code: func (c *Comments) Unset() {
  	if c.Current != nil {
  		c.applyComments(c.Current, c.Current, TRAILING)
  		c.Current = nil
  	}
  	c.wasLineBreak = false
  	c.primary = false
  	c.afterBlock = false
  }
docs: // Unset the current node and apply the comments to the current expression.
  // Resets context variables.