Merge pull request 'add buffer pdf response' (#15) from jacs/core:develop into develop

Reviewed-on: goffee/core#15

response.go

@@ -27,6 +27,17 @@ type header struct {
 	val string
 }
 
+// TODO add doc
+func (rs *Response) BufferPDF(name string, b bytes.Buffer) *Response {
+
+	if rs.isTerminated == false {
+		rs.HttpResponseWriter.Header().Add("Content-Type", "application/pdf")
+		rs.HttpResponseWriter.Header().Add("Content-Disposition", "attachment; filename="+name)
+		b.WriteTo(rs.HttpResponseWriter)
+	}
+	return rs
+}
+
 // TODO add doc
 func (rs *Response) Any(body any) *Response {
 	if rs.isTerminated == false {