fix: Converting type of default_capacity_provider_strategy from map to list

.gitignore

@@ -2,3 +2,4 @@
 terraform.tfstate
 *.tfstate*
 terraform.tfvars
+.terraform.lock.hcl

README.md

@@ -27,9 +27,11 @@ module "ecs" {
 
   capacity_providers = ["FARGATE", "FARGATE_SPOT"]
 
-  default_capacity_provider_strategy = {
-    capacity_provider = "FARGATE_SPOT"
-  }
+  default_capacity_provider_strategy = [
+    {
+      capacity_provider = "FARGATE_SPOT"
+    }
+  ]
 
   tags = {
     Environment = "Development"
@@ -77,7 +79,7 @@ module "ecs" {
 | capacity\_providers | List of short names of one or more capacity providers to associate with the cluster. Valid values also include FARGATE and FARGATE\_SPOT. | `list(string)` | `[]` | no |
 | container\_insights | Controls if ECS Cluster has container insights enabled | `bool` | `false` | no |
 | create\_ecs | Controls if ECS should be created | `bool` | `true` | no |
-| default\_capacity\_provider\_strategy | The capacity provider strategy to use by default for the cluster. Can be one or more. | `map(any)` | `{}` | no |
+| default\_capacity\_provider\_strategy | The capacity provider strategy to use by default for the cluster. Can be one or more. | `list(map(any))` | `[]` | no |
 | name | Name to be used on all the resources as identifier, also the name of the ECS cluster | `string` | `null` | no |
 | tags | A map of tags to add to ECS Cluster | `map(string)` | `{}` | no |
 

examples/complete-ecs/main.tf

@@ -39,9 +39,9 @@ module "ecs" {
 
   capacity_providers = ["FARGATE", "FARGATE_SPOT", aws_ecs_capacity_provider.prov1.name]
 
-  default_capacity_provider_strategy = {
+  default_capacity_provider_strategy = [{
     capacity_provider = aws_ecs_capacity_provider.prov1.name # "FARGATE_SPOT"
-  }
+  }]
 
   tags = {
     Environment = local.environment

examples/complete-ecs/service-hello-world/versions.tf

@@ -1,7 +1,7 @@
 terraform {
-  required_version = ">= 0.12.6, < 0.14"
+  required_version = ">= 0.12.6"
 
   required_providers {
-    aws = ">= 2.0, < 4.0"
+    aws = ">= 2.0"
   }
 }

main.tf

@@ -6,7 +6,7 @@ resource "aws_ecs_cluster" "this" {
   capacity_providers = var.capacity_providers
 
   dynamic "default_capacity_provider_strategy" {
-    for_each = length(keys(var.default_capacity_provider_strategy)) == 0 ? [] : [var.default_capacity_provider_strategy]
+    for_each = var.default_capacity_provider_strategy
     iterator = strategy
 
     content {

variables.tf

@@ -18,8 +18,8 @@ variable "capacity_providers" {
 
 variable "default_capacity_provider_strategy" {
   description = "The capacity provider strategy to use by default for the cluster. Can be one or more."
-  type        = map(any)
-  default     = {}
+  type        = list(map(any))
+  default     = []
 }
 
 variable "container_insights" {