An in-memory implementation for the Repository pattern for data persistence.

Usage no npm install needed!

<script type="module">
  import omegalabsRepoInMemory from 'https://cdn.skypack.dev/@omegalabs/repo-in-memory';


In-Memory Repository

This module is intended for use with the omega-repository-core package. When used with the omega-repository-core package this module provides an implementation of the omega-repository-core interface for a JSON file-based database.

Installation and Use

  1. Do an npm install @seanttaylor/omega-repo-inmemory to install the package on your local machine.
  2. Require the package in your project along with the @seanttaylor/omega-repository-core package.
  3. Instantiate the omega-repo-inmemory package with options (see Configuration Options below.)
  4. Instantiate the omega-repository-core package, providing the omega-repo-inmemory as an argument.

For detailed explanation of the API see the repository-core documentation.


Run the unit tests for omega-repo-inmemory with the npm test command. The test suite will produce a report afer the test run is complete.

Example Usage

const inMemoryRepo = require('@seanttaylor/omega-repo-inmemory)();
const Repository = require('@seanttaylor/omega-repository-core)
const beerRepo = Repository(inMemoryRepo);
const beer = {
    name: 'Indiana Pale Ale',
    kind: 'ale'

const result = await beerRepo.add(beer, 'beers_collection');
    error: null,
    status: 'ok',
    data: [
            _id: '5e2f99c9fa38672ff424622b'
            name: 'Indiana Pale Ale',
            kind: 'ale',
            _createdAt: '2020-01-28T02:19:33Z'

const searchResult = await beerRepo.findOne('5e2f99c9fa38672ff424622b', 'beers_table);
    Same output as above.

Configuration Options

Fields and acceptable values for the options object of omega-repo-inmemory.

option type default description
Currently no configuration options available for this repo.