gulp

gulp is inmemory stream.

1. Install gulp globally:

If you have previously installed a version of gulp globally, please run npm rm –global gulp to make sure your old version doesn’t collide with gulp-cli.

$ npm install –global gulp-cli
2. Initialize your project directory:

$ npm init
3. Install gulp in your project devDependencies:

$ npm install –save-dev gulp
4. Create a gulpfile.js at the root of your project:

var gulp = require(‘gulp’);

gulp.task(‘default’, function() {
// place code for your default task here
});
5. Run gulp:

$ gulp

gulpfile.js

var gulp = require('gulp');
gulp.task('default', function(){
  console.log("hello, gulp!");
});

[vagrant@localhost rss24]$ gulp
[12:35:58] Using gulpfile ~/gulpfile.js
[12:35:58] Starting 'default'...
hello, gulp!
[12:35:58] Finished 'default' after 109 μs