functionParameter
fun functionParameter(modifiers: List<Node.Modifier> = listOf(), valOrVarKeyword: Node.Keyword.ValOrVarKeyword? = null, name: Node.Expression.NameExpression, type: Node.Type? = null, defaultValue: Node.Expression? = null, supplement: NodeSupplement = NodeSupplement()): Node.FunctionParameter
Creates a new Node.FunctionParameter instance.