When disabled, skip coalese and just return null (#254)

Author: rtisma

main.tf

@@ -115,13 +115,13 @@ locals {
   endpoint_cluster    = try(aws_elasticache_replication_group.default[0].configuration_endpoint_address, null)
   endpoint_instance   = try(aws_elasticache_replication_group.default[0].primary_endpoint_address, null)
   # Use the serverless endpoint if serverless mode is enabled, otherwise use the cluster endpoint, otherwise use the instance endpoint
-  endpoint_address = coalesce(local.endpoint_serverless, local.endpoint_cluster, local.endpoint_instance)
+  endpoint_address = local.enabled ? coalesce(local.endpoint_serverless, local.endpoint_cluster, local.endpoint_instance) : null
 
   reader_endpoint_serverless = try(aws_elasticache_serverless_cache.default[0].reader_endpoint[0].address, null)
   reader_endpoint_cluster    = try(aws_elasticache_replication_group.default[0].reader_endpoint_address, null)
   reader_endpoint_instance   = try(aws_elasticache_replication_group.default[0].reader_endpoint_address, null)
   # Use the serverless reader endpoint if serverless mode is enabled, otherwise use the cluster reader endpoint, otherwise use the instance reader endpoint, otherwise use the endpoint address
-  reader_endpoint_address = coalesce(local.reader_endpoint_serverless, local.reader_endpoint_cluster, local.reader_endpoint_instance, local.endpoint_address)
+  reader_endpoint_address = local.enabled ? coalesce(local.reader_endpoint_serverless, local.reader_endpoint_cluster, local.reader_endpoint_instance, local.endpoint_address) : null
 }
 
 resource "aws_elasticache_subnet_group" "default" {