code: function blockquote(node) {
    var self = this
    var value
  
    self.level++
  
    value = self.all(node).join('\n')
  
    self.level--
  
    value = '.RS ' + (self.level ? 4 : 0) + '\n' + value + '\n.RE 0\n'
  
    return value
  }
docs: /* Compile a block quote.