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-rw-r--r--src/main/java/org/shedlang/compiler/typechecker/TypeChecker.java2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/main/java/org/shedlang/compiler/typechecker/TypeChecker.java b/src/main/java/org/shedlang/compiler/typechecker/TypeChecker.java
index 15e740b5..f7cf63b1 100644
--- a/src/main/java/org/shedlang/compiler/typechecker/TypeChecker.java
+++ b/src/main/java/org/shedlang/compiler/typechecker/TypeChecker.java
@@ -1602,6 +1602,8 @@ public class TypeChecker {
);
// TODO: restrict variants to structs. Do we allow other sum types?
+ // TODO: prevent constructed types with same underlying type from appearing multiple times
+ // (e.g. Option[String], Option[Int])
var variants = untyped.variants().stream()
.map(untypedVariant -> {
var variantType = typeCheckTypeExpression(