gulpfile.js

const { parallel, watch } = require("gulp");

// Pull in each task
const fonts = require("./gulp-tasks/fonts.js");
const css = require("./gulp-tasks/css.js");
const images = require("./gulp-tasks/images.js");
const svgicons = require("./gulp-tasks/svg-store.js");

// Set each directory and contents that we want to watch and
// assign the relevant task. `ignoreInitial` set to true will
// prevent the task being run when we run `gulp watch`, but it
// will run when a file changes.
const watcher = () => {
  watch("./src/scss/**/*.scss", { ignoreInitial: true }, css);
  watch("./src/images/**/*", { ignoreInitial: true }, images);
  watch("./src/icons/**/*.svg", { ignoreInitial: true }, svgicons);
};

// The default (if someone just runs `gulp`) is to run each task in parrallel
exports.default = parallel(fonts, svgicons, css);

// Include image minifier only for pruduction, because it is quite slow
exports.production = parallel(fonts, images, svgicons, css);

// This is our watcher task that instructs gulp to watch directories and
// act accordingly
exports.watch = watcher;