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InternalData

Enum InternalData 

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pub enum InternalData {
    None,
    Bytes(Vec<u8>),
    Frame(SavedFrame),
    Table(Box<Table>),
    Cursor(Rc<Cell<u32>>),
    Buffer(Box<Buffer>),
    View(View),
    Module(Box<ModuleData>),
    Exports(Box<[PropertyKey]>),
    HostFn(HostBody),
    HostData(Rc<dyn Any>),
}
Expand description

Non-value state of an internal record.

Variants§

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None

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Bytes(Vec<u8>)

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Frame(SavedFrame)

A suspended generator or async frame; its registers are the record’s slots from FRAME_SLOTS.

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Table(Box<Table>)

A collection’s index; its entries are the record’s slots.

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Cursor(Rc<Cell<u32>>)

A collection iterator’s position, moved by compactions.

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Buffer(Box<Buffer>)

An ArrayBuffer or SharedArrayBuffer.

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View(View)

A typed array’s or DataView’s window; slot 0 is the buffer.

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Module(Box<ModuleData>)

A module record’s state.

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Exports(Box<[PropertyKey]>)

A module namespace’s export names, sorted.

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HostFn(HostBody)

A host function’s body (InternalTag::NativeData of a host closure); the record’s slots are the values it captured.

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HostData(Rc<dyn Any>)

An embedder’s value attached to a host object (InternalTag::HostData).

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impl Debug for InternalData

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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 Default for InternalData

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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> 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, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.