Struct Store 

pub struct Store { /* private fields */ }

An opened artifact.

Implementations

impl Store

pub fn open(path: &Path) -> Result<Self, StoreError>

Opens the artifact at path read-only and checks its layout version.

Errors

Returns StoreError when the file cannot be opened, is not an artifact of this layout, or a table is missing.

pub fn path(&self) -> &Path

The artifact’s path.

pub fn meta(&self, key: &str) -> Result<Option<String>, StoreError>

An artifact-level fact by key.

Errors

Returns StoreError when the database cannot be read.

pub fn ordinal(&self, code: &str) -> Result<Option<Ordinal>, StoreError>

The ordinal of a native code, if the version has it.

Errors

Returns StoreError when the database cannot be read.

pub fn concept(&self, ordinal: Ordinal) -> Result<Option<Concept>, StoreError>

The concept at ordinal, if any.

Errors

Returns StoreError when the database cannot be read or the record is damaged.

pub fn designations( &self, ordinal: Ordinal, ) -> Result<Vec<Designation>, StoreError>

Every designation of ordinal, in index order.

Errors

Returns StoreError when the database cannot be read or a record is damaged.

pub fn acceptability( &self, ordinal: Ordinal, designation: u32, language_refset: u32, ) -> Result<Option<u32>, StoreError>

The acceptability ordinal of a designation in a language reference set.

Errors

Returns StoreError when the database cannot be read.

pub fn preferred( &self, ordinal: Ordinal, language_refset: u32, use_ordinal: u32, ) -> Result<Option<Designation>, StoreError>

The preferred designation of ordinal for a language reference set and designation use, as the build precomputed it.

Errors

Returns StoreError when the database cannot be read or the record is damaged.

pub fn properties( &self, ordinal: Ordinal, ) -> Result<Vec<(u32, Vec<PropertyValue>)>, StoreError>

Every property of ordinal, as (property key ordinal, values), in key order.

Errors

Returns StoreError when the database cannot be read or a record is damaged.

pub fn vocabulary( &self, kind: Vocabulary, ordinal: u32, ) -> Result<Option<String>, StoreError>

A vocabulary entry: the name of a property key, designation use, language reference set, or acceptability ordinal.

Errors

Returns StoreError when the database cannot be read.

pub fn vocabulary_ordinal( &self, kind: Vocabulary, name: &str, ) -> Result<Option<u32>, StoreError>

The ordinal of a vocabulary name, by scanning the (small) vocabulary table.

Errors

Returns StoreError when the database cannot be read.

Trait Implementations

impl Debug for Store

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

Formats the value using the given formatter.