Merge pull request #24 from mineiros-io/soerenmartius/terraform-v0.15…

…-compatibility

fix: ensure Terraform v0.15 compatibility for terraform validate

pre_commit_hooks/terraform/validate.sh

@@ -5,7 +5,15 @@ set -e
 # set default aws region for validating aws providers
 export AWS_REGION=${AWS_REGION:="none"}
 
+TF_VALIDATE_ERROR=0
+
 while read -r dir; do
-  terraform init -backend=false "$dir"
-  terraform validate "$dir"
-done < <(printf '%s\n' "${@}" | xargs -i dirname {} | sort -u)
+  echo "### Running 'terraform validate' in directory '$dir'"
+
+  pushd "$dir" >/dev/null
+  terraform init -backend=false || TF_VALIDATE_ERROR=$?
+  terraform validate || TF_VALIDATE_ERROR=$?
+  popd >/dev/null
+done < <(printf '%s\n' "${@}" | xargs -n1 dirname | sort -u | uniq)
+
+exit ${TF_VALIDATE_ERROR}