Method set_catch_callback

src/fl/task/promise.h:259–265

Set error callback

    /// Set error callback
    void set_catch_callback(fl::function<void(const Error&)> callback) FL_NOEXCEPT {
        mCatchCallback = fl::move(callback);
        // If already rejected, process callback immediately
        if (state() == PromiseState_t::REJECTED && !mCallbacksProcessed) {
            process_callbacks();
        }
    }

    /// Update Promise state - processes callbacks if needed
    void update() FL_NOEXCEPT {