Struct MemoQuerier

pub struct MemoQuerier<'a> { /* private fields */ }

Query with a cache.

Implementations

impl<'a> MemoQuerier<'a>

pub fn new(srcinfo: &'a str) -> Self

Query the fields of a .SRCINFO file with a cache.

pub fn shrink_cache_to_fit(&mut self)

Shrink the cache’s capacity to fit its length.

Trait Implementations

impl<'a> ChecksumsMut<'a> for MemoQuerier<'a>

fn checksums_mut(&mut self) -> impl Iterator<Item = QueryChecksumItem<'a>>

impl<'a> Clone for MemoQuerier<'a>

fn clone(&self) -> MemoQuerier<'a>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'a> Debug for MemoQuerier<'a>

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

Formats the value using the given formatter.

impl<'a> QueryMut<'a> for MemoQuerier<'a>

fn query_raw_text_mut( &mut self, field_name: FieldName, ) -> impl Iterator<Item = QueryRawTextItem<'a>>

fn base_name_mut(&mut self) -> Option<Base<'a>>

fn epoch_mut(&mut self) -> Option<Epoch<'a>>

fn release_mut(&mut self) -> Option<Release<'a>>

fn version_mut(&mut self) -> Option<UpstreamVersion<'a>>

fn valid_pgp_keys_mut(&mut self) -> impl Iterator<Item = PgpKey<'a>>

fn derivative_names_mut(&mut self) -> impl Iterator<Item = Name<'a>>

fn description_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Description<'a>, ()>>

fn change_log_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, ChangeLog<'a>, ()>>

fn install_script_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, FileName<'a>, ()>>

fn url_mut(&mut self) -> impl Iterator<Item = QueryItem<'a, Url<'a>, ()>>

fn architecture_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Architecture<'a>, ()>>

fn backup_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, FilePath<'a>, ()>>

fn groups_mut(&mut self) -> impl Iterator<Item = QueryItem<'a, Group<'a>, ()>>

fn license_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, License<'a>, ()>>

fn no_extract_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, FileName<'a>, ()>>

fn options_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, BuildOption<'a>, ()>>

fn source_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Source<'a>, Option<Architecture<'a>>>>

fn dependencies_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn make_dependencies_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn check_dependencies_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn opt_dependencies_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, DependencyAndReason<'a>, Option<Architecture<'a>>>>

fn provides_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn conflicts_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn replaces_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, Dependency<'a>, Option<Architecture<'a>>>>

fn md5_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex128<'a>, Option<Architecture<'a>>>>

fn sha1_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex160<'a>, Option<Architecture<'a>>>>

fn sha224_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex224<'a>, Option<Architecture<'a>>>>

fn sha256_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex256<'a>, Option<Architecture<'a>>>>

fn sha384_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex384<'a>, Option<Architecture<'a>>>>

fn sha512_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex512<'a>, Option<Architecture<'a>>>>

fn blake2b_checksums_mut( &mut self, ) -> impl Iterator<Item = QueryItem<'a, SkipOrHex512<'a>, Option<Architecture<'a>>>>

impl ReuseAdvice for MemoQuerier<'_>

type ShouldReuse = True

MemoQuerier costs O(1) time to construct. Performing a lookup on it costs O(n) the first time and O(1) after that.

This struct is designed to be reused.