example browserify with watchify and gulp

example-browserify-gulp.js

var gulp   = require('gulp');

var livereload = require('tiny-lr');
var server = livereload();

var browserify = require('browserify');
var ngannotate = require('browserify-ngannotate');
var debowerify = require('debowerify');
var uglifyify = require('uglifyify');
var watchify = require('watchify');
var source = require('vinyl-source-stream');

var config = {
  livereload: {
    port: 35729
  },
  paths: {
    scripts: [
      'app/*.js'
    ]
  },
  build: {
    path: 'public/build'
  }
};

gulp.task('browserify', function() {
  var bundler = watchify(config.paths.script);

  function gulpBundle() {
    return bundler.bundle({
        // insertGlobals: true,
        debug: true
      })
      .pipe(source(config.build.scripts))
      .pipe(gulp.dest(config.build.path))
      .pipe(reload(server)); // if you have livereload
  }

  bundler
    .transform(ngannotate)
    .transform(uglifyify)
    .transform(debowerify)
    .on('update', gulpBundle);

  return gulpBundle();
});