结构体转map

structs/utils.go

@@ -0,0 +1,45 @@
+package structs
+
+import (
+	"reflect"
+)
+
+type optionFunc func(*option)
+
+type option struct {
+	IgnoreEmpty bool
+	DeepCopy    bool
+	Omitempty   bool
+}
+
+func IgnoreEmpty() optionFunc {
+	return func(o *option) {
+		o.IgnoreEmpty = true
+	}
+}
+
+func DeepCopy() optionFunc {
+	return func(o *option) {
+		o.DeepCopy = true
+	}
+}
+
+func Omitempty() optionFunc {
+	return func(o *option) {
+		o.Omitempty = true
+	}
+}
+
+func createOptions(opts []optionFunc) *option {
+	o := &option{}
+	for _, f := range opts {
+		f(o)
+	}
+
+	return o
+}
+
+func shouldIgnore(v reflect.Value, ignoreEmpty bool) bool {
+	return ignoreEmpty && v.IsZero()
+}
+