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SlotTable

Struct SlotTable 

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pub struct SlotTable { /* private fields */ }
Expand description

Storage for the groups, remembered values and nodes that one composition produced.

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impl SlotTable

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pub fn heap_bytes(&self) -> usize

Heap bytes reserved by the table for groups, payloads, nodes and anchors.

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pub fn debug_stats(&self) -> SlotTableLocalDebugStats

Returns size and count figures for this table alone, without retained or pending-drop data.

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pub fn debug_dump_groups(&self) -> Vec<(usize, Key, Option<usize>, usize)>

Returns one (group index, call site key, scope id, subtree length) tuple per group.

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pub fn debug_snapshot(&self) -> SlotDebugSnapshot

Returns a copy of the groups, anchors and scopes of this table. The retained subtree counts are zero here; the composer fills them in.

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pub fn debug_dump_slot_entries(&self) -> Vec<SlotDebugEntry>

Returns one row per group, payload and node in the table, in that order.

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impl SlotTable

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pub fn new() -> Self

Creates an empty table.

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impl Default for SlotTable

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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.