From f1b1cd5ef4a84d31e97b001a60dbb6d6723bd84c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Sim=C3=B5es?= <jose.simoes@eclo.solutions>
Date: Wed, 19 Nov 2025 14:17:03 +0000
Subject: [PATCH] Fix encoding generic arrays

- Now following ECMA 335 spec instead of forcing VAR type.
---
 .../Tables/nanoSignaturesTable.cs                  | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/MetadataProcessor.Shared/Tables/nanoSignaturesTable.cs b/MetadataProcessor.Shared/Tables/nanoSignaturesTable.cs
index 07fc0e0..08f9500 100644
--- a/MetadataProcessor.Shared/Tables/nanoSignaturesTable.cs
+++ b/MetadataProcessor.Shared/Tables/nanoSignaturesTable.cs
@@ -437,18 +437,8 @@ public void WriteDataType(
                 {
                     ArrayType array = (ArrayType)typeDefinition;
 
-                    if (array.ElementType.IsGenericParameter)
-                    {
-                        // ECMA 335 VI.B.4.3 Metadata
-                        writer.WriteByte((byte)NanoCLRDataType.DATATYPE_VAR);
-
-                        // OK to use byte here as we won't support more than 0x7F generic parameters
-                        writer.WriteByte((byte)(array.ElementType as GenericParameter).Position);
-                    }
-                    else
-                    {
-                        WriteDataType(array.ElementType, writer, true, expandEnumType, isTypeDefinition);
-                    }
+                    // Recursively encode the element type, which handles generic parameters correctly
+                    WriteDataType(array.ElementType, writer, true, expandEnumType, isTypeDefinition);
                 }
 
                 return;