From bd9c1669d6267fd4de32534952556f602b501ef3 Mon Sep 17 00:00:00 2001
From: foxroot <42672014+foxroot@users.noreply.github.com>
Date: Wed, 1 Apr 2020 10:33:38 +0100
Subject: [PATCH] added SetHeader2

SetHeader2 supports []string as values, which is useful when having multiple recepients.
---
 message.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/message.go b/message.go
index 5449022..ffc42ec 100644
--- a/message.go
+++ b/message.go
@@ -103,6 +103,14 @@ func (m *Message) SetHeader(field string, value ...string) {
 	m.header[field] = value
 }
 
+// SetHeader2 sets a slice of values to the given header field
+func (m *Message) SetHeader2(field string, values ...[]string) {
+	for i := range values {
+		m.encodeHeader(values[i])
+		m.header[field] = values[i]
+	}
+}
+
 func (m *Message) encodeHeader(values []string) {
 	for i := range values {
 		values[i] = m.encodeString(values[i])