ContextScope

Struct ContextScope 

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pub struct ContextScope<'borrow, 'scope, P: ClearCachedContext> { /* private fields */ }
Expand description

Stack-allocated class which sets the execution context for all operations executed within a local scope. After entering a context, all code compiled and run is compiled and run in this context.

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impl<'scope, 'obj: 'scope, 'ct, P: NewContextScope<'scope, 'ct> + ClearCachedContext> ContextScope<'scope, 'obj, P>

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pub fn new(param: &'scope mut P, context: Local<'ct, Context>) -> P::NewScope

Methods from Deref<Target = PinnedRef<'p, P>>§

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pub fn as_mut_ref(&mut self) -> PinnedRef<'_, T>

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impl<C> AsRef<Isolate> for ContextScope<'_, '_, CallbackScope<'_, C>>

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fn as_ref(&self) -> &Isolate

Converts this type into a shared reference of the (usually inferred) input type.
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impl<C> AsRef<Isolate> for ContextScope<'_, '_, HandleScope<'_, C>>

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fn as_ref(&self) -> &Isolate

Converts this type into a shared reference of the (usually inferred) input type.
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impl<'p, P: ClearCachedContext> Deref for ContextScope<'_, 'p, P>

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type Target = PinnedRef<'p, P>

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<P: ClearCachedContext> DerefMut for ContextScope<'_, '_, P>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.
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impl<P> Drop for ContextScope<'_, '_, P>
where P: ClearCachedContext,

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl<'borrow, 'scope, P> Freeze for ContextScope<'borrow, 'scope, P>

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impl<'borrow, 'scope, P> RefUnwindSafe for ContextScope<'borrow, 'scope, P>
where P: RefUnwindSafe,

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impl<'borrow, 'scope, P> !Send for ContextScope<'borrow, 'scope, P>

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impl<'borrow, 'scope, P> !Sync for ContextScope<'borrow, 'scope, P>

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impl<'borrow, 'scope, P> Unpin for ContextScope<'borrow, 'scope, P>

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impl<'borrow, 'scope, P> !UnwindSafe for ContextScope<'borrow, 'scope, P>

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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> 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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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,