1 files changed, 16 insertions, 0 deletions
diff --git a/ext/node/polyfills/internal/assert.mjs b/ext/node/polyfills/internal/assert.mjs
new file mode 100644
index 000000000..fcdb32a05
--- /dev/null
+++ b/ext/node/polyfills/internal/assert.mjs
@@ -0,0 +1,16 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+import { ERR_INTERNAL_ASSERTION } from "internal:deno_node/polyfills/internal/errors.ts";
+
+function assert(value, message) {
+  if (!value) {
+    throw new ERR_INTERNAL_ASSERTION(message);
+  }
+}
+
+function fail(message) {
+  throw new ERR_INTERNAL_ASSERTION(message);
+}
+
+assert.fail = fail;
+
+export default assert;