Struct TagRegistry 

pub struct TagRegistry { /* private fields */ }

Tag registry: holds all valid tags loaded from tags.yaml. Provides slug-based lookup for validation.

Implementations

impl TagRegistry

pub fn load(root: &Path) -> Result<Self, Vec<ParseError>>

Load a tag registry from {root}/tags.yaml. Returns an empty registry if the file doesn’t exist.

pub fn parse(content: &str) -> Result<Self, Vec<ParseError>>

Parse a tag registry from YAML content.

pub fn empty() -> Self

Create an empty tag registry (no tags.yaml).

pub fn get(&self, slug: &str) -> Option<&Tag>

Look up a tag by slug. Returns None if not found.

pub fn contains(&self, slug: &str) -> bool

Check if a tag slug is valid (exists in the registry).

pub fn len(&self) -> usize

Number of tags in the registry.

pub fn is_empty(&self) -> bool

Whether the registry is empty (no tags.yaml or no tags).

pub fn tags(&self) -> &[Tag]

All tags.

pub fn category_slugs(&self) -> &[String]

All category slugs.

pub fn validate_tags(&self, tags: &[String], line: usize) -> Vec<ParseError>

Validate a list of tags against the registry. Returns errors for unknown tags.

Trait Implementations

impl Debug for TagRegistry

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

Formats the value using the given formatter.