Upgrade to TF0.15 (#72)

* Upgrade to TF0.15

* Ignore docs for the builds

Author: grem11n

.github/workflows/terratest.yml

@@ -5,16 +5,24 @@ on:
     branches:
       - master
       - terraform011
+    paths-ignore:
+      - '**.md'
   pull_request:
-    types: [opened, edited, reopened, synchronize]
+    types:
+      - opened
+      - edited
+      - reopened
+      - synchronize
+    paths-ignore:
+      - '**.md'
 
 jobs:
   terraform-static:
     name: terraform-fmt
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        terraform: ['0.14.10', '0.15.0']
+        terraform: ['0.15.0']
     steps:
       - name: 'Checkout'
         uses: actions/checkout@master
@@ -34,7 +42,7 @@ jobs:
     strategy:
       max-parallel: 1
       matrix:
-        terraform: ['0.14.6', '0.15.0']
+        terraform: ['0.15.0']
     steps:
       - name: Set up Go
         uses: actions/setup-go@v2

README.md

@@ -27,6 +27,7 @@ You can also manage peering options, but you need to run `apply` twice to do tha
 
 **Always make sure you pinned the module version!**
 
+* For Terraform versions `>=0.15` use `v4.*` versions of this module
 * For Terraform versions `>=0.13` use `v3.*` versions of this module
 * For Terraform versions `>=0.12 <0.13` use `v2.*` versions of this module
 * If you're still using Terraform `0.11`, you can use `v1.*` versions of this module

provider.tf

@@ -1,17 +1,9 @@
 terraform {
   required_providers {
     aws = {
-      source  = "hashicorp/aws"
-      version = "~> 3.0"
+      source                = "hashicorp/aws"
+      version               = "~> 3.37"
+      configuration_aliases = [aws.this, aws.peer]
     }
   }
 }
-
-# Aliases are required because of cross-region
-provider "aws" {
-  alias = "this"
-}
-
-provider "aws" {
-  alias = "peer"
-}