From 062cdfa69606374bc635874555a64a1be15ae5f1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-Micha=C3=ABl=20Celerier?=
 <jeanmichael.celerier@gmail.com>
Date: Wed, 7 Aug 2024 12:42:44 -0400
Subject: [PATCH] [3rdparty] Update pybind11, set a proper commit for libcoap,
 add a type_if helper

---
 3rdparty/pybind11                      |  2 +-
 cmake/deps/coap.cmake                  |  2 +-
 src/ossia/dataflow/execution_state.hpp |  1 +
 src/ossia/detail/type_if.hpp           | 56 ++++++++++++++++++++++++++
 4 files changed, 59 insertions(+), 2 deletions(-)
 create mode 100644 src/ossia/detail/type_if.hpp

diff --git a/3rdparty/pybind11 b/3rdparty/pybind11
index 42d8593ad42..941f45bcb51 160000
--- a/3rdparty/pybind11
+++ b/3rdparty/pybind11
@@ -1 +1 @@
-Subproject commit 42d8593ad4225a634b481cd573f7aeb94de72418
+Subproject commit 941f45bcb51457884fa1afd6e24a67377d70f75c
diff --git a/cmake/deps/coap.cmake b/cmake/deps/coap.cmake
index bc3a9c64ea7..4ddb8752b61 100644
--- a/cmake/deps/coap.cmake
+++ b/cmake/deps/coap.cmake
@@ -21,7 +21,7 @@ if(NOT TARGET libcoap::coap-3)
     FetchContent_Declare(
       libcoap
       GIT_REPOSITORY "https://github.com/obgm/libcoap"
-      GIT_TAG develop
+      GIT_TAG main
       GIT_PROGRESS true
     )
 
diff --git a/src/ossia/dataflow/execution_state.hpp b/src/ossia/dataflow/execution_state.hpp
index c3c1afc7ab9..f64b30146fe 100644
--- a/src/ossia/dataflow/execution_state.hpp
+++ b/src/ossia/dataflow/execution_state.hpp
@@ -59,6 +59,7 @@ struct OSSIA_EXPORT execution_state : public Nano::Observer
   {
     return m_devices_exec;
   }
+
   ossia::net::node_base* find_node(std::string_view name) const noexcept
   {
     for(auto dev : m_devices_exec)
diff --git a/src/ossia/detail/type_if.hpp b/src/ossia/detail/type_if.hpp
new file mode 100644
index 00000000000..d1047e954be
--- /dev/null
+++ b/src/ossia/detail/type_if.hpp
@@ -0,0 +1,56 @@
+#pragma once
+#include <utility>
+
+namespace ossia
+{
+
+template <typename T, bool Predicate>
+struct type_if;
+template <typename T>
+struct type_if<T, false>
+{
+  type_if() = default;
+  type_if(const type_if&) = default;
+  type_if(type_if&&) = default;
+  type_if& operator=(const type_if&) = default;
+  type_if& operator=(type_if&&) = default;
+
+  template <typename U>
+  type_if(U&&)
+  {
+  }
+  template <typename U>
+  T& operator=(U&& u) noexcept
+  {
+    return *this;
+  }
+};
+
+template <typename T>
+struct type_if<T, true>
+{
+  [[no_unique_address]] T value;
+
+  type_if() = default;
+  type_if(const type_if&) = default;
+  type_if(type_if&&) = default;
+  type_if& operator=(const type_if&) = default;
+  type_if& operator=(type_if&&) = default;
+
+  template <typename U>
+  type_if(U&& other)
+      : value{std::forward<U>(other)}
+  {
+  }
+
+  operator const T&() const noexcept { return value; }
+  operator T&() noexcept { return value; }
+  operator T&&() && noexcept { return std::move(value); }
+
+  template <typename U>
+  T& operator=(U&& u) noexcept
+  {
+    return value = std::forward<U>(u);
+  }
+};
+}