From 90ca9407d5b46d220472ceaabb78b62c7ed9b011 Mon Sep 17 00:00:00 2001
From: BrokenName <brokenname@kfee-programming.com>
Date: Mon, 27 Dec 2021 10:38:00 -0800
Subject: [PATCH] Update NetscriptFunctions.ts

Undid removal of writePort data validation
---
 src/NetscriptFunctions.ts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/NetscriptFunctions.ts b/src/NetscriptFunctions.ts
index db4d1a0fe..493aa3181 100644
--- a/src/NetscriptFunctions.ts
+++ b/src/NetscriptFunctions.ts
@@ -1758,6 +1758,12 @@ export function NetscriptFunctions(workerScript: WorkerScript): NS {
       return res;
     },
     writePort: function (port: any, data: any = ""): any {
+      if (typeof data !== "string" && typeof data !== "number") {
+        throw makeRuntimeErrorMsg(
+          "writePort",
+          `Trying to write invalid data to a port: only strings and numbers are valid.`,
+        );
+      }
       const iport = helper.getValidPort("writePort", port);
       return Promise.resolve(iport.write(data));
     },