From a2fb9306c7f3b5f2f0a4e00a0daf34bd9ce639f6 Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Tue, 17 Nov 2020 02:32:32 +0100
Subject: [PATCH] Disallow using declarations with invalid or not yet declared
 types

---
 source/{parser => lang}/validator.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
 rename source/{parser => lang}/validator.cpp (91%)

diff --git a/source/parser/validator.cpp b/source/lang/validator.cpp
similarity index 91%
rename from source/parser/validator.cpp
rename to source/lang/validator.cpp
index 585603979..6760b2704 100644
--- a/source/parser/validator.cpp
+++ b/source/lang/validator.cpp
@@ -1,4 +1,4 @@
-#include "parser/validator.hpp"
+#include "lang/validator.hpp"
 
 #include <unordered_set>
 #include <string>
@@ -29,6 +29,9 @@ namespace hex::lang {
                     auto typeDeclNode = static_cast<ASTNodeTypeDecl*>(node);
                     if (!typeNames.insert(typeDeclNode->getTypeName()).second)
                         return false;
+
+                    if (typeDeclNode->getAssignedType() == Token::TypeToken::Type::CustomType && !typeNames.contains(typeDeclNode->getAssignedCustomTypeName()))
+                        return false;
                 }
                 break;
                 case ASTNode::Type::Struct: