major update

lib/Domain/Taxonomy/SupportsStringTaxonomy.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace MintyPHP\Domain\Taxonomy;
+
+trait SupportsStringTaxonomy
+{
+    /**
+     * @return list<string>
+     */
+    public static function values(): array
+    {
+        return array_map(
+            static fn (self $case): string => $case->value,
+            self::cases()
+        );
+    }
+
+    public static function tryNormalize(string $value): ?self
+    {
+        $value = strtolower(trim($value));
+        if ($value === '') {
+            return null;
+        }
+
+        foreach (self::cases() as $case) {
+            if (strtolower($case->value) === $value) {
+                return $case;
+            }
+        }
+
+        return null;
+    }
+
+    public static function normalizeOr(string $value, self $fallback): self
+    {
+        return self::tryNormalize($value) ?? $fallback;
+    }
+}