npm install gulp-raddoc --save-dev

/*

# Alert

An alert to display information to users
    
### Modifiers

- .Alert--info - used for information alerts 
- .Alert--success - used for success alerts 
- .Alert--error - used for error alerts  
             
### Example

    <div class="Alert Alert--info">This is an info alert</div>    
    <div class="Alert Alert--success">This is a success alert</div> 
    <div class="Alert Alert--error">This is an error alert</div>      
     
*/

gulp.task('raddoc', function () {
    return gulp.src('css/components/**/*') // point this at the files that you want to document
        .pipe(raddoc({
            css: '../assets/css/main.css', // your styles
            outputFolder: '_build/' // where you want rad doc to live
        }))
});