Struct gluon_vm::gc::Borrow

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pub struct Borrow<'a, T>(/* private fields */);

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impl<'gc, T> Borrow<'gc, T>

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pub fn new(value: &'gc T) -> Borrow<'gc, T::Value>
where T: CloneUnrooted,

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pub fn from_static(value: T) -> Self
where T: 'static,

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pub fn map<U>(&self, f: impl FnOnce(&T) -> &U) -> Borrow<'gc, U::Value>
where U: CloneUnrooted,

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pub unsafe fn map_unrooted<U>(self, f: impl FnOnce(T) -> U) -> Borrow<'gc, U>

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pub unsafe fn unrooted(self) -> T

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pub fn as_lifetime(&self) -> &'gc ()

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impl<'a, T: ?Sized> Borrow<'a, GcPtr<T>>

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pub fn as_ref(&self) -> &'a T

Trait Implementations§

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impl<T> CloneUnrooted for Borrow<'_, T>
where T: CloneUnrooted,

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type Value = <T as CloneUnrooted>::Value

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unsafe fn clone_unrooted(&self) -> Self::Value

Creates a clone of the value that is not rooted. To ensure safety the value must be forgotten or rooted before the next garbage collection
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impl<'a, T> DataDef for Borrow<'a, T>
where T: DataDef, T::Value: Sized,

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type Value = <T as DataDef>::Value

The type of the value allocated.
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fn size(&self) -> usize

Returns how many bytes need to be allocted for this DataDef
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fn initialize(self, result: WriteOnly<'_, Self::Value>) -> &mut Self::Value

Consumes self to initialize the allocated value. Returns the initialized pointer.
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fn fields(&self) -> Option<&[InternedStr]>

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fn tag(&self) -> Option<&InternedStr>

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impl<'a, T: Debug> Debug for Borrow<'a, T>

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

Formats the value using the given formatter. Read more
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impl<T> Deref for Borrow<'_, T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &T

Dereferences the value.
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impl<T> DerefMut for Borrow<'_, T>

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fn deref_mut(&mut self) -> &mut T

Mutably dereferences the value.
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impl<'gc> From<Borrow<'gc, GcPtr<Box<dyn Userdata>>>> for Variants<'gc>

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fn from(v: GcRef<'gc, Box<dyn Userdata>>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<ClosureData>>> for Variants<'gc>

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fn from(v: GcRef<'gc, ClosureData>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<DataStruct>>> for Variants<'gc>

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fn from(v: GcRef<'gc, DataStruct>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<ExternFunction>>> for Variants<'gc>

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fn from(v: GcRef<'gc, ExternFunction>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<PartialApplicationData>>> for Variants<'gc>

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fn from(v: GcRef<'gc, PartialApplicationData>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<Thread>>> for Variants<'gc>

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fn from(v: GcRef<'gc, Thread>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<ValueArray>>> for Variants<'gc>

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fn from(v: GcRef<'gc, ValueArray>) -> Self

Converts to this type from the input type.
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impl<'gc> From<Borrow<'gc, GcPtr<ValueStr>>> for Variants<'gc>

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fn from(v: GcRef<'gc, ValueStr>) -> Self

Converts to this type from the input type.
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impl<'gc, T: ?Sized> From<Borrow<'gc, OwnedPtr<T>>> for GcRef<'gc, T>

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fn from(ptr: OwnedGcRef<'gc, T>) -> Self

Freezes self into a shared pointer

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impl<'a, T: PartialEq> PartialEq for Borrow<'a, T>

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fn eq(&self, other: &Borrow<'a, T>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<'a, T: StackPrimitive + 'a> StackPrimitive for Borrow<'a, T>

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fn push_to(&self, stack: &mut Stack)

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fn extend_to<'b, I>(iter: I, stack: &mut Stack)
where I: IntoIterator<Item = &'b Self>, Self: 'b,

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impl<'a, T: Trace> Trace for Borrow<'a, T>

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fn trace(&self, gc: &mut Gc)

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unsafe fn root(&mut self)

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unsafe fn unroot(&mut self)

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impl<'a, T: Eq> Eq for Borrow<'a, T>

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impl<'a, T> StructuralEq for Borrow<'a, T>

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impl<'a, T> StructuralPartialEq for Borrow<'a, T>

Auto Trait Implementations§

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impl<'a, T> RefUnwindSafe for Borrow<'a, T>
where T: RefUnwindSafe,

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impl<'a, T> Send for Borrow<'a, T>
where T: Send + Sync,

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impl<'a, T> Sync for Borrow<'a, T>
where T: Sync,

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impl<'a, T> Unpin for Borrow<'a, T>
where T: Unpin,

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impl<'a, T> UnwindSafe for Borrow<'a, T>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<Id> AsId<Id> for Id
where Id: ?Sized,

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fn as_id(&self) -> &Id

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<Choices> CoproductSubsetter<CNil, HNil> for Choices

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type Remainder = Choices

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fn subset( self ) -> Result<CNil, <Choices as CoproductSubsetter<CNil, HNil>>::Remainder>

Extract a subset of the possible types in a coproduct (or get the remaining possibilities) Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastArc for T
where T: Downcast + Send + Sync,

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fn into_arc_any(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<D, T> FromPtr<D> for T

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unsafe fn make_ptr(_: D, ptr: *mut ()) -> *mut T

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U, I> LiftInto<U, I> for T
where U: LiftFrom<T, I>,

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fn lift_into(self) -> U

Performs the indexed conversion.
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impl<Source> Sculptor<HNil, HNil> for Source

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type Remainder = Source

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fn sculpt(self) -> (HNil, <Source as Sculptor<HNil, HNil>>::Remainder)

Consumes the current HList and returns an HList with the requested shape. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> Any for T
where T: Any,

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impl<T> Captures<'_> for T

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impl<T> CloneAny for T
where T: Any + Clone,