terraform: remove unused function

terraform/resource.go

@@ -48,21 +48,6 @@ const (
 	FlagHasTainted
 )
 
-// Vars returns the mapping of variables that should be replaced in
-// configuration based on the attributes of this resource.
-func (r *Resource) Vars() map[string]string {
-	if r.State == nil {
-		return nil
-	}
-
-	vars := make(map[string]string)
-	for ak, av := range r.State.Attributes {
-		vars[fmt.Sprintf("%s.%s", r.Id, ak)] = av
-	}
-
-	return vars
-}
-
 // ResourceConfig holds the configuration given for a resource. This is
 // done instead of a raw `map[string]interface{}` type so that rich
 // methods can be added to it to make dealing with it easier.

terraform/resource_test.go

@@ -7,31 +7,6 @@ import (
 	"github.com/hashicorp/terraform/config"
 )
 
-func TestResource_Vars(t *testing.T) {
-	r := new(Resource)
-
-	if len(r.Vars()) > 0 {
-		t.Fatalf("bad: %#v", r.Vars())
-	}
-
-	r = &Resource{
-		Id: "key",
-		State: &InstanceState{
-			Attributes: map[string]string{
-				"foo": "bar",
-			},
-		},
-	}
-
-	expected := map[string]string{
-		"key.foo": "bar",
-	}
-	actual := r.Vars()
-	if !reflect.DeepEqual(actual, expected) {
-		t.Fatalf("bad: %#v", actual)
-	}
-}
-
 func TestResourceConfigGet(t *testing.T) {
 	cases := []struct {
 		Config map[string]interface{}