[logging] refs fibercrypto#298 - Create Writer for none option

Writer that write nothing
simelo · Jan 20, 2020 · 4ded230 · 4ded230
1 parent 8f7bc72
commit 4ded230
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/util/logging/logging.go b/src/util/logging/logging.go
@@ -102,3 +102,12 @@ func SetOutputToFile(dir string) error {
 	SetOutputTo(f)
 	return nil
 }
+
+// NoWriter is a writer that write nothing, useful when no writing or output is desired.
+type NoWriter struct {
+	io.Writer
+}
+
+func (NoWriter) Write(p []byte) (n int, err error) {
+	return 0, nil
+}