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#pragma once
#include "schema.h"
namespace saw {
template<typename T>
struct schema_factory {
using Schema = T;
static_assert(always_false<T>, "Not supported");
};
template<typename... T, string_literal... Keys>
struct schema_factory<schema::Struct<schema::Member<T,Keys>...>> {
using Schema = schema::Struct<schema::Member<T,Keys>...>;
template<typename TA, string_literal KA>
constexpr schema_factory<schema::Struct<schema::Member<T,Keys>...,schema::Member<TA,KA>>> add() const noexcept {
return {};
}
};
template<typename... T, string_literal... Keys>
struct schema_factory<schema::Union<schema::Member<T,Keys>...>> {
using Schema = schema::Union<schema::Member<T,Keys>...>;
template<typename TA, string_literal KA>
constexpr schema_factory<schema::Union<schema::Member<T,Keys>...,schema::Member<TA,KA>>> add() const noexcept {
return {};
}
};
template<typename... T>
struct schema_factory<schema::Tuple<T...>> {
using Schema = schema::Tuple<T...>;
template<typename TA>
constexpr schema_factory<schema::Tuple<T...,TA>> add() const noexcept {
return {};
}
};
/**
* This creates the base schema. For example an empty struct,tuple,union or anything else.
*/
template<typename T>
constexpr schema_factory<T> build_schema() noexcept {
return {};
}
}
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