From b8af319d57fb52e369d724af3bb7c87c4bd51276 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Tue, 16 Dec 2025 15:01:32 +0100
Subject: Adding helper for broad size of schemas

---
 modules/codec/c++/schema.hpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'modules/codec/c++')

diff --git a/modules/codec/c++/schema.hpp b/modules/codec/c++/schema.hpp
index 65d7158..3eb7f79 100644
--- a/modules/codec/c++/schema.hpp
+++ b/modules/codec/c++/schema.hpp
@@ -359,4 +359,26 @@ template<typename... Funcs>
 struct schema_iface_type_group<schema::Interface<Funcs...>> {
 	using Type = typename tmpl_reduce<typename impl::schema_func_list_helper<Funcs...>::Type>::type;
 };
+
+template<typename Schema>
+struct schema_width {
+	static_assert(always_false<Schema>, "Expecting a Structural Schema.");
+
+	constexpr static uint64_t value = 0u;
+};
+
+template<typename... T>
+struct schema_width<schema::Tuple<T...>> {
+	constexpr static uint64_t value = sizeof...(T);
+};
+
+template<typename... T>
+struct schema_width<schema::Struct<T...>> {
+	constexpr static uint64_t value = sizeof...(T);
+};
+
+template<typename... T>
+struct schema_width<schema::Union<T...>> {
+	constexpr static uint64_t value = sizeof...(T);
+};
 } // namespace saw
-- 
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