Cross platform check with JS shell exec

gistfile1.txt

const exec = require('child_process').exec;

function openURL(url) {
  let opener;

  switch (process.platform) {
    case 'darwin':
      opener = 'open';
      break;
    case 'win32':
      opener = 'start';
      break;
    default:
      opener = 'xdg-open';
      break;
  }

  return exec(`${opener} "${url.replace(/"/g, '\\\"')}"`);
}