add overload to resolve ambiguity in alien coroutine return_value (#47)

Author: m-fila

include/CoroutineTests/alien/algorithm.hpp

@@ -115,6 +115,10 @@ struct Task<ResultType>::promise_type {
     void return_value(T&& value) {
         m_promise.set_value(std::forward<T>(value));
     }
+    // Overload to resolve ambiguity
+    void return_value(ResultType value) {
+        m_promise.set_value(std::move(value));
+    }
 };
 
 template <typename ResultType>

include/CoroutineTests/alien/manual_algorithm.hpp

@@ -113,6 +113,8 @@ struct Task<ResultType>::promise_type {
     void return_value(T&& value) {
         m_value = std::forward<T>(value);
     }
+    // Overload to resolve ambiguity
+    void return_value(ResultType value) { m_value.emplace(std::move(value)); }
 };
 
 template <typename ResultType>

include/CoroutineTests/alien/subtool.hpp

@@ -117,6 +117,8 @@ struct ReturnHelper {
     void return_value(T&& value) {
         m_value.emplace(std::forward<T>(value));
     }
+    // Overload to resolve ambiguity
+    void return_value(ResultType value) { m_value.emplace(std::move(value)); }
 };
 
 // Specialization for void return type

include/CoroutineTests/alien/tool.hpp

@@ -117,6 +117,8 @@ struct ReturnHelper {
     void return_value(T&& value) {
         m_value.emplace(std::forward<T>(value));
     }
+    // Overload to resolve ambiguity
+    void return_value(ResultType value) { m_value.emplace(std::move(value)); }
 };
 
 // Specialization for void return type