fixed a whitespace bug

lib/entityfingerprint/fingerprint.ex

@@ -88,14 +88,22 @@ defmodule EntityFingerprint.Fingerprint do
 
     - \[Clustering in Depth\](https://github.com/OpenRefine/OpenRefine/wiki/Clustering-In-Depth), part of the OpenRefine documentation discussing how to create collisions in data clustering.
   """
-  def create(entity) do
-    abbreviated_entity = abbreviate_entity(entity)
-    fingerprint = create_fingerprint(abbreviated_entity)
-    #We use the abbreviated entity to gat the script, because of potential whitespace at beginning of word
-    [script_atom | _] = Unicode.script(abbreviated_entity)
-    script = Atom.to_string(script_atom)
-    {:ok, fingerprint: fingerprint, original: entity, script: script}
+def create(entity) do
+  abbreviated_entity = abbreviate_entity(entity)
+  fingerprint = create_fingerprint(abbreviated_entity)
+
+  if String.trim(abbreviated_entity) == "" do
+    {:error, "Entity perfectly matches abbreviation: " <> entity}
+  else
+    case Unicode.script(abbreviated_entity) do
+      [script_atom | _] ->
+        script = Atom.to_string(script_atom)
+        {:ok, fingerprint: fingerprint, original: entity, script: script}
+      _ ->
+        {:error, "Failed to get script for entity: " <> entity}
+    end
   end
+end
 
   defp abbreviate_entity(entity) do
     entity

mix.exs

@@ -4,7 +4,7 @@ defmodule EntityFingerprint.MixProject do
   def project do
     [
       app: :entityfingerprint,
-      version: "0.1.1",
+      version: "0.1.2",
       elixir: "~> 1.16",
       start_permanent: Mix.env() == :prod,
       deps: deps(),

test/entityfingerprint_test.exs

@@ -16,6 +16,15 @@ defmodule EntityFingerprint.FingerprintTest do
     assert Fingerprint.create(entity) ==
              {:ok, [fingerprint: "new york", original: "New York, New York", script: "latin"]}
   end
+
+  test "create fingerprint for empty abbreviation" do
+    entity = "CHAMBRE DE COMMERCE"
+
+    assert Fingerprint.create(entity) ==
+             {:error, "Entity perfectly matches abbreviation: CHAMBRE DE COMMERCE" } 
+  end
+
+
 
   test "create fingerprint for Google" do
     entity = "Google Limited Liability Company    !!!"