From fafbc25bf3aa91ca738683eca77a99a55aacc6a0 Mon Sep 17 00:00:00 2001
From: rrreeezzz <greenboww@gmail.com>
Date: Mon, 12 Jul 2021 11:06:55 +0200
Subject: [PATCH] feat: use pointer for optional structures

---
 xsdgen/xsdgen.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/xsdgen/xsdgen.go b/xsdgen/xsdgen.go
index 0604c4d..f5415b0 100644
--- a/xsdgen/xsdgen.go
+++ b/xsdgen/xsdgen.go
@@ -689,6 +689,15 @@ func (cfg *Config) genComplexType(t *xsd.ComplexType) ([]spec, error) {
 		if err != nil {
 			return nil, fmt.Errorf("%s element %s: %v", t.Name.Local, el.Name.Local, err)
 		}
+
+		_, isArrayType := base.(*ast.ArrayType)
+		if !el.Plural &&
+			fmt.Sprintf("%s", base) != "string" &&
+			!isArrayType &&
+			(el.Nillable || el.Optional) {
+			base = &ast.StarExpr{X: base}
+		}
+
 		name := namegen.element(el.Name)
 		if el.Wildcard {
 			tag = `xml:",any"`