BUZZfriends frontend workflow gulpfile.js tweaked to work with webfonts and plumber

gulpfile.js

/**
 * BUZZfriends frontend workflow gulpfile.js
 * based on https://github.com/Insayt
 * https://gist.github.com/Insayt/272c9b81936a03884768
 * tweaked to work with webfonts and plumber
 */

'use strict';

var gulp = require('gulp');
var plumber = require('gulp-plumber');
var watch = require('gulp-watch');
var prefixer = require('gulp-autoprefixer');
var uglify = require('gulp-uglify');
var sass = require('gulp-sass');
var sourcemaps = require('gulp-sourcemaps');
var rigger = require('gulp-rigger');
var cssmin = require('gulp-minify-css');
var imagemin = require('gulp-imagemin');
var pngquant = require('imagemin-pngquant');
var rimraf = require('rimraf');
var browserSync = require('browser-sync');
var fontgen = require('gulp-fontgen');
var concatCss = require('gulp-concat-css');
var reload = browserSync.reload;

require('es6-promise').polyfill();

var path = {
  build: {
    html: 'build/',
    js: 'build/js/',
    css: 'build/css/',
    img: 'build/img/',
    fonts: 'build/fonts/'
  },
  src: {
    html: 'src/*.html',
    js: 'src/js/main.js',
    styles: 'src/styles/main.scss',
    img: 'src/img/**/*.*',
    fonts: 'src/fonts/**/*.*',
    rawfonts: 'src/rawfonts/*.{ttf,otf}'
  },
  watch: {
    html: 'src/**/*.html',
    js: 'src/js/**/*.js',
    style: 'src/styles/**/*.scss',
    img: 'src/img/**/*.*',
    fonts: 'src/fonts/**/*.*'
  },
  clean: './build'
};

var config = {
  server: {
    baseDir: './build'
  },
  // tunnel: true, // ENABLE / DISABLE tunnel
  tunnel: false,
  host: 'localhost',
  port: 9000,
  logPrefix: 'BUZZfriends_frontend'
};

gulp.task('html:build', function () {
  gulp.src(path.src.html)
    .pipe(plumber())
    .pipe(rigger())
    .pipe(gulp.dest(path.build.html))
    .pipe(reload({stream: true}));
});


gulp.task('js:build', function () {
  gulp.src(path.src.js)
    .pipe(plumber())
    .pipe(rigger())
    .pipe(sourcemaps.init()) // SOURCEMAP ON / OFF
    .pipe(uglify())
    .pipe(sourcemaps.write())
    .pipe(gulp.dest(path.build.js))
    .pipe(reload({stream: true}));
});

/**
 * process SASS
 */
gulp.task('styles:build', function () {
  gulp.src(path.src.styles)
    .pipe(plumber())
    .pipe(sourcemaps.init()) // SOURCEMAP ON / OFF
    .pipe(sass())
    .pipe(prefixer())
    .pipe(cssmin())
    .pipe(sourcemaps.write())
    .pipe(gulp.dest(path.build.css))
    .pipe(reload({stream: true}));
});

/**
 * process images
 */
gulp.task('image:build', function () {
  gulp.src(path.src.img)
    .pipe(plumber())
    .pipe(imagemin({
      progressive: true,
      svgoPlugins: [{removeViewBox: false}],
      use: [pngquant()],
      interlaced: true
    }))
    .pipe(gulp.dest(path.build.img))
    .pipe(reload({stream: true}));
});

/**
 * in case we already have webfonts, copy them to build folder
 */
gulp.task('fonts:build', function () {
  gulp.src(path.src.fonts)
    .pipe(plumber())
    .pipe(gulp.dest(path.build.fonts));
});

/**
 * convert OTF / TTF to webfonts and CSS
 */
gulp.task('webfonts:build', function () {
  gulp.src('src/rawfonts/*.{ttf,otf}')
    .pipe(plumber()).pipe(fontgen({dest: 'src/fonts/'}));
});

/**
 * concatenate fonts-CSS into a single file
 */
gulp.task('webfontscss:build', function () {
  gulp.src('src/fonts/*.css')
    .pipe(plumber()).pipe(concatCss('./fonts.css'))
    .pipe(plumber()).pipe(gulp.dest('src/fonts/'));
});

gulp.task('build', [
  'html:build',
  'js:build',
  'styles:build',
  'fonts:build',
  'image:build'
]);

gulp.task('watch', function () {
  watch([path.watch.html], function (event, cb) {
    gulp.start('html:build');
  });
  watch([path.watch.style], function (event, cb) {
    gulp.start('styles:build');
  });
  watch([path.watch.js], function (event, cb) {
    gulp.start('js:build');
  });
  watch([path.watch.img], function (event, cb) {
    gulp.start('image:build');
  });
  watch([path.watch.fonts], function (event, cb) {
    gulp.start('fonts:build');
  });
});

gulp.task('webserver', function () {
  browserSync(config);
});

gulp.task('clean', function (cb) {
  rimraf(path.clean, cb);
});

gulp.task('default', ['build', 'webserver', 'watch']);