From eda43c46de12ed589fdbe62ba0574887cfbb3574 Mon Sep 17 00:00:00 2001
From: Kenta Moriuchi <moriken@kimamass.com>
Date: Mon, 3 Jun 2024 10:29:01 +0900
Subject: fix: validate integer values in `Deno.exitCode` setter (#24068)

---
 runtime/js/30_os.js | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

(limited to 'runtime/js')

diff --git a/runtime/js/30_os.js b/runtime/js/30_os.js
index 866fad287..f3dfda886 100644
--- a/runtime/js/30_os.js
+++ b/runtime/js/30_os.js
@@ -22,7 +22,8 @@ import {
 const {
   Error,
   FunctionPrototypeBind,
-  NumberParseInt,
+  NumberIsInteger,
+  RangeError,
   SymbolFor,
   TypeError,
 } = primordials;
@@ -102,13 +103,17 @@ function getExitCode() {
 }
 
 function setExitCode(value) {
-  const code = NumberParseInt(value, 10);
-  if (typeof code !== "number") {
+  if (typeof value !== "number") {
     throw new TypeError(
-      `Exit code must be a number, got: ${code} (${typeof code}).`,
+      `Exit code must be a number, got: ${value} (${typeof value})`,
     );
   }
-  op_set_exit_code(code);
+  if (!NumberIsInteger(value)) {
+    throw new RangeError(
+      `Exit code must be an integer, got: ${value}`,
+    );
+  }
+  op_set_exit_code(value);
 }
 
 function setEnv(key, value) {
-- 
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