send errors. also, check 'Filename' and 'filename'

1 files changed, 9 insertions, 9 deletions

diff --git a/save.go b/save.go
index 3e4b9af..dccbcaa 100644
--- a/save.go
+++ b/save.go
@@ -20,9 +20,9 @@ func ConfigSave(pb proto.Message) error {
 }
 
 func Save(pb proto.Message) error {
-	fullname, ok := GetFilename(pb)
-	if !ok {
-		return ErrProtoFilename
+	fullname, err := GetFilename(pb)
+	if err != nil {
+		return err
 	}
 	if strings.HasSuffix(fullname, ".pb") {
 		SavePB(pb, fullname)
@@ -82,9 +82,9 @@ func ConfigSaveWithHeader(pb proto.Message, header string) error {
 
 func saveTEXT(pb proto.Message, header string) error {
 	// get pb.Filename if it is there in the .proto file
-	fullname, ok := GetFilename(pb)
-	if !ok {
-		return ErrProtoFilename
+	fullname, err := GetFilename(pb)
+	if err != nil {
+		return err
 	}
 	if !strings.HasSuffix(fullname, ".text") {
 		// todo: append .text here?
@@ -107,9 +107,9 @@ func saveTEXT(pb proto.Message, header string) error {
 
 func saveJSON(pb proto.Message) error {
 	// get pb.Filename if it is there in the .proto file
-	fullname, ok := GetFilename(pb)
-	if !ok {
-		return ErrProtoFilename
+	fullname, err := GetFilename(pb)
+	if err != nil {
+		return err
 	}
 	if !strings.HasSuffix(fullname, ".text") {
 		// todo: append .text here?