pub enum NodeSource {
Unset,
Value(Option<BoxedValue>),
}Expand description
A source for an expression node: unset, or a (possibly null) value.
Variants§
Unset
Value(Option<BoxedValue>)
Trait Implementations§
Auto Trait Implementations§
impl !RefUnwindSafe for NodeSource
impl !Send for NodeSource
impl !Sync for NodeSource
impl !UnwindSafe for NodeSource
impl Freeze for NodeSource
impl Unpin for NodeSource
impl UnsafeUnpin for NodeSource
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> ClassDefaults for Twhere
T: ?Sized,
impl<T> ClassDefaults for Twhere
T: ?Sized,
Source§fn static_constructor()
fn static_constructor()
The static constructor of a type: work done once per thread, after
the properties of the type are registered and before its first
instance exists (class handlers,
affects_render, metadata
overrides). Read more