Merge pull request #23 from mattiaslundberg/more-format

README.md

@@ -21,6 +21,7 @@ You can install `terraform-mode.el` from [MELPA](https://melpa.org/) by `package
 - Syntax highlighting
 - Indentation
 - imenu
+- Formatting using `terraform fmt`
 
 
 ## Customize Variables
@@ -29,6 +30,10 @@ You can install `terraform-mode.el` from [MELPA](https://melpa.org/) by `package
 
 Indentation size. You need to call `revert-buffer` if you change this value outer of hook such as `eval-expression`.
 
+#### `terraform-format-on-save`(Default `nil`)
+
+Set to `t` to automatically format the buffer on save.
+
 ## Sample Configuration
 
 ```lisp

terraform-mode.el

@@ -27,7 +27,7 @@
 
 ;; Format the current buffer with terraform-format-buffer. To always
 ;; format terraform buffers when saving, use:
-;;   (add-hook 'terraform-mode-hook #'terraform-format-on-save-mode)
+;;   (setq terraform-format-on-save t)
 
 ;;; Code:
 
@@ -44,6 +44,11 @@
   "The tab width to use when indenting."
   :type 'integer)
 
+(defcustom terraform-format-on-save nil
+  "Format buffer on save"
+  :type 'boolean
+  :group 'terraform-mode)
+
 (defface terraform-resource-type-face
   '((t :foreground "medium sea green"))
   "Face for resource names."
@@ -231,6 +236,8 @@
   "Major mode for editing terraform configuration file"
 
   (setq font-lock-defaults '((terraform-font-lock-keywords)))
+  (when terraform-format-on-save
+    (terraform-format-on-save-mode 1))
 
   ;; indentation
   (make-local-variable 'terraform-indent-level)