1 files changed, 2 insertions, 5 deletions
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 f1b5067..1b10de2 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/typechecker/TypeChecker.java
@@ -2,7 +2,6 @@ package org.zwobble.hobgoblin.compiler.typechecker;
 
 import org.zwobble.hobgoblin.compiler.ast.typed.*;
 import org.zwobble.hobgoblin.compiler.ast.untyped.*;
-import org.zwobble.hobgoblin.compiler.sources.NullSource;
 import org.zwobble.hobgoblin.compiler.sources.Source;
 import org.zwobble.hobgoblin.compiler.types.*;
 
@@ -310,12 +309,10 @@ public class TypeChecker {
                 .findFirst();
 
             if (variantTypeField.isEmpty()) {
-                // TODO: set source appropriately.
-                throw new SubtypeIsMissingFieldError(sumType, variantType, sumTypeField.name(), NullSource.INSTANCE);
+                throw new SubtypeIsMissingFieldError(sumType, variantType, sumTypeField.name(), sumTypeField.source());
             }
 
-            // TODO: set source appropriately.
-            checkIsSubtype(variantTypeField.get().type(), sumTypeField.type(), NullSource.INSTANCE);
+            checkIsSubtype(variantTypeField.get().type(), sumTypeField.type(), variantTypeField.get().source());
         }
     }