[Inflector][String] Fix Notice when argument is empty string

moldman · moldman · commit b9f26f85eca0 · 2020-11-30T14:52:52.000+02:00
diff --git a/src/Symfony/Component/String/Inflector/EnglishInflector.php b/src/Symfony/Component/String/Inflector/EnglishInflector.php
@@ -325,8 +325,8 @@ public function singularize(string $plural): array
         $lowerPluralRev = strtolower($pluralRev);
         $pluralLength = \strlen($lowerPluralRev);
 
-        // Check if the word is one which is not inflected, return early if so
-        if (\in_array($lowerPluralRev, self::$uninflected, true)) {
+        // Check if the word is one which is not inflected or is an empty string, return early if so
+        if (\in_array($lowerPluralRev, self::$uninflected, true) || 0 === $pluralLength) {
             return [$plural];
         }
 
@@ -404,8 +404,8 @@ public function pluralize(string $singular): array
         $lowerSingularRev = strtolower($singularRev);
         $singularLength = \strlen($lowerSingularRev);
 
-        // Check if the word is one which is not inflected, return early if so
-        if (\in_array($lowerSingularRev, self::$uninflected, true)) {
+        // Check if the word is one which is not inflected or is an empty string, return early if so
+        if (\in_array($lowerSingularRev, self::$uninflected, true) || 0 === $singularLength) {
             return [$singular];
         }
 
