clean the target dir before building

1 files changed, 5 insertions, 0 deletions

diff --git a/webpack.parts.js b/webpack.parts.js
index 347421d..8e19318 100644
--- a/webpack.parts.js
+++ b/webpack.parts.js
@@ -1,5 +1,6 @@
 const MiniCssExtractPlugin = require('mini-css-extract-plugin');
 const PurifyCSSPlugin = require('purifycss-webpack');
+const CleanWebpackPlugin = require('clean-webpack-plugin');
 
 exports.extractCSS = ({ include, exclude, use = [] }) => {
   const plugin = new MiniCssExtractPlugin({
@@ -93,3 +94,7 @@ exports.loadJavaScript = ({ include, exclude } = {}) => (
 exports.generateSourceMaps = ({ type }) => ({
   devtool: type,
 });
+
+exports.clean = path => ({
+  plugins: [new CleanWebpackPlugin([path])],
+});