text: var bel = require('bel')
  
  var handler = isTouchDevice ? 'ontouchstart' : 'onmousedown'
  
  bel`
    <div id="halp" ${handler}=${() => {}} />
  `
  
  var className = 'className'
  bel`
    <div id="str" ${className}="blub" />
  `
  
  var x = 'disabled'
  bel`
    <button ${x} id="lol" />
  `
  x = ''
  bel`<button ${x} id="abc" />`
  