Struct rust_releases_core::ReleaseIndex

pub struct ReleaseIndex { /* private fields */ }

A release index is a data structure holding known Rust releases.

Ordering contract

Releases must be ordered from the newest to the oldest known release.

Implementations

impl ReleaseIndex

pub fn from_source<S: Source>(source: S) -> Result<Self, <S as Source>::Error>

Create a new ReleaseIndex from a given source. Releases available in the index may vary based on the type of Source.

pub fn releases(&self) -> &[Release]

Returns a slice of releases.

pub fn most_recent(&self) -> Option<&Release>

Returns the most recent release.

Returns None if the index has not registered any release.

pub fn least_recent(&self) -> Option<&Release>

Returns the least recent (oldest) registered release.

Returns None if the index has not registered any release.

Trait Implementations

impl Debug for ReleaseIndex

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl FromIterator<Release> for ReleaseIndex

fn from_iter<T: IntoIterator<Item = Release>>(iter: T) -> Self

Create a new ReleaseIndex from a given iterable.

NB: Releases should already be sorted from the most recent to the least recent release.