From f14dc3107f58561b7cff63a8e9b695183aea03cf Mon Sep 17 00:00:00 2001
From: Christian Schwarz <me@cschwarz.com>
Date: Sat, 23 Dec 2017 00:55:36 +0100
Subject: [PATCH] logger: implement json.Unmarshaler

refs #10
---
 logger/datastructures.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/logger/datastructures.go b/logger/datastructures.go
index 745582e..4a58895 100644
--- a/logger/datastructures.go
+++ b/logger/datastructures.go
@@ -15,6 +15,15 @@ func (l Level) MarshalJSON() ([]byte, error) {
 	return json.Marshal(l.String())
 }
 
+func (l *Level) UnmarshalJSON(input []byte) (err error) {
+	var s string
+	if err = json.Unmarshal(input, &s); err != nil {
+		return err
+	}
+	*l, err = ParseLevel(s)
+	return err
+}
+
 const (
 	Debug Level = iota
 	Info