A Complete GulpJS Asset Pipeline.

asset_helpers.coffee

# NodeJS Asset Helper.
fs = require 'fs'

asset_dir = './public/assets/'

pull_assets_manifest = ->
  fs.readFile asset_dir+'manifest.json', (err, file) ->
    koaris.locals.assets = JSON.parse(file)
    console.log "Refreshing Asset Manifest"
pull_assets_manifest()

if process.env.NODE_ENV is 'development'
  fs.watchFile asset_dir+'manifest.json', {interval: 1000}, pull_assets_manifest

gulpfile.js

var gulp = require('gulp');
var revdel = require('rev-del');
var rev = require('gulp-rev');
var less = require('gulp-less');
var jade = require('gulp-jade');
var concat = require('gulp-concat');
var uglify = require('gulp-uglify');
var coffee = require('gulp-coffee');
var jstConcat = require('gulp-jst-concat');
var sourcemaps = require('gulp-sourcemaps');

gulp.task('server', function () {
  nodemon({script: 'index.js', ignore: ['public/*'], ext: 'coffee jade', env: node_environment})
         //.on('restart', function () { console.log('Node server restart triggered.') });
});

gulp.task('jade', function() {
  var srcs = ['public/coffee/**/*.jade']
  return gulp.src(srcs)
             .pipe(jade())
             .pipe(jstConcat('jst.js', { renameKeys: ['^.*public/coffee/(.*).html$', '$1'] }))
             .pipe(gulp.dest('public/assets'))
});

gulp.task('less', function() {
  var srcs = ['public/less/app.less']
  return gulp.src(srcs)
             .pipe(less({compress: true}))
             .pipe(gulp.dest('public/assets'))
});

gulp.task('coffee', ['jade'], function() {
  var srcs = [
    'public/coffee/initialize.coffee', 
    'public/coffee/**/*.coffee'
  ]
  return gulp.src(srcs)
             .pipe(sourcemaps.init())
             .pipe(coffee({bare:true}))
             .pipe(concat('app.js'))
             .pipe(uglify())
             .pipe(sourcemaps.write('maps'))
             .pipe(gulp.dest('public/assets'))
});

gulp.task('rev', ['coffee', 'less', 'jade'], function() {
  var srcs = [
    'public/assets/jst.js',
    'public/assets/app.js',
    'public/assets/app.css'
  ]
  return gulp.src(srcs)
             .pipe(rev())
             .pipe(sourcemaps.write('maps'))
             .pipe(gulp.dest('public/assets'))
             .pipe(rev.manifest('manifest.json'))
             .pipe(revdel({dest: 'public/assets'}))
             .pipe(gulp.dest('public/assets'))
});

gulp.task('watch', function() {
  gulp.watch('public/less/**/*.less', ['rev']);
  gulp.watch('public/coffee/**/*.coffee', ['rev']);
  gulp.watch('public/coffee/**/*.jade', ['rev']);
});

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

package.json

{
  "dependencies": {
  },
  "devDependencies": {
    "gulp": "^3.8.11",
    "gulp-coffee": "^2.3.1",
    "gulp-concat": "^2.5.2",
    "gulp-jade": "^1.0.0",
    "gulp-jst-concat": "0.0.1",
    "gulp-less": "^3.0.3",
    "gulp-rev": "^3.0.1",
    "gulp-sourcemaps": "^1.5.2",
    "gulp-uglify": "^1.2.0",
    "rev-del": "^1.0.4"
  }
}

Just included the relevant packages from package.json that need installed.