const webpack = require('webpack'); const webpackMerge = require('webpack-merge'); const testConfig = require('./webpack.test.js'); const helpers = require('./helpers'); module.exports = webpackMerge(testConfig, { module: { rules: [ { enforce: 'post', test: /^(?!(.*spec|index|.*mock|.*model|.*event)).*\.ts?$/, include: [helpers.root('src')], loader: 'istanbul-instrumenter-loader', exclude: [ /node_modules/, /test/ ] } ] } });