Enum rustc::middle::subst::RegionSubstsUnstable

pub enum RegionSubsts {
    ErasedRegions,
    NonerasedRegions(VecPerParamSpace<Region>),
}

[-] Expand description

Represents the values to use when substituting lifetime parameters. If the value is ErasedRegions, then this subst is occurring during trans, and all region parameters will be replaced with ty::ReStatic.

Variants

ErasedRegions
NonerasedRegions

Methods

impl RegionSubsts

fn is_erased(&self) -> bool

Trait Implementations

impl<'tcx> RegionEscape for RegionSubsts

fn has_regions_escaping_depth(&self, depth: u32) -> bool

fn has_escaping_regions(&self) -> bool

impl<'tcx> Repr<'tcx> for RegionSubsts

fn repr(&self, tcx: &ctxt) -> String

Derived Implementations

impl Debug for RegionSubsts

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

impl Hash for RegionSubsts

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

fn hash_slice<H>(data: &[Self], state: &mut H) where H: Hasher

impl Eq for RegionSubsts

fn assert_receiver_is_total_eq(&self)

impl PartialEq for RegionSubsts

fn eq(&self, __arg_0: &RegionSubsts) -> bool

fn ne(&self, __arg_0: &RegionSubsts) -> bool

impl Clone for RegionSubsts

fn clone(&self) -> RegionSubsts

fn clone_from(&mut self, source: &Self)