Changeset dc3fbe5 for src/Parser/ExpressionNode.h

Timestamp:

Feb 27, 2024, 12:28:58 PM (5 months ago)

Author:

Andrew Beach <ajbeach@…>

Branches:

master

Children:

924534e

Parents:

4c0b674

Message:

Factored out the ParseNode?'s next field into a new child type. This is only type safe when used in the given one level curiously reoccurring template pattern, as it is now. This allowed most of the intermedate helpers to be removed.

File:

• src/Parser/ExpressionNode.h (modified) (1 diff)

src/Parser/ExpressionNode.h

@@ -18 +18 @@
 #include "ParseNode.h"
 
-class InitializerNode;
+struct InitializerNode;
 
-class ExpressionNode final : public ParseNode {
-public:
+struct ExpressionNode final : public ParseList<ExpressionNode> {
         ExpressionNode( ast::Expr * expr = nullptr ) : expr( expr ) {}
         virtual ~ExpressionNode() {}
         virtual ExpressionNode * clone() const override {
                 if ( nullptr == expr ) return nullptr;
-                return static_cast<ExpressionNode*>(
-                        (new ExpressionNode( ast::shallowCopy( expr.get() ) ))->set_next( maybeCopy( get_next() ) ));
+                ExpressionNode * node = new ExpressionNode( ast::shallowCopy( expr.get() ) );
+                node->set_next( maybeCopy( get_next() ) );
+                return node;
         }