gulpfile.js

var  gulp    = require('gulp');
var  jshint  = require('gulp-jshint');
var  stylish = require('jshint-stylish');
var  mocha   = require('gulp-mocha');
var  seq     = require('run-sequence');
var  concat  = require('gulp-concat');
var  uglify  = require('gulp-uglify');
var  logger  = require('./lib/logger');
var  nodemon = require('gulp-nodemon');
var  sass    = require('gulp-ruby-sass');
var  minCSS  = require('gulp-minify-css');
var  bower   = require('gulp-bower-files');
var  watch   = require('gulp-watch');
var  sync    = require('browser-sync');
var  open    = require('open');
var  prefix	= require("gulp-autoprefixer");
//Some names truncated or alterered to keep everything lined up. Style choice,
//can be changed

var paths = {
  scripts: ['./*.js', './lib/**/*.js', './models/**/*.js', './routes/**/*.js', './client/scripts/**/*.js'],
  clientScripts: ['./client/scripts/**/*.js'],
  styles: ['./client/styles/**/*.sass']
};

function startBrowserSync(){
  sync.init(null, {
    files: paths,
    ports: {
      min: 3001,
      max: 3002
    },
    injectChanges: false,
    logConnections: true,
    debugInfo: true
  });
}
function styles(){
  var stream = gulp.src(paths.styles)
    .pipe(sass())
    .pipe(prefix('last 2 version', 'safari 5', 'ie 9', 'ie 8', 'opera 12.1', 'ios 6', 'android 4'))
    .pipe(gulp.dest('./client/build/'))
    .pipe(minCSS())
    .pipe(gulp.dest('./public/build/'));
    return stream;
}
gulp.task('server', function () {
  nodemon({
    script: 'app.js',
    ext: 'jade js sass',
    env: { 'NODE_ENV': 'development' }
  })
    .on('start', ['test'])
    .on('change', ['test'])
    .on('restart', function () {
      
    });
});
//The bower task relies on the original author using the proper main file convention
//In the event that an author didn't do this you can override it. Check the docs for override instructions.
gulp.task('bower', function(){
  bower()
    .pipe(concat('lib.js'))
    .pipe(gulp.dest('./client/build'))
    .pipe(uglify())
    .pipe(concat('lib.min.js'))
    .pipe(gulp.dest('./public/build'))
});

gulp.task('scripts', function(){
  return gulp.src(paths.clientScripts)
    .pipe(concat('app.js'))
    .pipe(gulp.dest('./client/build'))
    .pipe(uglify())
    .pipe(concat('app.min.js'))
    .pipe(gulp.dest('./public/build'))
    .pipe(sync.reload({stream:true}));
});

gulp.task('styles', function(){
  return styles();
})

gulp.task('browserSync', ['server'], function(){
  startBrowserSync();
  setTimeout(function(){
    open('http://localhost:3000');
  }, 3000);
});
gulp.task('reloadSync', function(){
  sync.reload();
})
gulp.task('watchScripts', function(){
  gulp.watch(paths.clientScripts, ['scripts', 'reloadSync']);
})
gulp.task('watchStyles', function(){
  return watch({
    name: 'styles',
    glob: paths.styles
  }, function(){
    return styles()
      .pipe(sync.reload({stream: true, once: true}));
  });
});


gulp.task('serve', ['scripts', 'styles', 'watchScripts', 'watchStyles', 'browserSync']);

gulp.task('lint', function(){
  return gulp.src(paths.scripts)
    .pipe(jshint('.jshintrc'))
    .pipe(jshint.reporter('jshint-stylish'))
    .pipe(jshint.reporter('fail'));
});

gulp.task('mocha', function(){
  gulp.src(['./test/*.js'])
    .pipe(mocha({
      reporter: 'spec',
      globals: {
        should: require('should')
      }
    }));
});



gulp.task('test', function(cb) {
  seq('lint', 'mocha', cb);
});

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