Try PureScript! It's type-checked and purely functional (no crashes or runtime errors) and compiles to JavaScript. You can use it reasily with webpack too. I'm

Try PureScript! It's type-checked and purely functional (no crashes or runtime errors) and compiles to JavaScript. You can use it reasily with webpack too. I'm using it in production and it's amazing. Check out http://www.purescript.org http://www.purescript.org and build React UIs using http://alexmingoia.github.io/purescript-pux http://alexmingoia.github.io/purescript-pux