creature-features

Creature Features

Dead simple feature flags for node.js

Install

npm install creature-features --save

Configure

directory and files

- features
-- default.json (default settings)
-- development.json (settings for development environment)
-- development.{named}.json (settings for individual development environment)
-- test.json (settings for test)
-- production.json (settigns for production) 
-- {any other environment}.json

Example File

{
	"FeatureOne": true,
	"FeatureTwo": true,
	"FeatureThree": false
}

Usage

const features = require('creature-features')();

if (features.FeatureOne) {
// do something new
} else {
// do the old thing
}

In Webpack

const features = require('creature-features')();
const webpack = require('webpack');

const featureFlags = new webpack.DefinePlugin({
  FEATURES: features
});

module.exports = {
  plugins: [featureFlags],
  ...

// in a ui file
if (FEATURES.FeatureOne)

Why?

• They are useful
• More info

Advanced Usage

const creature = require('creature-features');
const prodFeatures = creature('production');
const locationFeatures = creature({location: './my-location/for-features'});
const bothFeatures = creature({location: './my-location/for-features', env: 'staging'});