Gulp Tasks for watching building and uglying AngularJS project

gulpfile.js

var gulp = require('gulp'),
concat = require('gulp-continuous-concat'),
uglifyjs = require('gulp-uglify');
uglifycss = require('gulp-clean-css');
htmlmin = require('gulp-html-minifier');
ngAnnotate = require('gulp-ng-annotate');
watch = require('gulp-watch');


gulp.task('js', function(){
  return gulp.src(['js/app.js', 'js/config.js', 'js/directives.js', 'js/controllers.js'])
  .pipe(watch(['js/app.js', 'js/config.js', 'js/directives.js', 'js/controllers.js']))
  .pipe(concat('app.js'))
  .pipe(ngAnnotate())
  .pipe(uglifyjs())
  .pipe(gulp.dest('dist'))
});

gulp.task('css', function(){
  return gulp.src(['css/style.css', 'css/animate.css'])
  .pipe(watch(['css/style.css', 'css/animate.css']))
  .pipe(concat('app.css'))
  .pipe(uglifycss({level: {1: {specialComments: 0}}}))
  .pipe(gulp.dest('dist'))
});

gulp.task('img', function(){
  return gulp.src('img/**/*')
  .pipe(watch('img/**/*'))
  .pipe(gulp.dest('dist/img'));
});

gulp.task('view', function(){
  return gulp.src('views/**/*.html')
  .pipe(watch('views/**/*.html'))
  .pipe(htmlmin({collapseWhitespace: true, removeComments: true}))
  .pipe(gulp.dest('dist/views'));
});

gulp.task('index', function(){
  return gulp.src('index.html')
  .pipe(watch('index.html'))
  .pipe(htmlmin({collapseWhitespace: true, removeComments: true, collapseInlineTagWhitespace: true}))
  .pipe(gulp.dest('dist'));
});

gulp.task('other', function(){
  return gulp.src(['favicon.ico', 'robots.txt'])
  .pipe(watch(['favicon.ico', 'robots.txt']))
  .pipe(gulp.dest('dist'));
});

gulp.task('process',['js', 'css', 'img', 'view', 'index', 'other']);

gulp.task('default', ['process']);