https://github.com/axetroy/deno_defer

Implement Golang's defer in Deno
https://github.com/axetroy/deno_defer

deno

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Implement Golang's defer in Deno

• Host: GitHub
• URL: https://github.com/axetroy/deno_defer
• Owner: axetroy
• License: mit
• Created: 2019-03-12T11:55:08.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2019-06-26T06:59:56.000Z (about 7 years ago)
• Last Synced: 2025-04-09T11:13:53.736Z (about 1 year ago)
• Topics: deno
• Language: TypeScript
• Homepage:
• Size: 11.7 KB
• Stars: 1
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
[![Build Status](https://travis-ci.com/axetroy/deno-deferred.svg?branch=master)](https://travis-ci.com/axetroy/deno-deferred)

### Implement Golang's defer in Deno

### Use Scenes

- Destroy resource.

- Auto Commit or Rollback in Transaction.

- Defer job to do.

### Usage

run the example code with following command

```bash

deno run https://github.com/axetroy/deno_defer/raw/master/example.ts

```

```typescript

import { deferred } from "https://github.com/axetroy/deno_defer/raw/master/mod.ts";

(async () => {

  const fn = deferred(async ({ defer }) => {

    console.log("1. create database connection...");

    defer(async () => {

      console.log("5. destroy database connection!");

    });

    console.log("2. insert test data...");

    defer(async () => {

      console.log("6. remove test data!");

    });

    console.log("3. report to remote server...");

    defer(async () => {

      console.log("7. close remote connection!");

    });

    console.log("4. job done.");

  });

  await fn();

})();

// 1. create database connection...

// 2. insert test data...

// 3. report to remote server...

// 4. job done.

// 5. close remote connection!

// 6. remove test data!

// 7. destroy database connection!

// exit

```

## License

The [MIT License](https://github.com/axetroy/deno-defer/blob/master/LICENSE)