodNotMemberOfTrait(Ident, &'a str, Option<Symbol>),
    TypeNotMemberOfTrait(Ident, &'a str, Option<Symbol>),
    ConstNotMemberOfTrait(Ident, &'a str, Option<Symbol>),
    VariableNotBoundInPattern(&'a BindingError),
    VariableBoundWithDifferentMode(Symbol, Span),
    IdentifierBoundMoreThanOnceInParameterList(Symbol),
    IdentifierBoundMoreThanOnceInSamePattern(Symbol),
    UndeclaredLabel {
        name: Symbol,
        suggestion: Option<(Ident, bool)>,
    },
    SelfImportsOnlyAllowedWithin {
        root: bool,
        span_with_rename: Span,
    },
    SelfImportCanOnlyAppearOnceInTheList,
    SelfImportOnlyInImportListWithNonEmptyPrefix,
    FailedToResolve {
        label: String,
        suggestion: Option<(Vec<(Span, String)>, String, Applicability)>,
    },
    CannotCaptureDynamicEnvironmentInFnItem,
    AttemptToUseNonConstantValueInConstant(Ident, &'static str, &'static str),
    BindingShadowsSomethingUnacceptable {
        shadowing_binding_descr: &'static str,
        name: Symbol,
        participle: &'static str,
        article: &'static str,
        shadowed_binding_descr: &'static str,
        shadowed_binding_span: Span,
    },
    ForwardDeclaredGenericParam,
    ParamInTyOfConstParam(Symbol),
    ParamInNonTrivialAnonConst {
        name: Symbol,
        is_type: bool,
    },
    SelfInGenericParamDefault,
    UnreachableLabel {
        name: Symbol,
        definition_span: Span,
        suggestion: Option<(Ident, bool)>,
    },
}

Variants

GenericParamsFromOuterFunction(Res<NodeId>, HasGenericParams)

Error E0401: can’t use type or const parameters from outer function.

Tuple Fields of GenericParamsFromOuterFunction

0: Res<NodeId>1: HasGenericParams

NameAlreadyUsedInParameterList(Symbol, Span)

Error E0403: the name is already used for a type or const parameter in this generic parameter list.

Tuple Fields of NameAlreadyUsedInParameterList

0: Symbol1: Span

MethodNotMemberOfTrait(Ident, &'a str, Option<Symbol>)

Error E0407: method is not a member of trait.

Tuple Fields of MethodNotMemberOfTrait

0: Ident1: &'a str2: Option<Symbol>

TypeNotMemberOfTrait(Ident, &'a str, Option<Symbol>)

Error E0437: type is not a member of trait.

Tuple Fields of TypeNotMemberOfTrait

0: Ident1: &'a str2: Option<Symbol>

ConstNotMemberOfTrait(Ident, &'a str, Option<Symbol>)

Error E0438: const is not a member of trait.

Tuple Fields of ConstNotMemberOfTrait

0: Ident1: &'a str2: Option<Symbol>

VariableNotBoundInPattern(&'a BindingError)

Error E0408: variable {} is not bound in all patterns.

Tuple Fields of VariableNotBoundInPattern

0: &'a BindingError

VariableBoundWithDifferentMode(Symbol, Span)

Error E0409: variable {} is bound in inconsistent ways within the same match arm.

Tuple Fields of VariableBoundWithDifferentMode

0: Symbol1: Span

IdentifierBoundMoreThanOnceInParameterList(Symbol)

Error E0415: identifier is bound more than once in this parameter list.

Tuple Fields of IdentifierBoundMoreThanOnceInParameterList

0: Symbol

IdentifierBoundMoreThanOnceInSamePattern(Symbol)

Error E0416: identifier is bound more than once in the same pattern.

Tuple Fields of IdentifierBoundMoreThanOnceInSamePattern

0: Symbol

UndeclaredLabel

Error E0426: use of undeclared label.

Fields of UndeclaredLabel

name: Symbolsuggestion: Option<(Ident, bool)>

SelfImportsOnlyAllowedWithin

Error E0429: self imports are only allowed within a { } list.

Fields of SelfImportsOnlyAllowedWithin

root: boolspan_with_rename: Span

SelfImportCanOnlyAppearOnceInTheList

Error E0430: self import can only appear once in the list.

SelfImportOnlyInImportListWithNonEmptyPrefix

Error E0431: self import can only appear in an import list with a non-empty prefix.

FailedToResolve

Error E0433: failed to resolve.

Fields of FailedToResolve

label: Stringsuggestion: Option<(Vec<(Span, String)>, String, Applicability)>

CannotCaptureDynamicEnvironmentInFnItem

Error E0434: can’t capture dynamic environment in a fn item.

AttemptToUseNonConstantValueInConstant(Ident, &'static str, &'static str)

Error E0435: attempt to use a non-constant value in a constant.

Tuple Fields of AttemptToUseNonConstantValueInConstant

0: Ident1: &'static str2: &'static str

BindingShadowsSomethingUnacceptable

Error E0530: X bindings cannot shadow Ys.

Fields of BindingShadowsSomethingUnacceptable

shadowing_binding_descr: &'static strname: Symbolparticiple: &'static strarticle: &'static strshadowed_binding_descr: &'static strshadowed_binding_span: Span

ForwardDeclaredGenericParam

Error E0128: generic parameters with a default cannot use forward-declared identifiers.

ParamInTyOfConstParam(Symbol)

ERROR E0770: the type of const parameters must not depend on other generic parameters.

Tuple Fields of ParamInTyOfConstParam

0: Symbol

ParamInNonTrivialAnonConst

generic parameters must not be used inside const evaluations.

This error is only emitted when using min_const_generics.

Fields of ParamInNonTrivialAnonConst

name: Symbolis_type: bool

SelfInGenericParamDefault

Error E0735: generic parameters with a default cannot use Self

UnreachableLabel

Error E0767: use of unreachable label

Fields of UnreachableLabel

name: Symboldefinition_span: Spansuggestion: Option<(Ident, bool)>

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 88 bytes

Size for each variant:

• GenericParamsFromOuterFunction: 27 bytes
• NameAlreadyUsedInParameterList: 15 bytes
• MethodNotMemberOfTrait: 39 bytes
• TypeNotMemberOfTrait: 39 bytes
• ConstNotMemberOfTrait: 39 bytes
• VariableNotBoundInPattern: 15 bytes
• VariableBoundWithDifferentMode: 15 bytes
• IdentifierBoundMoreThanOnceInParameterList: 7 bytes
• IdentifierBoundMoreThanOnceInSamePattern: 7 bytes
• UndeclaredLabel: 23 bytes
• SelfImportsOnlyAllowedWithin: 11 bytes
• SelfImportCanOnlyAppearOnceInTheList: 0 bytes
• SelfImportOnlyInImportListWithNonEmptyPrefix: 0 bytes
• FailedToResolve: 87 bytes
• CannotCaptureDynamicEnvironmentInFnItem: 0 bytes
• AttemptToUseNonConstantValueInConstant: 47 bytes
• BindingShadowsSomethingUnacceptable: 79 bytes
• ForwardDeclaredGenericParam: 0 bytes
• ParamInTyOfConstParam: 7 bytes
• ParamInNonTrivialAnonConst: 7 bytes
• SelfInGenericParamDefault: 0 bytes
• UnreachableLabel: 31 bytes