Struct ItemRatingDatabase 

pub struct ItemRatingDatabase {
    pub ratings: HashMap<u32, ItemRating>,
}

Fields

ratings: HashMap<u32, ItemRating>

Implementations

impl ItemRatingDatabase

pub fn new() -> Self

pub fn add(&mut self, rating: ItemRating)

pub fn get(&self, item_id: u32) -> Option<&ItemRating>

pub fn top_items(&self, n: usize) -> Vec<&ItemRating>

pub fn grade_distribution(&self) -> HashMap<&'static str, usize>

Trait Implementations

impl Clone for ItemRatingDatabase

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ItemRatingDatabase

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

Formats the value using the given formatter.

impl Default for ItemRatingDatabase

fn default() -> Self

Returns the “default value” for a type.