remove ListNode, use std::move in AST building

3 files changed, 17 insertions, 13 deletions

diff --git a/node/BaseNode.hh b/node/BaseNode.hh
index 71b0925..7fdb135 100644
--- a/node/BaseNode.hh
+++ b/node/BaseNode.hh
@@ -15,17 +15,6 @@ class BaseNode {
     Context* context_;
 };
 
-template <typename T, class Base = BaseNode> class ListNode : public Base {
-  public:
-    ListNode(Context* context)
-        : Base(context) {}
-    void Append(T child) { childs_.push_back(child); }
-    virtual Value CodeGen();
-
-  private:
-    std::list<T> childs_;
-};
-
 class FunctionNode;
 
 class ProgramNode : public BaseNode {
diff --git a/node/StatementNode.cc b/node/StatementNode.cc
index 5eb17b2..c585e46 100644
--- a/node/StatementNode.cc
+++ b/node/StatementNode.cc
@@ -1,7 +1,14 @@
 #include "StatementNode.hh"
 
 namespace pcc {
-template <> Value StatementListNode::CodeGen() {
+StatementListNode::StatementListNode(Context* context)
+    : BaseNode(context) {}
+
+void StatementListNode::Append(std::shared_ptr<BaseNode> child) {
+    childs_.push_back(child);
+}
+
+Value StatementListNode::CodeGen() {
     Value result = nullptr;
     for (auto& child : childs_) {
         result = child->CodeGen();
diff --git a/node/StatementNode.hh b/node/StatementNode.hh
index 1bd0cb6..5dea2ea 100644
--- a/node/StatementNode.hh
+++ b/node/StatementNode.hh
@@ -7,7 +7,15 @@
 #include "ExprNode.hh"
 
 namespace pcc {
-using StatementListNode = ListNode<std::shared_ptr<BaseNode>>;
+class StatementListNode : public BaseNode {
+  public:
+    StatementListNode(Context* context);
+    void Append(std::shared_ptr<BaseNode> child);
+    virtual Value CodeGen();
+
+  private:
+    std::list<std::shared_ptr<BaseNode>> childs_;
+};
 
 class EmptyStatementNode : public BaseNode {
   public: