#include <cstddef>
-#include <utility>
#include <exception>
+#include <functional>
#include <stdexcept>
-
#include <type_traits>
+#include <utility>
namespace simgrid {
namespace xbt {
-/** A value or an exception
+/** A value or an exception (or nothing)
*
- * The API is similar to the one of future and promise.
+ * This is similar to `optional<expected<T>>`` but it with a Future/Promise
+ * like API.
+ *
+ * Also the name is not so great.
**/
template<class T>
class Result {
/** Extract the value from the future
*
- * After this the value is invalid.
+ * After this, the value is invalid.
**/
T get()
{
* promise.set_value(code());
* </pre>
*
- * but it takes care of exceptions and works with void.
+ * but it takes care of exceptions and works with `void`.
*
* We might need this when working with generic code because
* the trivial implementation does not work with `void` (before C++1z).
}
}
-/** Set a promise/result from a future/resul
+/** Set a promise/result from a future/result
*
* Roughly this does:
*
