Code coverage report for src/storages/MapStorage.ts

# All files / src/storages MapStorage.ts

100% Statements 28/28
90% Branches 9/10
100% Functions 0/0
100% Lines 24/24

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     import { injectable } from 'inversify';

    import { IStorage } from '../interfaces/storages/IStorage';

    import { initializable } from '../decorators/Initializable';

    import { RandomGeneratorUtils } from '../utils/RandomGeneratorUtils';

    @injectable()
    export abstract class MapStorage <T> implements IStorage <T> {
        /**
         * @type {string}
         */
        @initializable()
        protected storageId: string;

        /**
         * @type {Map <string | number, T>}
         */
        @initializable()
        protected storage: Map <string | number, T>;

        /**
         * @param key
         * @returns {T}
         */
        public get (key: string | number): T {
            const value: T | undefined = this.storage.get(key);

            if (!value) {
                throw new Error(`No value found in map storage with key \`${key}\``);
            }

            return value;
        }

        /**
         * @param value
         * @returns {string | number | null}
         */
        public getKeyOf (value: T): string | number | null {
            for (const [key, storageValue] of this.storage) {
                if (value === storageValue) {
                    return key;
                }
            }

            return null;
        }

        /**
         * @returns {number}
         */
        public getLength (): number {
            return this.storage.size;
        }

        /**
         * @returns {Map <string | number, T>}
         */
        public getStorage (): Map <string | number, T> {
            return this.storage;
        }

        /**
         * @returns {string}
         */
        public getStorageId (): string {
            return this.storageId;
        }

        /**
         * @param args
         */
        public initialize (...args: any[]): void {
            this.storage = new Map <string | number, T> ();
            this.storageId = RandomGeneratorUtils.getRandomString(6);
        }

        /**
         * @param storage
         * @param mergeId
         */
        public mergeWith (storage: this, mergeId: boolean = false): void {
            this.storage = new Map <string | number, T> ([...this.storage, ...storage.getStorage()]);

            if (mergeId) {
                this.storageId = storage.getStorageId();
            }
        }

        /**
         * @param key
         * @param value
         */
        public set (key: string | number, value: T): void {
            this.storage.set(key, value);
        }
    }