Struct rustc::ty::VariantDef

pub struct VariantDef {
    pub did: DefId,
    pub name: Name,
    pub discr: VariantDiscr,
    pub fields: Vec<FieldDef>,
    pub ctor_kind: CtorKind,
}

🔬 This is a nightly-only experimental API. (rustc_private)

Fields

did: DefId

🔬 This is a nightly-only experimental API. (rustc_private)

The variant's DefId. If this is a tuple-like struct, this is the DefId of the struct's ctor.

name: Name

🔬 This is a nightly-only experimental API. (rustc_private)

discr: VariantDiscr

🔬 This is a nightly-only experimental API. (rustc_private)

fields: Vec<FieldDef>

🔬 This is a nightly-only experimental API. (rustc_private)

ctor_kind: CtorKind

🔬 This is a nightly-only experimental API. (rustc_private)

Methods

impl<'a, 'gcx, 'tcx> VariantDef

fn uninhabited_from(&self,
                    visited: &mut FxHashMap<DefId, FxHashSet<&'tcx Substs<'tcx>>>,
                    tcx: TyCtxt<'a, 'gcx, 'tcx>,
                    substs: &'tcx Substs<'tcx>,
                    adt_kind: AdtKind)
                    -> DefIdForest

🔬 This is a nightly-only experimental API. (rustc_private)

Calculate the forest of DefIds from which this variant is visibly uninhabited.

impl<'a, 'gcx, 'tcx> VariantDef

fn find_field_named(&self, name: Name) -> Option<&FieldDef>

🔬 This is a nightly-only experimental API. (rustc_private)

fn index_of_field_named(&self, name: Name) -> Option<usize>

🔬 This is a nightly-only experimental API. (rustc_private)

fn field_named(&self, name: Name) -> &FieldDef

🔬 This is a nightly-only experimental API. (rustc_private)

Trait Implementations

impl Debug for VariantDef

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.