Add EnableForceMultipart/DisableForceMultipart for Request

request.go

@@ -867,7 +867,19 @@ func (r *Request) EnableForceChunkedEncoding() *Request {
 
 // DisableForceChunkedEncoding disables force using chunked encoding when uploading.
 func (r *Request) DisableForceChunkedEncoding() *Request {
-	r.forceChunkedEncoding = true
+	r.forceChunkedEncoding = false
+	return r
+}
+
+// EnableForceMultipart enables force using multipart to upload form data.
+func (r *Request) EnableForceMultipart() *Request {
+	r.isMultiPart = true
+	return r
+}
+
+// DisableForceMultipart disables force using multipart to upload form data.
+func (r *Request) DisableForceMultipart() *Request {
+	r.isMultiPart = true
 	return r
 }
 

request_wrapper.go

@@ -332,6 +332,18 @@ func DisableForceChunkedEncoding() *Request {
 	return defaultClient.R().DisableForceChunkedEncoding()
 }
 
+// EnableForceMultipart is a global wrapper methods which delegated
+// to the default client, create a request and EnableForceMultipart for request.
+func EnableForceMultipart() *Request {
+	return defaultClient.R().EnableForceMultipart()
+}
+
+// DisableForceMultipart is a global wrapper methods which delegated
+// to the default client, create a request and DisableForceMultipart for request.
+func DisableForceMultipart() *Request {
+	return defaultClient.R().DisableForceMultipart()
+}
+
 // EnableDumpTo is a global wrapper methods which delegated
 // to the default client, create a request and EnableDumpTo for request.
 func EnableDumpTo(output io.Writer) *Request {