Trait rustc_metadata::rmeta::LazyMeta

pub(in rmeta) trait LazyMeta {
    type Meta: Copy + 'static;
    pub(in rmeta) fn min_size(
        meta: Self::Meta
    ) -> usize;
}

Additional metadata for a Lazy<T> where T may not be Sized, e.g. for Lazy<[T]>, this is the length (count of T values).

Associated Types

type Meta: Copy + 'static

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Required methods

pub(in rmeta) fn min_size(
    meta: Self::Meta
) -> usize

Returns the minimum encoded size.

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Implementations on Foreign Types

impl<T> LazyMeta for [T]

type Meta = usize

pub(in rmeta) fn min_size(
    len: usize
) -> usize

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Implementors

impl<I: Idx, T> LazyMeta for Table<I, T> where
    Option<T>: FixedSizeEncoding, 

type Meta = usize

pub(in rmeta) fn min_size(
    len: usize
) -> usize

impl<T> LazyMeta for T

type Meta = ()

pub(in rmeta) fn min_size(
    _: ()
) -> usize

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