1 files changed, 2 insertions, 8 deletions
diff --git a/ext/node/polyfills/internal_binding/tcp_wrap.ts b/ext/node/polyfills/internal_binding/tcp_wrap.ts
index 4b57a7e1e..973a1d1c0 100644
--- a/ext/node/polyfills/internal_binding/tcp_wrap.ts
+++ b/ext/node/polyfills/internal_binding/tcp_wrap.ts
@@ -212,16 +212,10 @@ export class TCP extends ConnectionWrap {
     try {
       listener = Deno.listen(listenOptions);
     } catch (e) {
-      if (e instanceof Deno.errors.AddrInUse) {
-        return codeMap.get("EADDRINUSE")!;
-      } else if (e instanceof Deno.errors.AddrNotAvailable) {
-        return codeMap.get("EADDRNOTAVAIL")!;
-      } else if (e instanceof Deno.errors.PermissionDenied) {
+      if (e instanceof Deno.errors.NotCapable) {
         throw e;
       }
-
-      // TODO(cmorten): map errors to appropriate error codes.
-      return codeMap.get("UNKNOWN")!;
+      return codeMap.get(e.code ?? "UNKNOWN") ?? codeMap.get("UNKNOWN")!;
     }
 
     const address = listener.addr as Deno.NetAddr;