prokizzle

const { filter, test, keys, fromPairs, map, match } = require('ramda');

const env = dotenv.config({ path: ".env.local" }).parsed;

const featureKeys = filter(test(/^FEATURE/), keys(env));
const FeatureFlags = fromPairs(map(key => [match(/FEATURE_([\w\W]+)/, key)[1], env[key]], featureKeys));

module.exports = {plugins: [new webpack.DefinePlugin({ ...env, FeatureFlags })]};
                               

prokizzle

import React from 'react';
import useFeatureFlag from './useFeatureFlag';
import RecommendationsComponent from './Recommendations.js';

const { 
  DecoratedComponent: Recommendations, 
  featureEnabled: recommendationsFeatureEnabled,
  FeatureFlag
} = useFeatureFlag({
  Component: RecommendationsComponent,