var glob = require("glob"),
  // some options
  options = {
    cwd: "/Users/subramanya/Code/quantcommune/app-react/src"
  },
  // for Files
  forFiles = function(err, files) {
    console.log(files);
  };

// glob it.
let files = glob.sync("**/*.*(jpg|png|jpeg)", options);
console.log(files);