Implement named blocks

1 files changed, 57 insertions, 6 deletions

diff --git a/boot/ast.cc b/boot/ast.cc
index 04e9230..4a596e5 100644
--- a/boot/ast.cc
+++ b/boot/ast.cc
@@ -112,6 +112,16 @@ namespace elna::boot
         __builtin_unreachable();
     }
 
+    void empty_visitor::visit(block_statement *)
+    {
+        __builtin_unreachable();
+    }
+
+    void empty_visitor::visit(break_statement *)
+    {
+        __builtin_unreachable();
+    }
+
     void empty_visitor::visit(empty_statement *)
     {
         __builtin_unreachable();
@@ -306,12 +316,24 @@ namespace elna::boot
 
     void walking_visitor::visit(defer_statement *statement)
     {
-        for (auto *block_statement : statement->statements)
+        for (auto *body_statement : statement->statements)
+        {
+            body_statement->accept(this);
+        }
+    }
+
+    void walking_visitor::visit(block_statement *statement)
+    {
+        for (auto *body_statement : statement->statements)
         {
-            block_statement->accept(this);
+            body_statement->accept(this);
         }
     }
 
+    void walking_visitor::visit(break_statement *)
+    {
+    }
+
     void walking_visitor::visit(empty_statement *)
     {
     }
@@ -325,16 +347,16 @@ namespace elna::boot
             {
                 case_label->accept(this);
             }
-            for (auto *block_statement : case_block.statements)
+            for (auto *body_statement : case_block.statements)
             {
-                block_statement->accept(this);
+                body_statement->accept(this);
             }
         }
         if (statement->alternative != nullptr)
         {
-            for (auto *block_statement : *statement->alternative)
+            for (auto *body_statement : *statement->alternative)
             {
-                block_statement->accept(this);
+                body_statement->accept(this);
             }
         }
     }
@@ -1171,6 +1193,35 @@ namespace elna::boot
         }
     }
 
+    block_statement::block_statement(const source_position position, identifier&& name,
+            std::vector<statement *>&& statements)
+        : node(position), name(std::move(name)), statements(std::move(statements))
+    {
+    }
+
+    void block_statement::accept(parser_visitor *visitor)
+    {
+        visitor->visit(this);
+    }
+
+    block_statement::~block_statement()
+    {
+        for (const statement *body_statement : statements)
+        {
+            delete body_statement;
+        }
+    }
+
+    break_statement::break_statement(const source_position position, identifier&& label)
+        : node(position), label(std::move(label))
+    {
+    }
+
+    void break_statement::accept(parser_visitor *visitor)
+    {
+        visitor->visit(this);
+    }
+
     void empty_statement::accept(parser_visitor *visitor)
     {
         visitor->visit(this);