Struct ProjectionSupport 

struct ProjectionSupport<'tcx> {
    pf_vec: Vec<(usize, Ty<'tcx>)>,
    deref: bool,
    downcast: Option<VariantIdx>,
    unsupport: bool,
}

Fields

pf_vec: Vec<(usize, Ty<'tcx>)>

deref: bool

downcast: Option<VariantIdx>

unsupport: bool

Implementations

impl<'tcx> ProjectionSupport<'tcx>

pub fn pf_push(&mut self, index: usize, ty: Ty<'tcx>)

pub fn is_unsupported(&self) -> bool

pub fn has_field(&self) -> bool

pub fn has_downcast(&self) -> bool

pub fn downcast(&self) -> Option<VariantIdx>

pub fn index_needed(&self) -> usize

Trait Implementations

impl<'tcx> Debug for ProjectionSupport<'tcx>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'tcx> Default for ProjectionSupport<'tcx>

fn default() -> Self

Returns the “default value” for a type.