pub(crate) enum SymbolSubstitution<T> {
AsIs(T),
Hit(SimpleSpan, Script, ArithmeticExpression),
Omit,
Zero(SimpleSpan),
}
Expand description
Indicates how some particular macro parameter should be processed.
Variants§
Trait Implementations§
Source§impl<T: Clone> Clone for SymbolSubstitution<T>
impl<T: Clone> Clone for SymbolSubstitution<T>
Source§fn clone(&self) -> SymbolSubstitution<T>
fn clone(&self) -> SymbolSubstitution<T>
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreSource§impl<T: Debug> Debug for SymbolSubstitution<T>
impl<T: Debug> Debug for SymbolSubstitution<T>
Source§impl<T: PartialEq> PartialEq for SymbolSubstitution<T>
impl<T: PartialEq> PartialEq for SymbolSubstitution<T>
impl<T: Eq> Eq for SymbolSubstitution<T>
impl<T> StructuralPartialEq for SymbolSubstitution<T>
Auto Trait Implementations§
impl<T> Freeze for SymbolSubstitution<T>where
T: Freeze,
impl<T> RefUnwindSafe for SymbolSubstitution<T>where
T: RefUnwindSafe,
impl<T> Send for SymbolSubstitution<T>where
T: Send,
impl<T> Sync for SymbolSubstitution<T>where
T: Sync,
impl<T> Unpin for SymbolSubstitution<T>where
T: Unpin,
impl<T> UnwindSafe for SymbolSubstitution<T>where
T: UnwindSafe,
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
].