GCType

Struct GCType 

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#[repr(transparent)]
pub struct GCType(pub c_uint);
Expand description

Applications can register callback functions which will be called before and after certain garbage collection operations. Allocations are not allowed in the callback functions, you therefore cannot manipulate objects (set or delete properties for example) since it is possible such operations will result in the allocation of objects. TODO(v8:12612): Deprecate kGCTypeMinorMarkSweep after updating blink. Applications can register callback functions which will be called before and after certain garbage collection operations. Allocations are not allowed in the callback functions, you therefore cannot manipulate objects (set or delete properties for example) since it is possible such operations will result in the allocation of objects. TODO(v8:12612): Deprecate kGCTypeMinorMarkSweep after updating blink.

Tuple Fields§

§0: c_uint

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Trait Implementations§

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impl BitAnd for v8_GCType

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type Output = v8_GCType

The resulting type after applying the & operator.
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fn bitand(self, other: Self) -> Self

Performs the & operation. Read more
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impl BitAndAssign for v8_GCType

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fn bitand_assign(&mut self, rhs: v8_GCType)

Performs the &= operation. Read more
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impl BitOr for v8_GCType

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type Output = v8_GCType

The resulting type after applying the | operator.
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fn bitor(self, other: Self) -> Self

Performs the | operation. Read more
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impl BitOrAssign for v8_GCType

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fn bitor_assign(&mut self, rhs: v8_GCType)

Performs the |= operation. Read more
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impl Clone for v8_GCType

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fn clone(&self) -> v8_GCType

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for v8_GCType

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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 Hash for v8_GCType

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for v8_GCType

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fn eq(&self, other: &v8_GCType) -> bool

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for v8_GCType

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impl Eq for v8_GCType

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impl StructuralPartialEq for v8_GCType

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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<F, T, Tag> MapFnTo<T, Tag> for F
where F: UnitType, T: MapFnFrom<F, Tag>,

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fn mapping() -> T

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fn map_fn_to(self) -> T

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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> ErasedDestructor for T
where T: 'static,