Enum rustc_ap_rustc_ast::ast::WherePredicate

pub enum WherePredicate {
    BoundPredicate(WhereBoundPredicate),
    RegionPredicate(WhereRegionPredicate),
    EqPredicate(WhereEqPredicate),
}

A single predicate in a where-clause.

Variants

BoundPredicate(WhereBoundPredicate)

A type binding (e.g., for<'c> Foo: Send + Clone + 'c).

RegionPredicate(WhereRegionPredicate)

A lifetime predicate (e.g., 'a: 'b + 'c).

EqPredicate(WhereEqPredicate)

An equality predicate (unsupported).

Implementations

impl WherePredicate

pub fn span(&self) -> Span

Trait Implementations

impl Clone for WherePredicate

pub fn clone(&self) -> WherePredicate

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for WherePredicate

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

Formats the value using the given formatter.

impl<__D: Decoder> Decodable<__D> for WherePredicate

pub fn decode(__decoder: &mut __D) -> Result<Self, <__D as Decoder>::Error>

impl<__E: Encoder> Encodable<__E> for WherePredicate

pub fn encode(&self, __encoder: &mut __E) -> Result<(), <__E as Encoder>::Error>