structs

structs/options.go

@@ -0,0 +1,69 @@
+package structs
+
+import (
+	"github.com/charlienet/go-mixed/json"
+)
+
+type optionFunc func(*option)
+
+type option struct {
+	TagName       string
+	DeepCopy      bool
+	Omitempty     bool
+	IgnoreEmpty   bool
+	Ignore        bool
+	NameConverter func(string) string
+}
+
+func TagName(name string) optionFunc {
+	return func(o *option) {
+		o.TagName = name
+	}
+}
+
+func IgnoreEmpty() optionFunc {
+	return func(o *option) {
+		o.IgnoreEmpty = true
+	}
+}
+
+func Omitempty() optionFunc {
+	return func(o *option) {
+		o.Omitempty = true
+	}
+}
+
+func DeepCopy() optionFunc {
+	return func(o *option) {
+		o.DeepCopy = true
+	}
+}
+
+func Lcfirst() optionFunc {
+	return func(o *option) {
+		o.NameConverter = json.Lcfirst
+	}
+}
+
+func Camel2Case() optionFunc {
+	return func(o *option) {
+		o.NameConverter = json.Camel2Case
+	}
+}
+
+func defaultOptions() option {
+	return option{
+		TagName:       defaultTagName,
+		Ignore:        true,
+		NameConverter: func(s string) string { return s },
+	}
+}
+
+func acquireOptions(opts []optionFunc) option {
+	o := defaultOptions()
+	for _, f := range opts {
+		f(&o)
+	}
+
+	return o
+}