code: func IfList(condition string, valueIfTrue, valueIfFalse StringListable) IfFunc {
  	return IfFunc{
  		list:         true,
  		Condition:    condition,
  		ValueIfTrue:  *valueIfTrue.StringList(),
  		ValueIfFalse: *valueIfFalse.StringList(),
  	}
  }
docs: // IfList returns a new instance of IfFunc for the provided string list expressions.
  //
  // See also: If