webpack-config-spaceship/lib/utils.js

Webpack config to get a project off the ground fast.

const path = require('path');
const mapValues = require('lodash.mapvalues');
const groupBy = require('lodash.groupby');

const LEADING_DOT_REGEXP = /^\./;

function defaultFilter() {
  return true;
}

function identity(value) {
  return value;
}

function getAssetsFromStats(webpackStats) {
  const stats = webpackStats.toJson ? webpackStats.toJson() : webpackStats;
  return mapValues(stats.assetsByChunkName, chunkAssets => {
    let assets = Array.isArray(chunkAssets) ? chunkAssets : [chunkAssets];
    assets = assets.filter(assetName => {
      if (assetName.substr(-4) === '.map') {
        return true;
      }
      return assets.indexOf(`${assetName}.map`) !== -1;
    });
    return groupBy(assets, filePath => path.extname(filePath).replace(LEADING_DOT_REGEXP, ''));
  });
}

module.exports = {
  defaultFilter,
  identity,
  getAssetsFromStats,
};