From 9219a8d376e239496186619aa94ec38f1917f5e0 Mon Sep 17 00:00:00 2001
From: Luis Felipe Dominguez Vega <ldominguezvega@gmail.com>
Date: Fri, 18 Feb 2022 09:38:18 -0500
Subject: [PATCH] Expose time.LoadLocation to template system

This allow to render time dates with custom time zones, for example if you have a devops team in different time zones and you want create a message template with the `.app.status.operationState.finishedAt` rendered to different locations.
---
 expr/time/time.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/expr/time/time.go b/expr/time/time.go
index 6457b75d..695619ae 100644
--- a/expr/time/time.go
+++ b/expr/time/time.go
@@ -8,6 +8,7 @@ func NewExprs() map[string]interface{} {
 	return map[string]interface{}{
 		"Parse": parse,
 		"Now":   now,
+		"LoadLocation": load_location,
 	}
 }
 
@@ -22,3 +23,11 @@ func parse(timestamp string) time.Time {
 func now() time.Time {
 	return time.Now()
 }
+
+func load_location(location string) time.Location {
+	loc, err := time.LoadLocation(location)
+	if err != nil {
+		panic(err)
+	}
+	return loc
+}