config-overrides.js

module.exports = function override(config, env) {
  config.module = {
    rules: [
      {
        oneOf: [
          {
            test: /\.js$/,
            loader: "babel-loader",
            //exclude: /node_modules/,
            exclude: /node_modules\/(?!(wax-prosemirror-core|wax-prosemirror-components|wax-prosemirror-plugins|wax-prosemirror-schema|wax-prosemirror-utilities)\/).*/,
            options: {
              presets: [
                [require("@babel/preset-env"), { modules: false }],
                require("@babel/preset-react")
              ],
              plugins: [require("@babel/plugin-proposal-class-properties")]
            }
          },
          {
            test: /\.module\.css$/,
            use: [
              "style-loader",
              {
                loader: "css-loader",
                options: {
                  modules: true
                }
              }
            ]
          },
          {
            test: /\.css$/,
            use: ["style-loader", "css-loader"]
          },
          {
            test: /\.svg$/,
            use: "svg-inline-loader"
          }
        ]
      }
    ]
  };
  return config;
};