https://github.com/negezor/middleware-io

⛓️ Modern middleware with promises
https://github.com/negezor/middleware-io

middleware promise

Last synced: about 2 months ago
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⛓️ Modern middleware with promises

• Host: GitHub
• URL: https://github.com/negezor/middleware-io
• Owner: negezor
• License: mit
• Created: 2017-10-29T10:29:26.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2024-06-16T12:57:01.000Z (8 months ago)
• Last Synced: 2024-12-10T05:42:07.591Z (about 2 months ago)
• Topics: middleware, promise
• Language: TypeScript
• Homepage:
• Size: 1.31 MB
• Stars: 20
• Watchers: 2
• Forks: 2
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE

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README

        












> **Middleware-IO** - Modern middleware on Promise

| 📖 [Documentation](docs/) |

|---------------------------|

## Features

1. **Self-Sufficient.** The library has zero dependencies.

2. **Reliable.** The library is written in **TypeScript** and covered by tests.

3. **Modern.** The library comes with native ESM support

3. **Powerful.** Supports following additional features:

    - The library has enough built-in snippets;

    - The middleware chain builder;

## Installation

> **[Node.js](https://nodejs.org/) 12.0.0 or newer is required**

- **Using `npm`** (recommended)

    ```shell

    npm i middleware-io

    ```

- **Using `Yarn`**

  ```shell

  yarn add middleware-io

  ```

- **Using `pnpm`**

  ```shell

  pnpm add middleware-io

  ```

## Example usage

```js

import { compose } from 'middleware-io';

const composedMiddleware = compose([

    async (context, next) => {

        // Step 1

        await next();

        // Step 4

        // Print the current date from the next middleware

        console.log(context.now);

    },

    async (context, next) => {

        // Step 2

        context.now = Date.now();

        await next();

        // Step 3

    }

]);

composedMiddleware({}, () => { /* Last handler (next) */ })

    .then(() => {

        console.log('Middleware finished work');

    })

    .catch(console.error);

```