2 files changed, 150 insertions, 0 deletions
diff --git a/core/src/Model/Workflow/Values/List.cpp b/core/src/Model/Workflow/Values/List.cpp
new file mode 100644
index 0000000..9fd6bfd
--- /dev/null
+++ b/core/src/Model/Workflow/Values/List.cpp
@@ -0,0 +1,100 @@
+#include "List.hpp"
+
+#include <utility>
+
+BaseValue* ListValue::Iterator::operator*() const
+{
+	return mIter->get();
+}
+
+BaseValue* ListValue::Iterator::operator->() const
+{
+	return mIter->get();
+}
+
+ListValue::Iterator& ListValue::Iterator::operator++()
+{
+	++mIter;
+	return *this;
+}
+
+ListValue::Iterator ListValue::Iterator::operator++(int) const
+{
+	return Iterator(mIter + 1);
+}
+
+ListValue::Iterator& ListValue::Iterator::operator--()
+{
+	--mIter;
+	return *this;
+}
+
+ListValue::Iterator ListValue::Iterator::operator--(int) const
+{
+	return Iterator(mIter - 1);
+}
+
+bool operator==(const ListValue::Iterator& a, const ListValue::Iterator& b)
+{
+	return a.mIter == b.mIter;
+}
+
+ListValue::Iterator::Iterator(decltype(mIter) iter)
+	: mIter{ iter }
+{
+}
+
+bool ListValue::IsInstance(const BaseValue* value)
+{
+	return value->GetKind() == KD_List;
+}
+
+ListValue::ListValue()
+	: BaseValue(KD_List)
+{
+}
+
+int ListValue::GetCount() const
+{
+	return mElements.size();
+}
+
+BaseValue* ListValue::GetElement(int i) const
+{
+	return mElements[i].get();
+}
+
+void ListValue::Append(std::unique_ptr<BaseValue> element)
+{
+	mElements.push_back(std::move(element));
+}
+
+void ListValue::Insert(int i, std::unique_ptr<BaseValue> element)
+{
+	mElements.insert(mElements.begin() + i, std::move(element));
+}
+
+void ListValue::Insert(Iterator iter, std::unique_ptr<BaseValue> element)
+{
+	mElements.insert(iter.mIter, std::move(element));
+}
+
+void ListValue::Remove(int i)
+{
+	mElements.erase(mElements.begin() + i);
+}
+
+void ListValue::Remove(Iterator iter)
+{
+	mElements.erase(iter.mIter);
+}
+
+ListValue::Iterator ListValue::begin()
+{
+	return Iterator(mElements.begin());
+}
+
+ListValue::Iterator ListValue::end()
+{
+	return Iterator(mElements.end());
+}
diff --git a/core/src/Model/Workflow/Values/List.hpp b/core/src/Model/Workflow/Values/List.hpp
new file mode 100644
index 0000000..706a95c
--- /dev/null
+++ b/core/src/Model/Workflow/Values/List.hpp
@@ -0,0 +1,50 @@
+#pragma once
+
+#include "Model/Workflow/Value.hpp"
+
+#include <memory>
+#include <vector>
+
+class ListValue : public BaseValue
+{
+public:
+	class Iterator
+	{
+	private:
+		std::vector<std::unique_ptr<BaseValue>>::iterator mIter;
+
+	public:
+		BaseValue* operator*() const;
+		BaseValue* operator->() const;
+
+		Iterator& operator++();
+		Iterator operator++(int) const;
+		Iterator& operator--();
+		Iterator operator--(int) const;
+
+		friend bool operator==(const Iterator& a, const Iterator& b);
+
+	private:
+		friend class ListValue;
+		Iterator(decltype(mIter) iter);
+	};
+
+private:
+	std::vector<std::unique_ptr<BaseValue>> mElements;
+
+public:
+	static bool IsInstance(const BaseValue* value);
+	ListValue();
+
+	int GetCount() const;
+	BaseValue* GetElement(int i) const;
+
+	void Append(std::unique_ptr<BaseValue> element);
+	void Insert(int i, std::unique_ptr<BaseValue> element);
+	void Insert(Iterator iter, std::unique_ptr<BaseValue> element);
+	void Remove(int i);
+	void Remove(Iterator iter);
+
+	Iterator begin();
+	Iterator end();
+};