docs: function enter(compiler, node) {
    var encode = compiler.encode
    var escape = compiler.escape
    var exitLink = compiler.enterLink()
  
    if (node.referenceType !== 'shortcut' && node.referenceType !== 'collapsed') {
      return exitLink
    }
  
    compiler.escape = identity
    compiler.encode = identity
  
    return exit
  
    function exit() {
      compiler.encode = encode
      compiler.escape = escape
      exitLink()
    }
  }