Support singleton structs in typescript-types

1 files changed, 18 insertions, 1 deletions

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/typescripttypes/TypescriptTypesGenerator.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/typescripttypes/TypescriptTypesGenerator.java
index 41b7a19..3d1f94f 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/typescripttypes/TypescriptTypesGenerator.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/typescripttypes/TypescriptTypesGenerator.java
@@ -118,8 +118,25 @@ public class TypescriptTypesGenerator implements Generator {
             ));
         }
 
+        if (structDefinition.fields().isEmpty()) {
+            body.add(new TypescriptClassFieldDeclaration(
+                TypescriptIdentifier.of("INSTANCE"),
+                TypescriptVisibility.PUBLIC,
+                true,
+                Optional.empty(),
+                Optional.of(new TypescriptNewCall(
+                    new TypescriptRef(typescriptTypeName),
+                    List.of()
+                ))
+            ));
+        }
+
+        var constructorVisibility = structDefinition.fields().isPresent()
+            ? TypescriptVisibility.PUBLIC
+            : TypescriptVisibility.PRIVATE;
+
         body.add(new TypescriptClassConstructor(
-            TypescriptVisibility.PUBLIC,
+            constructorVisibility,
             structDefinition.fields().orElse(List.of()).stream()
                 .map(field -> new TypescriptParam(
                     this.typescriptGenerator.generateFieldName(field.name()),