Distinct, Except, Intersect, Union

2026-05-16 12:00:10 +00:00 · 2020-05-11 15:53:27 +09:00
parent 8ef7a66081
commit b20b37e7a5
11 changed files with 485 additions and 3912 deletions
--- a/src/UniTask.NetCore/Linq/AsyncEnumeratorBase.cs
+++ b/src/UniTask.NetCore/Linq/AsyncEnumeratorBase.cs
@@ -100,10 +100,18 @@ namespace Cysharp.Threading.Tasks.Linq
            }

            completionSource.Reset();
-            SourceMoveNext();
+            if (!OnFirstIteration())
+            {
+                SourceMoveNext();
+            }
            return new UniTask<bool>(this, completionSource.Version);
        }

+        protected virtual bool OnFirstIteration()
+        {
+            return false;
+        }
+
        protected void SourceMoveNext()
        {
            CONTINUE: