Trait abin::ExcessShrink

pub trait ExcessShrink {
    fn shrink(len: usize, excess: usize) -> ShrinkResult;
}

Gives information whether the system should shrink a vector's excess (capacity - len).

Required methods

fn shrink(len: usize, excess: usize) -> ShrinkResult

Returns a result whether the vector should be shrunk.

excess: Vec::len() - Vec::capacity().

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Implementors

impl ExcessShrink for DefaultExcessShrink

fn shrink(len: usize, excess: usize) -> ShrinkResult

impl ExcessShrink for NeverShrink

fn shrink(_len: usize, _capacity: usize) -> ShrinkResult

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