3 files changed, 31 insertions, 2 deletions
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedConstructedTypeNode.java b/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedConstructedTypeNode.java
new file mode 100644
index 0000000..5567516
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedConstructedTypeNode.java
@@ -0,0 +1,10 @@
+package org.zwobble.hobgoblin.compiler.ast.typed;
+
+import org.zwobble.hobgoblin.compiler.sources.Source;
+import org.zwobble.hobgoblin.compiler.types.ConstructedNativeType;
+
+public record TypedConstructedTypeNode(
+    ConstructedNativeType value,
+    Source source
+) implements TypedTypeLevelExpressionNode<ConstructedNativeType> {
+}
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedTypeLevelExpressionNode.java b/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedTypeLevelExpressionNode.java
index c588f95..e80635d 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedTypeLevelExpressionNode.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/ast/typed/TypedTypeLevelExpressionNode.java
@@ -2,6 +2,6 @@ package org.zwobble.hobgoblin.compiler.ast.typed;
 
 import org.zwobble.hobgoblin.compiler.types.TypeLevelValue;
 
-public sealed interface TypedTypeLevelExpressionNode<T extends TypeLevelValue> extends TypedNode permits TypedTypeLevelReferenceNode {
+public sealed interface TypedTypeLevelExpressionNode<T extends TypeLevelValue> extends TypedNode permits TypedConstructedTypeNode, TypedTypeLevelReferenceNode {
     T value();
 }
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java b/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java
index a535bc8..5219d4d 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java
@@ -144,13 +144,32 @@ public class TypeChecker {
     ) {
         return switch (untyped) {
             case UntypedConstructedTypeNode untypedConstructedType ->
-                throw new UnsupportedOperationException("TODO");
+                typeCheckConstructedType(untypedConstructedType, context);
 
             case UntypedTypeLevelReferenceNode untypedTypeLevelReference ->
                 typeCheckTypeLevelReference(untypedTypeLevelReference, context);
         };
     }
 
+    private static TypedTypeLevelExpressionNode<? extends TypeLevelValue> typeCheckConstructedType(
+        UntypedConstructedTypeNode untyped,
+        TypeCheckerNamespaceContext context
+    ) {
+        var typedReceiver = typeCheckTypeLevelExpression(untyped.receiver(), context);
+        var receiver = (TypeConstructor<SimpleNativeType>) typedReceiver.value();
+
+        var args = untyped.args().stream()
+            .map(untypedArg -> typeCheckMetaType(untypedArg, context).value())
+            .toList();
+
+        var constructedType = new ConstructedNativeType(receiver, args);
+
+        return new TypedConstructedTypeNode(
+            constructedType,
+            untyped.source()
+        );
+    }
+
     private static TypedTypeLevelExpressionNode<? extends TypeLevelValue> typeCheckTypeLevelReference(
         UntypedTypeLevelReferenceNode untyped,
         TypeCheckerNamespaceContext context