Class VTab

src/util/custom-table.cpp:26–55

	// This nested class is instantiated on each CREATE VIRTUAL TABLE statement.
	class VTab { friend class CustomTable;
		explicit VTab(
			CustomTable* parent,
			Napi::Function generator,
			std::vector<std::string> parameter_names,
			bool safe_ints
		) :
			parent(parent),
			parameter_count(parameter_names.size()),
			safe_ints(safe_ints),
			generator(Napi::Persistent(generator)),
			parameter_names(parameter_names) {
			((void)base);
		}

		static inline CustomTable::VTab* Upcast(sqlite3_vtab* vtab) {
			return reinterpret_cast<VTab*>(vtab);
		}

		inline sqlite3_vtab* Downcast() {
			return reinterpret_cast<sqlite3_vtab*>(this);
		}

		sqlite3_vtab base;
		CustomTable * const parent;
		const int parameter_count;
		const bool safe_ints;
		const Napi::FunctionReference generator;
		const std::vector<std::string> parameter_names;
	};

	// This nested class is instantiated each time a virtual table is scanned.
	class Cursor { friend class CustomTable;