Gulp example

gulp.js

var gulp = require('gulp');
var bower = require('main-bower-files');
var rename = require('gulp-rename');

gulp.task('copy', function() {
  gulp
    .src(bower())
    .pipe( rename({ extname: '.scss'}) )
    .pipe( gulp.dest('./scss') );
});

gulp.task('sass', ['copy'], function() {
  console.log('compiling sass...');
});

gulp.task('default', function() {
});