From d20dadf43323419df953b2ad8ae26c12e13ccb45 Mon Sep 17 00:00:00 2001
From: carlosmiei <43336371+carlosmiei@users.noreply.github.com>
Date: Thu, 12 Sep 2024 12:16:57 +0100
Subject: [PATCH] update

---
 src/csharpTranspiler.ts        | 2 +-
 tests/csharpTranspiler.test.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/csharpTranspiler.ts b/src/csharpTranspiler.ts
index 6a84fd7..8bbc4e8 100644
--- a/src/csharpTranspiler.ts
+++ b/src/csharpTranspiler.ts
@@ -886,7 +886,7 @@ export class CSharpTranspiler extends BaseTranspiler {
     }
 
     printConcatCall(node, identation, name = undefined, parsedArg = undefined) {
-        return `${name}.Concat(${parsedArg}).ToList()`;
+        return `((string)${name}).Concat(${parsedArg}).ToList()`;
     }
 
     printToFixedCall(node, identation, name = undefined, parsedArg = undefined) {
diff --git a/tests/csharpTranspiler.test.ts b/tests/csharpTranspiler.test.ts
index b92d9f7..6870f52 100644
--- a/tests/csharpTranspiler.test.ts
+++ b/tests/csharpTranspiler.test.ts
@@ -931,7 +931,7 @@ describe('csharp transpiling tests', () => {
     });
     test('should convert concat', () => {
         const ts = "y.concat(z)";
-        const result = "y.Concat(x).ToList()";
+        const result = "((string)y).Concat(x).ToList()";
         const output = transpiler.transpileCSharp(ts).content;
         expect(output).toBe(result);
     });