Merge pull request #22 from beman-project/fix-various-issues

some fixes to better support clients

Author: dietmarkuehl

README.md

@@ -1,6 +1,6 @@
-# Beman.Execution: Building Block For Asynchronous Programs
+# beman.execution26: Building Block For Asynchronous Programs
 
-`Beman.Execution` provides the basic vocabulary for asynchronous
+`beman.execution26` provides the basic vocabulary for asynchronous
 programming as well as important algorithms implemented in terms
 of this vocabulary. The key entities of the vocabulary are:
 
@@ -36,7 +36,7 @@ e.g.:
 
 | Library | Linux | MacOS | Windows |
 | ------- | ----- | ----- | ------- |
-| build | ![Linux build status](https://github.com/beman-project/Execution26/actions/workflows/linux.yml/badge.svg) | ![MacOS build status](https://github.com/beman-project/Execution26/actions/workflows/macos.yml/badge.svg) | ![Window build status](https://github.com/beman-project/Execution26/actions/workflows/windows.yml/badge.svg) |
+| build | ![Linux build status](https://github.com/beman-project/execution26/actions/workflows/linux.yml/badge.svg) | ![MacOS build status](https://github.com/beman-project/execution26/actions/workflows/macos.yml/badge.svg) | ![Window build status](https://github.com/beman-project/execution26/actions/workflows/windows.yml/badge.svg) |
 
 You can just use `make` in the current directory. It will invoke `cmake`,
 build the code, and run tests. To have more control over the build-process

include/beman/execution26/detail/meta_combine.hpp

@@ -11,21 +11,27 @@
 
 namespace beman::execution26::detail::meta::detail
 {
-    template <typename, typename> struct combine;
+    template <typename...> struct combine;
 
+    template <template <typename...> class L0, typename... T0>
+    struct combine<L0<T0...>>
+    {
+        using type = L0<T0...>;
+    };
     template <template <typename...> class L0, typename... T0,
-              template <typename...> class L1, typename... T1>
-    struct combine<L0<T0...>, L1<T1...>>
+              template <typename...> class L1, typename... T1,
+              typename... L>
+    struct combine<L0<T0...>, L1<T1...>, L...>
     {
-        using type = L0<T0..., T1...>;
+        using type = typename combine<L0<T0..., T1...>, L...>::type;
     };
 }
 
 namespace beman::execution26::detail::meta
 {
-    template <typename L0, typename L1>
+    template <typename... L>
     using combine
-        = ::beman::execution26::detail::meta::detail::combine<L0, L1>::type;
+        = ::beman::execution26::detail::meta::detail::combine<L...>::type;
 }
 
 // ----------------------------------------------------------------------------

include/beman/execution26/detail/variant_or_empty.hpp

@@ -35,7 +35,7 @@ namespace beman::execution26::detail
 
     template <typename... T>
     using variant_or_empty
-        = ::beman::execution26::detail::variant_or_empty_helper<T...>::type;
+        = typename ::beman::execution26::detail::variant_or_empty_helper<T...>::type;
 }
 
 // ----------------------------------------------------------------------------