allow null for image_config

CHANGELOG.md

@@ -5,3 +5,6 @@
 * 1.0.0 -- 2022-08-18
   - initial creation
 
+
+* 1.0.1 -- 2022-09-12
+  - allow null for image_config

main.tf

@@ -139,14 +139,14 @@ locals {
   ##   })) }
 
 
-  images = { for i in var.image_config : format("%v#%v", i.name, i.tag) =>
+  images = var.image_config != null ? { for i in var.image_config : format("%v#%v", i.name, i.tag) =>
     merge(i, tomap({
       key              = format("%v#%v", i.name, i.tag),
       source_full_path = format("%v/%v:%v", i.source_registry, i.source_image, element(compact(concat([lookup(i, "source_tag", null)], [i.tag])), 0)),
       dest_registry    = local.account_ecr_registry,
       dest_full_path   = format("%v/%v/%v:%v", local.account_ecr_registry, local.repo_parent_name, i.name, i.tag),
       dest_repository  = format("%v/%v", local.repo_parent_name, i.name),
-  })) }
+  })) } : {}
 
   image_repos = { for k, v in local.images : k => format("%v/%v", local.account_ecr, v.name) }
 }

version.tf

@@ -1,4 +1,4 @@
 locals {
   _module_name    = "aws-ecr-copy-images"
-  _module_version = "1.0.0"
+  _module_version = "1.0.1"
 }