Closes #24

core/dbc_statement_handler.h

@@ -41,6 +41,7 @@ public:
 struct DbcParseContext {
     DbcDatabase &database;
     FrameInfo *currentFrame = nullptr;
+    bool enableJ1939 = false;
     std::size_t lineNumber = 0U;
     std::vector<PendingValueDescriptions> pendingValues = {};