Modernizr
var gulp = require('gulp'),
modernizr = require('gulp-modernizr');
gulp.task('modernizr', function(){
return gulp.src(['./app/assets/styles/**/*.css', './app/assets/scripts/**/*.js'])
.pipe(modernizr({
"options": [
"setClasses"
]
}))
.pipe(gulp.dest('./app/temp/scripts'));
});