fix code

Author: remyleone

internal/locality/dsf.go

@@ -0,0 +1,7 @@
+package locality
+
+import "github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+
+func SuppressSDKNullAssignment(k, old, new string, d *schema.ResourceData) bool {
+	return (new == "" && old != "") || (new != "" && old == "")
+}

internal/locality/regional/schemas.go

@@ -32,10 +32,6 @@ func Schema() *schema.Schema {
 		Optional:         true,
 		ForceNew:         true,
 		ValidateDiagFunc: locality.ValidateStringInSliceWithWarning(allRegions(), "region"),
-		DiffSuppressFunc: suppressSDKNullAssignment,
+		DiffSuppressFunc: locality.SuppressSDKNullAssignment,
 	}
 }
-
-func suppressSDKNullAssignment(k, old, new string, d *schema.ResourceData) bool {
-	return new == "" && old != ""
-}

internal/locality/zonal/schemas.go

@@ -32,10 +32,6 @@ func Schema() *schema.Schema {
 		Optional:         true,
 		ForceNew:         true,
 		ValidateDiagFunc: locality.ValidateStringInSliceWithWarning(AllZones(), "zone"),
-		DiffSuppressFunc: suppressSDKNullAssignment,
+		DiffSuppressFunc: locality.SuppressSDKNullAssignment,
 	}
 }
-
-func suppressSDKNullAssignment(k, old, new string, d *schema.ResourceData) bool {
-	return new == "" && old != ""
-}