feat(dobj): added error tracking to DObject

DObject now includes an error code so that errors can be tracked with return values from functions

src/dobj/private/DObject.cpp

@@ -48,6 +48,19 @@ bool DObject::isDebuggingEnabled() const noexcept {
     return debugEnabled_;
 }
 
+/**
+* @breif Sets an error code and returns the old one
+*/
+int DObject::setErrorCode(int code) noexcept {
+    int oldCode = errorCode_;
+    errorCode_ = code;
+    return oldCode;
+}
+
+int DObject::getErrorCode() const noexcept {
+    return errorCode_;
+}
+
 /**
  * @brief Registers a plugin with the DObject.
  */
@@ -203,4 +216,4 @@ std::ostream& operator<<(std::ostream& os, const DObject& obj) {
     os << "\n  Data Type: " << obj.dataTypeMap.at(obj.data_.index());
     os << "\n  Plugins Registered: " << obj.plugins_.size() << "\n";
     return os;
-}
+}

src/dobj/public/DObject.h

@@ -96,6 +96,7 @@ public:
         {18, "vector<vector<vector<double>>"}
     };
 
+
     /**
      * @brief Placeholder type for plugins.
      *
@@ -165,6 +166,21 @@ public:
      */
     bool isDebuggingEnabled() const noexcept;
 
+    /**
+     * @breif Set error code tracked by the DOBject
+     *
+     * @return The previous error code
+     */
+    int setErrorCode(int code) noexcept;
+
+    /**
+     * @brief Get the error code tracked by the DObject
+     *
+     * @return The error code
+     */
+    int getErrorCode() const noexcept;
+
+
     /**
      * @brief Registers a plugin with the DObject.
      *
@@ -214,6 +230,7 @@ public:
 private:
     DataType data_;                              ///< The main data stored in the DObject.
     bool debugEnabled_ = false;                  ///< Indicates whether debugging is enabled.
+    int errorCode_ = 0;                          ///< Error code tracked by the DObject.
     std::map<std::string, Plugin> plugins_;      ///< Registry for dynamically registered plugins.
 };