Add pointer types

src/parsing.cpp

@@ -12,26 +12,37 @@ namespace parsing {
             try {
                 auto token = inner.expect(token::Type::Ident);
 
-                stream.m_position = inner.m_position;
-
                 // TODO eventually make this be potentially more than one word
                 std::string type_name = token.content;
 
+                std::unique_ptr<types::Type> returned{};
+
                 if (type_name == "int") {
                     auto ty = new types::FundamentalType{ types::FundamentalTypeKind::Int };
-                    return std::unique_ptr<types::Type>{ ty };
+                    returned = std::unique_ptr<types::Type>{ ty };
                 }
                 else if (type_name == "char") {
                     auto ty = new types::FundamentalType{ types::FundamentalTypeKind::Char };
-                    return std::unique_ptr<types::Type>{ ty };
+                    returned = std::unique_ptr<types::Type>{ ty };
                 }
                 else if (type_name == "void") {
                     auto ty = new types::FundamentalType{ types::FundamentalTypeKind::Void };
-                    return std::unique_ptr<types::Type>{ ty };
+                    returned = std::unique_ptr<types::Type>{ ty };
                 }
                 else {
                     throw std::runtime_error("Expected type name, got " + type_name);
                 }
+
+                while (inner.peek().type == token::Type::Symbol && inner.peek().content == "*") {
+                    inner.next();
+                    auto ty = new types::PointerType{ std::move(returned) };
+                    returned = std::unique_ptr<types::Type>{ ty };
+                }
+
+
+                stream.m_position = inner.m_position;
+
+                return std::move(returned);
             }
             catch (std::runtime_error& error) {
                 return std::string{ error.what() };

src/types.cpp

@@ -140,7 +140,7 @@ namespace types {
 
     std::string PointerType::formatted() {
         std::stringstream out{ "" };
-        out << this->m_inner << "*";
+        out << this->m_inner->formatted() << "*";
         return out.str();
     }
 

test.c

@@ -1,4 +1,4 @@
-void printf(char b);
+void printf(char* b);
 
 int fibonacci(int n) {
     if (n < 2)