From f195f9aa701a5b673f6bd22ceb5aaa0961612c35 Mon Sep 17 00:00:00 2001
From: David Florness <david@florness.com>
Date: Sat, 17 Sep 2022 15:54:05 -0400
Subject: [PATCH] Don't use strings.Cut

Looks like that function was added in go 1.18 but this project is using go 1.17

https://pkg.go.dev/strings@go1.18#Cut

Signed-off-by: David Florness <david@florness.com>
---
 pkg/api/config.go      | 9 ++++++++-
 pkg/cmd/template.go    | 9 ++++++++-
 pkg/services/matrix.go | 7 ++++++-
 3 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/pkg/api/config.go b/pkg/api/config.go
index e5528fa4..90f651a3 100644
--- a/pkg/api/config.go
+++ b/pkg/api/config.go
@@ -42,7 +42,14 @@ func (cfg Config) GetGlobalDestinations(labels map[string]string) services.Desti
 		for _, trigger := range triggers {
 			if s.MatchesTrigger(trigger) && s.Selector.Matches(fields.Set(labels)) {
 				for _, recipient := range s.Recipients {
-					before, after, _ := strings.Cut(recipient, ":")
+					var before, after string
+					if i := strings.Index(recipient, ":"); i >= 0 {
+						before = recipient[:i]
+						after = recipient[i+1:]
+					} else {
+						before = recipient
+						after = ""
+					}
 					dest := services.Destination{Service: before}
 					if len(after) > 0 {
 						dest.Recipient = after
diff --git a/pkg/cmd/template.go b/pkg/cmd/template.go
index d98a7123..0c5437ef 100644
--- a/pkg/cmd/template.go
+++ b/pkg/cmd/template.go
@@ -62,7 +62,14 @@ func newTemplateNotifyCommand(cmdContext *commandContext) *cobra.Command {
 			}
 
 			for _, recipient := range recipients {
-				before, after, _ := strings.Cut(recipient, ":")
+				var before, after string
+				if i := strings.Index(recipient, ":"); i >= 0 {
+					before = recipient[:i]
+					after = recipient[i+1:]
+				} else {
+					before = recipient
+					after = ""
+				}
 				dest := services.Destination{Service: before}
 				if len(after) > 0 {
 					dest.Recipient = after
diff --git a/pkg/services/matrix.go b/pkg/services/matrix.go
index bc7b0a16..22f93456 100644
--- a/pkg/services/matrix.go
+++ b/pkg/services/matrix.go
@@ -63,7 +63,12 @@ func (s *matrixService) Send(notification Notification, dest Destination) error
 			return fmt.Errorf("couldn't resolve room alias '%s': %w", dest.Recipient, err)
 		}
 		roomID = resp.RoomID
-		_, serverName, _ = strings.Cut(roomAlias.String(), ":")
+		roomAliasStr := roomAlias.String()
+		if i := strings.Index(roomAliasStr, ":"); i >= 0 {
+			serverName = roomAliasStr[i+1:]
+		} else {
+			serverName = ""
+		}
 	}
 
 	markdownContent := format.RenderMarkdown(notification.Message, true, true)