Gulp ES6 with babel: yarn add --dev gulp @babel/core @babel/preset-env @babel/register iltorb

babel.config.js

module.exports = {
  presets: [
    [
      "@babel/preset-env",
      {
        targets: {
          node: "current"
        }
      }
    ]
  ]
};

gulpfile.babel.js

import fs from "fs";
import gulp from "gulp";

/*
import del from "del";
import debug from "gulp-debug";
import rename from "gulp-rename";
import sourcemaps from "gulp-sourcemaps";
*/

// environment mode
const envMode = mode => cb => ((process.env.NODE_ENV = mode), cb());

// serve
exports.serve = gulp.series(
  // envMode("development")
);

// build (gulp)
exports.default = gulp.series(
  // envMode("production")
);