Added formatting for tfvars (fixes #4) (#6)

.pre-commit-config.yaml

@@ -1,5 +1,6 @@
+repos:
 - repo: git://github.com/pre-commit/pre-commit-hooks
-    sha: v0.6.0
+  sha: v1.2.0
   hooks:
     - id: check-yaml
     - id: end-of-file-fixer

.pre-commit-hooks.yaml

@@ -3,5 +3,5 @@
   description: Rewrites all Terraform configuration files to a canonical format.
   entry: terraform_fmt.sh
   language: script
-    files: \.tf$
-    exclude: \.+.terraform\/.*$
+  files: (\.tf|\.tfvars)$
+  exclude: \.terraform\/.*$

README.md

@@ -2,13 +2,13 @@
 
 [![Help Contribute to Open Source](https://www.codetriage.com/antonbabenko/pre-commit-terraform/badges/users.svg)](https://www.codetriage.com/antonbabenko/pre-commit-terraform)
 
-Single [pre-commit](http://pre-commit.com/) hook which runs `terraform fmt` on `*.tf` files.
+Single [pre-commit](http://pre-commit.com/) hook which runs `terraform fmt` on Terraform configuration files (both `*.tf` and `*.tfvars`).
 
 An example `.pre-commit-config.yaml`:
 
 ```yaml
 - repo: git://github.com/antonbabenko/pre-commit-terraform
-    sha: v1.2.0
+  sha: v1.3.0
   hooks:
     - id: terraform_fmt
 ```

hooks.yaml

@@ -3,5 +3,5 @@
   description: Rewrites all Terraform configuration files to a canonical format.
   entry: terraform_fmt.sh
   language: script
-    files: \.tf$
-    exclude: \.+.terraform\/.*$
+  files: (\.tf|\.tfvars)$
+  exclude: \.terraform\/.*$

terraform_fmt.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 
 for file in "$@"; do
-  terraform fmt `dirname $file`
+  terraform fmt "$file"
 done