gulp-notify.js

var gulp      = require('gulp')
  , plumber   = require('gulp-plumber')
  , notify    = require('gulp-notify')
  , stylus    = require('gulp-stylus')
  , sync      = require('browser-sync')

gulp.task('stylus', function() {
  return gulp.src('build/stylus/site.styl')
    .pipe(plumber({
      errorHandler: notify.onError({
        sound: 'Purr',
        title: "Stylus Error:",
        message:  "<%= error.fileName %> on line <%=error.line %>: <%= error.message %>"})
    }))
    .pipe(stylus({
      use: [nib(), jeet(), rupture()],
      compress: true,
      linenos: false
    }))
    .pipe(gulp.dest(destinations.styles))
    .pipe(refresh())
})