https://github.com/kimxogus/inject-env

Inject environment variables to string with bash syntax!
https://github.com/kimxogus/inject-env

environment-variables nodejs

Last synced: 3 months ago
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Inject environment variables to string with bash syntax!

• Host: GitHub
• URL: https://github.com/kimxogus/inject-env
• Owner: kimxogus
• License: mit
• Created: 2017-06-08T14:01:47.000Z (about 8 years ago)
• Default Branch: master
• Last Pushed: 2019-05-03T12:43:37.000Z (about 6 years ago)
• Last Synced: 2025-03-16T11:09:00.111Z (4 months ago)
• Topics: environment-variables, nodejs
• Language: JavaScript
• Homepage:
• Size: 60.5 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# inject-env

> Inject environment variables to string

[![npm version](https://img.shields.io/npm/v/inject-env.svg)](https://npmjs.org/package/inject-env)

[![npm downloads](https://img.shields.io/npm/dm/inject-env.svg)](https://npmjs.org/package/inject-env)

[![Build Status](https://travis-ci.org/kimxogus/inject-env.svg?branch=master)](https://travis-ci.org/kimxogus/inject-env)

## Installation

- npm

```bash

npm install inject-env

```

- yarn

```bash

yarn add inject-env

```

## Usage

```js

import injectEnv from 'inject-env'

const bashProfilePath = injectEnv('${HOME}/.bash_profile');   // /your/home/.bash_profile

const apiURL = injectEnv('${HTTP_PROXY}/api');                // http://proxy.url/api

// Without default value

injectEnv('${NODE_ENV}');             // undefined

// With default value

injectEnv('${NODE_ENV:-development}')  // development

// With default value

injectEnv('${NODE_ENV-development}')   // development if unset

// With substitution value

injectEnv('${NODE_ENV:+development}')  // development if value set

// With substitution value

injectEnv('${NODE_ENV+development}')   // development if set

// Does not work without '{' and '}' characters!

injectEnv('$NODE_ENV');               // $NODE_ENV

injectEnv(['${NODE_ENV}', '${PWD}'])  // [undefined, '/your/pwd']

injectEnv({a: '${NODE_ENV}', b: '${PWD}'}) // {a: undefined, b: '/your/pwd'}

```