From 85fcf5a6e72d2cd27f68c0854de3bf54e7b54b80 Mon Sep 17 00:00:00 2001
From: Alexander Wood <alexljwood24@hotmail.co.uk>
Date: Fri, 31 May 2024 14:02:47 +0100
Subject: [PATCH] fix(codegen): Fix stringLength primitive not boxing integers

---
 src/Elara/Emit/Expr.hs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Elara/Emit/Expr.hs b/src/Elara/Emit/Expr.hs
index 456f495..ac106f6 100644
--- a/src/Elara/Emit/Expr.hs
+++ b/src/Elara/Emit/Expr.hs
@@ -481,6 +481,7 @@ generatePrimInstructions "stringLength" =
     pure
         [ ALoad 0
         , InvokeVirtual (ClassInfoType "java.lang.String") "length" (MethodDescriptor [] (TypeReturn (PrimitiveFieldType JVM.Int)))
+        , InvokeStatic (ClassInfoType "java.lang.Integer") "valueOf" (MethodDescriptor [PrimitiveFieldType JVM.Int] (TypeReturn (ObjectFieldType "java.lang.Integer")))
         ]
 generatePrimInstructions "unconsString" =
     -- the rough impl equivalent here is