Struct mozjs::gc::RootedTraceableBox

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pub struct RootedTraceableBox<T: Traceable + 'static> {
    ptr: *mut T,
}
Expand description

Roots any JSTraceable thing

If you have GC things like *mut JSObject or JSVal, use rooted!. If you know what you’re doing, use this.

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§ptr: *mut T

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impl<T: Traceable + 'static> RootedTraceableBox<T>

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pub fn new(traceable: T) -> RootedTraceableBox<T>

Root a JSTraceable thing for the life of this RootedTraceableBox

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pub fn from_box(boxed_traceable: Box<T>) -> RootedTraceableBox<T>

Consumes a boxed JSTraceable and roots it for the life of this RootedTraceableBox.

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pub unsafe fn ptr(&self) -> *mut T

Returns underlying pointer

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impl<T> RootedTraceableBox<Heap<T>>
where Heap<T>: Traceable + 'static, T: GCMethods + Copy,

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pub fn handle(&self) -> Handle<'_, T>

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impl<T: Traceable> DerefMut for RootedTraceableBox<T>

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

Mutably dereferences the value.
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impl<T: Traceable + 'static> Drop for RootedTraceableBox<T>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<T: Traceable + 'static> Traceable for RootedTraceableBox<T>

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unsafe fn trace(&self, trc: *mut JSTracer)

Trace self.
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impl<T: Traceable> Deref for RootedTraceableBox<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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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<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<T> Filterable for T

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fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>

Creates a filterable data provider with the given name for debugging. Read more
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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<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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. 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> ErasedDestructor for T
where T: 'static,

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impl<T> Formattable for T
where T: Deref, <T as Deref>::Target: Formattable,

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impl<T> MaybeSendSync for T

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impl<T> Parsable for T
where T: Deref, <T as Deref>::Target: Parsable,