From 2b90888901946285d3834a7d534894e3acd1c85f Mon Sep 17 00:00:00 2001
From: charlie <3140647@qq.com>
Date: Tue, 30 Sep 2025 10:24:35 +0800
Subject: [PATCH] default options

---
 optiongs.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/optiongs.go b/optiongs.go
index 9bb5f10..43bc729 100644
--- a/optiongs.go
+++ b/optiongs.go
@@ -15,6 +15,7 @@ type options struct {
 	caseSensitive      bool                          // 复制时大小写敏感
 	must               bool                          // 只复制具有must标识的字段
 	detectCircularRefs bool                          // 检测循环引用
+	skipFields         []string                      // 忽略字段
 	fieldNameMapping   map[string]string             // 字段名转映射
 	converters         map[converterPair]convertFunc // 根据源和目标类型处理的类型转换器v
 	convertByName      map[string]convertFunc        // 根据名称处理的类型转换器
@@ -22,6 +23,13 @@ type options struct {
 	timeFormats        map[reflect.Type]string       // 时间格式
 }
 
+var (
+	defaultOptions = &options{
+		tagName:  defaultTag,
+		maxDepth: noDepthLimited,
+	}
+)
+
 type option func(*options)
 
 type TypeConverter struct {
@@ -38,6 +46,10 @@ type converterPair struct {
 }
 
 func getOpt(opts ...option) *options {
+	if len(opts) == 0 {
+		return defaultOptions
+	}
+
 	opt := &options{
 		maxDepth: noDepthLimited,
 		tagName:  defaultTag,
@@ -186,6 +198,12 @@ func WithDefaultTimeFormat(format string) option {
 	}
 }
 
+func WitSkipFields(fields ...string) option {
+	return func(o *options) {
+		o.skipFields = fields
+	}
+}
+
 // WithTagName 添加标签名
 func WithTagName(tagName string) option {
 	return func(o *options) {