pub struct TypeVarId(/* private fields */);Expand description
Unique identifier for a type variable.
Type variables represent unknown types during constraint generation. They are resolved to concrete types during unification.
Implementations§
Trait Implementations§
impl Copy for TypeVarId
impl Eq for TypeVarId
impl StructuralPartialEq for TypeVarId
Auto Trait Implementations§
impl Freeze for TypeVarId
impl RefUnwindSafe for TypeVarId
impl Send for TypeVarId
impl Sync for TypeVarId
impl Unpin for TypeVarId
impl UnwindSafe for TypeVarId
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Checks if this value is equivalent to the given key. Read more
§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key and return true if they are equal.§impl<T> Instrument for T
impl<T> Instrument for T
§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
§impl<'src, T> IntoMaybe<'src, T> for Twhere
T: 'src,
impl<'src, T> IntoMaybe<'src, T> for Twhere
T: 'src,
§impl<'p, T> Seq<'p, T> for Twhere
T: Clone,
impl<'p, T> Seq<'p, T> for Twhere
T: Clone,
§type Iter<'a> = Once<&'a T>
where
T: 'a
type Iter<'a> = Once<&'a T> where T: 'a
An iterator over the items within this container, by reference.
§fn contains(&self, val: &T) -> boolwhere
T: PartialEq,
fn contains(&self, val: &T) -> boolwhere
T: PartialEq,
Check whether an item is contained within this sequence.
§fn to_maybe_ref<'b>(item: <T as Seq<'p, T>>::Item<'b>) -> Maybe<T, &'p T>where
'p: 'b,
fn to_maybe_ref<'b>(item: <T as Seq<'p, T>>::Item<'b>) -> Maybe<T, &'p T>where
'p: 'b,
Convert an item of the sequence into a [
MaybeRef].