Version 1.0.6, fix empty records

Author: DenWav

gradle.properties

@@ -1,2 +1,2 @@
 group = io.papermc.codebook
-version = 1.0.6-SNAPSHOT
+version = 1.0.6

src/main/java/io/papermc/codebook/pages/FixJarPage.java

@@ -31,6 +31,7 @@
 import dev.denwav.hypo.asm.AsmMethodData;
 import dev.denwav.hypo.core.HypoContext;
 import dev.denwav.hypo.hydrate.generic.HypoHydration;
+import dev.denwav.hypo.model.HypoModelUtil;
 import dev.denwav.hypo.model.data.ClassData;
 import dev.denwav.hypo.model.data.ClassKind;
 import dev.denwav.hypo.model.data.FieldData;
@@ -71,7 +72,11 @@ private void fixJar() throws IOException {
         final var tasks = new ArrayList<Future<?>>();
         for (final ClassData classData : this.context.getProvider().allClasses()) {
             final var task = this.context.getExecutor().submit(() -> {
-                this.processClass((AsmClassData) classData);
+                try {
+                    this.processClass((AsmClassData) classData);
+                } catch (final IOException e) {
+                    throw HypoModelUtil.rethrow(e);
+                }
             });
             tasks.add(task);
         }
@@ -87,8 +92,9 @@ private void fixJar() throws IOException {
         }
     }
 
-    private void processClass(final AsmClassData classData) {
+    private void processClass(final AsmClassData classData) throws IOException {
         OverrideAnnotationAdder.addAnnotations(classData);
+        EmptyRecordFixer.fixClass(classData);
         RecordFieldAccessFixer.fixClass(classData);
         DeprecatedAnnotationAdder.addAnnotations(classData);
     }
@@ -151,13 +157,34 @@ private static void addAnnotations(final AsmClassData classData) {
         }
     }
 
+    private static final class EmptyRecordFixer {
+
+        private EmptyRecordFixer() {}
+
+        private static void fixClass(final AsmClassData classData) throws IOException {
+            if (classData.is(ClassKind.RECORD)) {
+                return;
+            }
+
+            final @Nullable ClassData superClass = classData.superClass();
+            if (superClass == null) {
+                return;
+            }
+
+            if (superClass.name().equals("java/lang/Record")) {
+                // extends record, but is not marked as such
+                classData.getNode().access |= Opcodes.ACC_RECORD;
+            }
+        }
+    }
+
     private static final class RecordFieldAccessFixer {
         private static final int RESET_ACCESS = ~(Opcodes.ACC_PUBLIC | Opcodes.ACC_PRIVATE | Opcodes.ACC_PROTECTED);
 
         private RecordFieldAccessFixer() {}
 
         private static void fixClass(final AsmClassData classData) {
-            if (classData.kind() != ClassKind.RECORD) {
+            if (classData.isNot(ClassKind.RECORD)) {
                 return;
             }