eval()

ClangInterpreter::EvalResult Lila::ClangInterpreter::eval

(

const std::string &

code

)

Evaluates a code snippet.

Parameters

code	C++ code to execute

Returns

EvalResult containing success, output, and error info

Definition at line 231 of file ClangInterpreter.cpp.

{
#ifdef MAYAFLUX_PLATFORM_MACOS
    __block EvalResult result;
#else
    EvalResult result;
#endif
 
    if (!m_impl->interpreter) {
        result.error = "Interpreter not initialized";
        LILA_ERROR(Emitter::INTERPRETER, result.error);
        return result;
    }
 
    LILA_DEBUG(Emitter::INTERPRETER, "Evaluating code...");
 
#ifdef MAYAFLUX_PLATFORM_MACOS
    dispatch_sync(dispatch_get_main_queue(), ^{
        auto eval_result = m_impl->interpreter->ParseAndExecute(code);
 
        if (!eval_result) {
            result.success = true;
            LILA_DEBUG(Emitter::INTERPRETER, "Code evaluation succeeded");
        } else {
            result.success = false;
            result.error = "Execution failed: " + llvm::toString(std::move(eval_result));
            LILA_ERROR(Emitter::INTERPRETER, result.error);
        }
    });
 
#elif defined(MAYAFLUX_PLATFORM_WINDOWS)
    auto completed = std::make_shared<std::atomic<bool>>(false);
 
    auto* task = static_cast<std::function<void()>*>(
        HeapAlloc(GetProcessHeap(), 0, sizeof(std::function<void()>)));
    new (task) std::function<void()>([&, completed]() {
        auto eval_result = m_impl->interpreter->ParseAndExecute(code);
 
        if (!eval_result) {
            result.success = true;
            LILA_DEBUG(Emitter::INTERPRETER, "Code evaluation succeeded");
        } else {
            result.success = false;
            result.error = "Execution failed: " + llvm::toString(std::move(eval_result));
            LILA_ERROR(Emitter::INTERPRETER, result.error);
        }
 
        completed->store(true, std::memory_order_release);
    });
 
    PostThreadMessage(MayaFlux::Parallel::g_MainThreadId, MAYAFLUX_WM_DISPATCH, 0, (LPARAM)task);
 
    while (!completed->load(std::memory_order_acquire)) {
        std::this_thread::sleep_for(std::chrono::microseconds(100));
    }
 
#else
    auto eval_result = m_impl->interpreter->ParseAndExecute(code);
 
    if (!eval_result) {
        result.success = true;
        LILA_DEBUG(Emitter::INTERPRETER, "Code evaluation succeeded");
    } else {
        result.success = false;
        result.error = "Execution failed: " + llvm::toString(std::move(eval_result));
        LILA_ERROR(Emitter::INTERPRETER, result.error);
    }
#endif
 
    m_impl->eval_counter++;
    return result;
}

References Lila::ClangInterpreter::EvalResult::error, LILA_DEBUG, LILA_ERROR, and m_impl.

Referenced by eval_file().

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