feat: Add support for tfvars hcl and json commands (#226)

* Add support for tfvars hcl and json commands

* fix docs generation header issue

* align padding of hcl tfvars items

* add more tests

* update docs

* wording

scripts/docs/generate.go

@@ -131,6 +131,10 @@ func getPrinter(name string, settings *print.Settings) print.Format {
 		return format.NewTable(settings)
 	case "pretty":
 		return format.NewPretty(settings)
+	case "tfvars hcl":
+		return format.NewTfvarsHCL(settings)
+	case "tfvars json":
+		return format.NewTfvarsJSON(settings)
 	case "xml":
 		return format.NewXML(settings)
 	case "yaml":
@@ -159,6 +163,7 @@ func printExample(buf *bytes.Buffer, name string) error {
 	settings.ShowColor = false
 	options := &module.Options{
 		Path:           "./examples",
+		ShowHeader:     true,
 		HeaderFromFile: "main.tf",
 		SortBy: &module.SortBy{
 			Name:     settings.SortByName,