add file close; add multipart close;

multipart.go

@@ -15,6 +15,11 @@ func writeFormUploadFile(mwriter *multipart.Writer, ufile *UploadFile) {
 		log.Panic(err)
 	}
 	io.Copy(part, ufile.FileReaderCloser)
+
+	err = ufile.FileReaderCloser.Close()
+	if err != nil {
+		panic(err)
+	}
 }
 
 func createMultipart(postParams IBody, params []interface{}) {
@@ -23,8 +28,6 @@ func createMultipart(postParams IBody, params []interface{}) {
 	body := &bytes.Buffer{}
 	mwriter := multipart.NewWriter(body)
 
-	defer mwriter.Close()
-
 	for _, iparam := range params[0 : plen-1] {
 		switch param := iparam.(type) {
 		case *UploadFile:
@@ -87,4 +90,9 @@ func createMultipart(postParams IBody, params []interface{}) {
 
 	postParams.AddContentType(mwriter.FormDataContentType())
 	postParams.SetIOBody(body)
+
+	err := mwriter.Close()
+	if err != nil {
+		panic(err)
+	}
 }

upload_file.go

@@ -17,13 +17,11 @@ type UploadFile struct {
 // UploadFileFromPath 从本地文件获取上传文件
 func UploadFileFromPath(fileName string) (*UploadFile, error) {
 	fd, err := os.Open(fileName)
-
 	if err != nil {
 		return nil, err
 	}
 
 	return &UploadFile{FileReaderCloser: fd, FileName: fileName}, nil
-
 }
 
 // UploadFileFromGlob 根据Glob从本地文件获取上传文件