// Type definitions for HashMap 1.1.0
// Project: https://github.com/flesler/hashmap
// Definitions by: Rafał Wrzeszcz <http://wrzasq.pl>
// Definitions: https://github.com/borisyankov/DefinitelyTyped

declare class HashMap<KeyType, ValueType> {
    /**
     * Return value from hashmap.
     *
     * @param key Key.
     * @return Value stored under given key.
     */
    get(key : KeyType) : ValueType;

    /**
     * Store value in hashmap.
     *
     * @param key Key.
     * @param value Value.
     */
    set(key : KeyType, value : ValueType) : void;

    /**
     * Checks if given key exists in hashmap.
     *
     * @param key Key.
     * @return Whether given key exists in hashmap.
     */
    has(key : KeyType) : boolean;

    /**
     * Removes given key from hashmap.
     *
     * @param key Key.
     */
    remove(key : KeyType) : void;

    /**
     * Returns all contained keys.
     *
     * @return List of keys.
     */
    keys() : KeyType[];

    /**
     * Returns all container values.
     *
     * @return List of values.
     */
    values() : ValueType[];

    /**
     * Returns size of hashmap (number of entries).
     *
     * @return Number of entries in hashmap.
     */
    count() : number;

    /**
     * Clears hashmap.
     */
    clear() : void;

    /**
     * Iterates over hashmap.
     *
     * @param callback Function to be invoked for every hashmap entry.
     */
    forEach(callback : (value : ValueType, key : KeyType) => void) : void;
}