intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 36 insertions, 0 deletions

diff --git a/library/cpp/threading/future/wait/wait-inl.h b/library/cpp/threading/future/wait/wait-inl.h
new file mode 100644
index 0000000000..2753d5446c
--- /dev/null
+++ b/library/cpp/threading/future/wait/wait-inl.h
@@ -0,0 +1,36 @@
+#pragma once
+
+#if !defined(INCLUDE_FUTURE_INL_H)
+#error "you should never include wait-inl.h directly"
+#endif // INCLUDE_FUTURE_INL_H
+
+namespace NThreading {
+    namespace NImpl {
+        template <typename TContainer>
+        TVector<TFuture<void>> ToVoidFutures(const TContainer& futures) {
+            TVector<TFuture<void>> voidFutures;
+            voidFutures.reserve(futures.size());
+
+            for (const auto& future: futures) {
+                voidFutures.push_back(future.IgnoreResult());
+            }
+
+            return voidFutures;
+        }
+    }
+
+    template <typename TContainer>
+    [[nodiscard]] NImpl::EnableGenericWait<TContainer> WaitAll(const TContainer& futures) {
+        return WaitAll(NImpl::ToVoidFutures(futures));
+    }
+
+    template <typename TContainer>
+    [[nodiscard]] NImpl::EnableGenericWait<TContainer> WaitExceptionOrAll(const TContainer& futures) {
+        return WaitExceptionOrAll(NImpl::ToVoidFutures(futures));
+    }
+
+    template <typename TContainer>
+    [[nodiscard]] NImpl::EnableGenericWait<TContainer> WaitAny(const TContainer& futures) {
+        return WaitAny(NImpl::ToVoidFutures(futures));
+    }
+}