Django. Web-case template. Gulp-task example to minify images

base.babel.js

import gulp from 'gulp'

import * as stylus from './tasks/stylus'
import * as templates from './tasks/templates'
import * as pub from './tasks/public'
import * as images from './tasks/images'

gulp.task('images', images.dev)
gulp.task('public', pub.dev)
gulp.task('stylus', stylus.dev)
gulp.task('templates', templates.dev)


gulp.task('watch', (done) => {		
  pub.watch('public')
  images.watch('images')
  stylus.watch('stylus')
  templates.watch('templates')

  done()
})

gulp.task('default', ['watch'])

images.js

import gulp from 'gulp'

import { errorPipeWrapper } from './utils'
import { P as p, R as r } from '../../paths'

export const src = [
  `${p.src.public}img/**/*`,

]
export const basedir = `${p.src.public}img/`
export const glob = src
export const dest = `${r.dest}markup/static/img/`

export const dev = function (done) {
  var imagemin   = require('gulp-imagemin')
  var cache       = require('gulp-cache')
  var pngquant    = require('imagemin-pngquant')

  errorPipeWrapper(gulp.src(src)) // Берем все изображения
  .pipe(cache(imagemin({  // Сжимаем их с наилучшими настройками с учетом кеширования
            interlaced: true,
            progressive: true,
            svgoPlugins: [{removeViewBox: false}],
            use: [pngquant()]
        })))
  .pipe(gulp.dest(dest)) // Выгружаем на продакшен
  .on('end', done)
}

export const watch = function (task) {
  let watcher = require('gulp-watch')
  let batch = require('gulp-batch')

  watcher(glob, batch((events, done) => gulp.start(task, done)))
}