Generate arbitrary value for sums using first variant

1 files changed, 2 insertions, 1 deletions

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/javatypes/JavaTypesGenerator.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/javatypes/JavaTypesGenerator.java
index 7a4fb58..d585baf 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/javatypes/JavaTypesGenerator.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/javatypes/JavaTypesGenerator.java
@@ -313,7 +313,8 @@ public class JavaTypesGenerator implements Generator {
             }
 
             case SumType sumType -> {
-                throw new UnsupportedOperationException("TODO");
+                var firstVariant = context.variants(sumType).getFirst();
+                yield arbitraryValue(firstVariant, context);
             }
 
             case TypeLevelValueType typeLevelValueType -> {