remove unused function sortByLevenshtein()

src/Widget/RegionService.php

@@ -100,26 +100,4 @@ public function getItemByTranslatedName($translatedName, $translatedLanguage)
             }
         }
     }
-
-    /**
-     * Sort items according to Levenshtein distance, the higher the match the higher the value.
-     * But usort sorts by default from small to large, first item has a smaller value.
-     * So the high Levenshtein values need to get before the smaller onces and therefore they need to return -1
-     *
-     * @param  $matches
-     * @param  $searchString
-     * @return $matches
-     */
-    public function sortByLevenshtein($matches, $searchString)
-    {
-        usort(
-            $matches,
-            function ($a, $b) use ($searchString) {
-                    $levA = levenshtein($searchString, $a);
-                    $levB = levenshtein($searchString, $b);
-                    return $levA === $levB ? 0 : ($levA > $levB ? -1 : 1);
-            }
-        );
-        return $matches;
-    }
 }

test/Widget/RegionServiceTest.php

@@ -85,23 +85,4 @@ public function it_will_return_null_if_a_name_does_not_match(): void
             $this->regionService->getItemByName('Liezele')
         );
     }
-
-    /**
-     * @test
-     */
-    public function it_can_sort_by_levenshtein(): void
-    {
-        $searchString = 'Zele';
-        $this->assertEquals(
-            [
-                'Zele + deelgemeenten',
-                'Zelem (Halen)',
-                'Zele (Zele)',
-            ],
-            $this->regionService->sortByLevenshtein(
-                $this->regionService->getAutocompletResults($searchString),
-                $searchString
-            )
-        );
-    }
 }