```import CacheDb from "./js-dos-cache-db";
import CacheNoop from "./js-dos-cache-noop";
import { DosModule } from "./js-dos-module";

export interface ICache {
    put: (key: string, data: any, onflush: () => void) => void;
    get: (key: string, ondata: (data: any) => void, onerror: (msg: string) => void) => void;
    forEach: (each: (key: string, value: any) => void, onend: () => void) => void;
}

export default function openCache(module: DosModule, onready: (cache: ICache) => void) {
    new CacheDb(module.version, onready, (msg: string) => {
        if (module.log !== undefined) {
            module.log("ERR! Can't initalize cache, cause: " + msg);
        }
        onready(new CacheNoop());
    });
}

```