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deuglified function registry helpers!
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| // CallFunctionHelper.h | ||
| #pragma once | ||
| #include <vector> | ||
| #include <tuple> | ||
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| // Helper function to cast and unpack arguments from the vector | ||
| template <typename Function, typename Tuple, size_t... Is> | ||
| auto callFunctionHelper(Function function, const std::vector<float>& args, std::index_sequence<Is...>) | ||
| -> decltype(function(static_cast<typename std::tuple_element<Is, Tuple>::type>(args[Is])...)) | ||
| { | ||
| return function(static_cast<typename std::tuple_element<Is, Tuple>::type>(args[Is])...); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| // RegisterFunctions.h | ||
| #pragma once | ||
| #include <cassert> | ||
| #include <tuple> | ||
| #include <type_traits> | ||
| #include <utility> | ||
| #include <vector> | ||
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| #include "CallFunctionHelper.h" | ||
| #include "FunctionRegistry/FunctionRegistry.h" | ||
| #include "FunctionTraits.h" | ||
| #include "Peripherals/OperationResult.h" | ||
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| // Template function to register functions with automatically deduced number of | ||
| // arguments | ||
| template <typename Function> | ||
| void registerMemberFunction(Function function, const String& commandName) { | ||
| using Traits = FunctionTraits<Function>; | ||
| constexpr size_t argCountSizeT = Traits::arity; | ||
| static_assert(argCountSizeT <= 8, | ||
| "Too many arguments. Maximum supported is 8."); | ||
| constexpr int argCount = static_cast<int>( | ||
| argCountSizeT); // Ensure it matches FunctionRegistry's expected type | ||
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| using ArgsTuple = typename Traits::args_tuple; | ||
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| // Create a lambda that matches the expected signature for FunctionRegistry | ||
| auto wrapper = [function](const std::vector<float>& args) -> OperationResult { | ||
| // Ensure the number of arguments matches | ||
| assert(args.size() == Traits::arity && | ||
| "Incorrect number of arguments provided."); | ||
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| // Call the helper to invoke the function with unpacked and casted arguments | ||
| return callFunctionHelper<Function, ArgsTuple>( | ||
| function, args, std::make_index_sequence<Traits::arity>{}); | ||
| }; | ||
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| // Register the function with FunctionRegistry | ||
| FunctionRegistry::registerFunction( | ||
| commandName, wrapper, | ||
| argCount // Ensure this matches the expected type (int) | ||
| ); | ||
| } | ||
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| // Template function to register functions that accept a vector of arguments | ||
| // directly | ||
| template <typename Function> | ||
| void registerMemberFunctionVector(Function function, | ||
| const String& commandName) { | ||
| FunctionRegistry::registerFunction(commandName, function, | ||
| -1 // Use -1 or another sentinel value to | ||
| // indicate variable argument count | ||
| ); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| // FunctionTraits.h | ||
| #pragma once | ||
| #include <tuple> | ||
| #include <type_traits> | ||
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| // Primary template for FunctionTraits (handles general callables) | ||
| template <typename T> | ||
| struct FunctionTraits; | ||
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| // Specialization for function pointers | ||
| template <typename ReturnType, typename... Args> | ||
| struct FunctionTraits<ReturnType(*)(Args...)> { | ||
| using return_type = ReturnType; | ||
| using args_tuple = std::tuple<Args...>; | ||
| static constexpr size_t arity = sizeof...(Args); | ||
| }; | ||
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| // Specialization for member function pointers | ||
| template <typename ClassType, typename ReturnType, typename... Args> | ||
| struct FunctionTraits<ReturnType(ClassType::*)(Args...)> { | ||
| using return_type = ReturnType; | ||
| using args_tuple = std::tuple<Args...>; | ||
| static constexpr size_t arity = sizeof...(Args); | ||
| }; | ||
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| // Specialization for const member function pointers | ||
| template <typename ClassType, typename ReturnType, typename... Args> | ||
| struct FunctionTraits<ReturnType(ClassType::*)(Args...) const> { | ||
| using return_type = ReturnType; | ||
| using args_tuple = std::tuple<Args...>; | ||
| static constexpr size_t arity = sizeof...(Args); | ||
| }; | ||
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| // Specialization for functors (e.g., lambdas) | ||
| template <typename Functor> | ||
| struct FunctionTraits : public FunctionTraits<decltype(&Functor::operator())> {}; |
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