Struct ItemRegistry 

pub struct ItemRegistry { /* private fields */ }

Item registry — owns all registered items, validates prereq graph.

Implementations

impl ItemRegistry

pub fn new() -> Self

pub fn register(&mut self, items: Vec<Item>) -> Result<(), AriaError>

Register items. Returns Err if a cyclic prerequisite is detected.

pub fn eligible<'a>(&'a self, resolved_set: &HashSet<String>) -> Vec<&'a Item>

Returns items whose prerequisites are all satisfied by resolved_set.

pub fn get(&self, id: &str) -> Option<&Item>

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

Trait Implementations

impl Default for ItemRegistry

fn default() -> Self

Returns the “default value” for a type.