var fs = require('fs'); 
var babel = require('babel-core'); 
var code = fs.readFileSync('Button.js', 'utf8'); 
var result; 
result = babel.transform(code, { 
filename: 'Button.js',
plugins: ['css-in-js'] }
); 
fs.writeFileSync('Button.transformed.js', result.code); 
fs.writeFileSync('Button.transformed.css', result.metadata.css); 
result = babel.transform(code, { 
filename: 'Button.js',
plugins: [['css-in-js', { 
vendorPrefixes: true ,
compressClassNames: true }
] ] }
); 
fs.writeFileSync('Button.transformed.compressed.js', result.code); 
fs.writeFileSync('Button.transformed.compressed.css', result.metadata.css);