temp

Signed-off-by: Ralph J. Steinhagen <[email protected]>

include/port.hpp

@@ -20,6 +20,17 @@ using namespace fair::literals;
 using supported_type = std::variant<uint8_t, uint32_t, int8_t, int16_t, int32_t, float, double, std::complex<float>, std::complex<double>, DataSet<double>, DataSet<float> /*, ...*/>;
 
 enum class port_direction_t { INPUT, OUTPUT, ANY }; // 'ANY' only for query and not to be used for port declarations
+
+template<typename... Args>
+constexpr port_direction_t
+find_port_direction(fair::meta::typelist<Args...>, port_direction_t default_value = port_direction_t::ANY) {
+    if constexpr ((... || fair::meta::is_any_of_v<Args, port_direction_t>) ) {
+        return (... ? (air::meta::is_any_of_v<Args, port_direction_t> ? static_cast<port_direction_t>(Args::value) : default_value) : default_value);
+    } else {
+        return default_value;
+    }
+}
+
 enum class connection_result_t { SUCCESS, FAILED };
 enum class port_type_t {
     STREAM, /*!< used for single-producer-only ond usually synchronous one-to-one or one-to-many communications */

include/typelist.hpp

@@ -379,6 +379,9 @@ struct typelist {
     }())>;
 };
 
+template<typename T, typename... Ts>
+constexpr bool is_any_of_v = std::disjunction_v<std::is_same<T, Ts>...>;
+
 namespace detail {
 template<template<typename...> typename OtherTypelist, typename... Args>
 meta::typelist<Args...>