A Webpack plugin that transforms ES5 JavaScript output to ES3. This plugin supports also source maps and handles source map transformation if needed.
npm install es5to3-webpack-plugin
In webpack.config.js
:
var ES5to3OutputPlugin = require("es5to3-webpack-plugin");
module.exports = {
// enable source map generation, if necessary
devtool: "source-map",
...
plugins: [
new ES5to3OutputPlugin()
]
};
Regular expression that will be used to filter the files within the output stream. Default: defines the file filter, default: /.js$/i
(Hint: Only JavaScript can be transformed.)