Struct Cache 

pub struct Cache { /* private fields */ }

Handle to the on-disk cache directory.

Implementations

impl Cache

pub fn open(dir: Option<PathBuf>) -> Result<Self, RssError>

Open (creating if needed) the cache. If dir is None, use the OS cache dir (~/Library/Caches/..., $XDG_CACHE_HOME/..., etc.) via the directories crate.

pub fn dir(&self) -> &Path

The cache directory path.

pub fn get(&self, feed_url: &str) -> Result<Option<CacheEntry>, RssError>

Read a cache entry for feed_url, if present and intact.

pub fn put(&self, meta: &CacheMeta, body: &[u8]) -> Result<(), RssError>

Atomically write a cache entry.

pub fn clear(&self) -> Result<usize, RssError>

Remove all cache entries, returning the number of feeds removed.

pub fn list(&self) -> Result<Vec<CacheListItem>, RssError>

List cached feeds.

Trait Implementations

impl Clone for Cache

fn clone(&self) -> Cache

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Cache

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

Formats the value using the given formatter.