fix set empty tagname

go-kratos · May 22, 2024 · ae7027b · ae7027b
1 parent 1ef4223
commit ae7027b
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/encoding/form/form.go b/encoding/form/form.go
@@ -22,11 +22,18 @@ var (
 	decoder = form.NewDecoder()
 )
 
-// This variable can be replaced with -ldflags like below:
-// go build "-ldflags=-X github.com/go-kratos/kratos/v2/encoding/form.tagName=form"
-var tagName = "json"
+var (
+	defaultTagName = "json"
+
+	// This variable can be replaced with -ldflags like below:
+	// go build "-ldflags=-X github.com/go-kratos/kratos/v2/encoding/form.tagName=form"
+	tagName = defaultTagName
+)
 
 func init() {
+	if tagName == "" {
+		tagName = defaultTagName
+	}
 	decoder.SetTagName(tagName)
 	encoder.SetTagName(tagName)
 	encoding.RegisterCodec(codec{encoder: encoder, decoder: decoder})