feat: automatic injection of elements in scene.

2026-07-17 15:14:40 +02:00
parent 659baff30c
commit 5ad3af84b2
15 changed files with 86 additions and 219 deletions
@@ -0,0 +1,33 @@
+using System.Collections.Generic;
+
+namespace GodotHostTest.GodotDI;
+
+public static class EnumerableExtensions
+{
+    public enum SingleFailureReason
+    {
+        LessThanOne,
+        MoreThanOne
+    }
+
+    public static T? Single<T>(this IEnumerable<T> enumerable, out SingleFailureReason? failureReason)
+        where T : class
+    {
+        using var enumerator = enumerable.GetEnumerator();
+        if (!enumerator.MoveNext())
+        {
+            failureReason = SingleFailureReason.LessThanOne;
+            return null;
+        }
+
+        var value = enumerator.Current;
+        if (enumerator.MoveNext())
+        {
+            failureReason = SingleFailureReason.MoreThanOne;
+            return null;
+        }
+
+        failureReason = null;
+        return value;
+    }
+}