cloudwatch output can be empty (since its optional)

rafaelfelix · rafaelfelix · commit e07719040760 · 2019-02-21T17:10:27.000+01:00
diff --git a/outputs.tf b/outputs.tf
@@ -25,5 +25,5 @@ output "role_name" {
 
 output "cloudwatch_rule_arn" {
   description = "The ARN of the Cloudwatch rule"
-  value       = "${element(concat(aws_cloudwatch_event_rule.rule.*.arn), 0)}"
+  value       = "${element(concat(aws_cloudwatch_event_rule.rule.*.arn, list("")), 0)}"
 }

Original file line number	Diff line number	Diff line change
`@@ -25,5 +25,5 @@ output "role_name" {`
`25`	`25`
`26`	`26`	`output "cloudwatch_rule_arn" {`
`27`	`27`	`description = "The ARN of the Cloudwatch rule"`
`28`		`- value = "${element(concat(aws_cloudwatch_event_rule.rule.*.arn), 0)}"`
	`28`	`+ value = "${element(concat(aws_cloudwatch_event_rule.rule.*.arn, list("")), 0)}"`
`29`	`29`	`}`