1 files changed, 5 insertions, 1 deletions
diff --git a/src/main/java/org/shedlang/compiler/typechecker/DeclaredVariables.java b/src/main/java/org/shedlang/compiler/typechecker/DeclaredVariables.java
index b12061f8..a6cfde24 100644
--- a/src/main/java/org/shedlang/compiler/typechecker/DeclaredVariables.java
+++ b/src/main/java/org/shedlang/compiler/typechecker/DeclaredVariables.java
@@ -73,7 +73,11 @@ class DeclaredVariables {
                 ));
 
             case UntypedStructDefinitionNode struct ->
-                throw new UnsupportedOperationException("TODO");
+                variables.plus(new DeclaredVariable(
+                    struct.name(),
+                    VariableType.CONSTANT,
+                    struct.source()
+                ));
         };
     }