gulpfile.js

var gulp    = require('gulp'),
    plugins = require('gulp-load-plugins')(),
    mochaPhantomJS = require('gulp-mocha-phantomjs');

function updateVersion(importance) {
  return gulp.src(['./package.json', './bower.json'])
    .pipe(plugins.bump({ type: importance }))
    .pipe(gulp.dest('./'));
}

gulp.task('patch',   function() { return updateVersion('patch'); });
gulp.task('feature', function() { return updateVersion('minor'); });
gulp.task('release', function() { return updateVersion('major'); });

gulp.task('webserver', function () {
  return gulp.src('.')
    .pipe(plugins.webserver({
      port: 4054,
      open: 'spec/runner.html',
      livereload: {
        enable: true,
        port: 4055
      }
    }));
});

gulp.task('test', function () {
  return gulp
    .src('spec/runner.html')
    .pipe(mochaPhantomJS());
});

gulp.task('js', function () {
  var pkg = require('./package.json');

  gulp.src("./index.js")
    .pipe(plugins.replace('{{ version }}', pkg.version))
    .pipe(plugins.rename('knockout-paging.js'))
    .pipe(gulp.dest('./dist'))
    .pipe(plugins.uglify())
    .pipe(plugins.rename('knockout-paging.min.js'))
    .pipe(gulp.dest('./dist'));
});

gulp.task('watch', ['js'], function () {
  gulp.watch(['index.js', 'spec/*'], ['js']);
});

gulp.task('live', ['watch', 'webserver']);
gulp.task('ci', ['js', 'test']);
gulp.task('default', ['live']);