From b18fc10e1420cdb32068b4452e9c1e5d9fa7024d Mon Sep 17 00:00:00 2001
From: Omar Rizwan <omar.rizwan@gmail.com>
Date: Wed, 27 Feb 2019 23:38:12 -0800
Subject: [PATCH] Report ENOTSUP for Mac xattr files.

Lets me open png files (in Preview) in tree/, at least!
---
 extension/background.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/extension/background.js b/extension/background.js
index 6653edd..0bf5808 100644
--- a/extension/background.js
+++ b/extension/background.js
@@ -5,6 +5,7 @@ const unix = {
   EINTR: 4,
   EIO: 5,
   ENXIO: 6,
+  ENOTSUP: 45,
 
   // Unix file types
   S_IFMT: 0170000, // type of file mask
@@ -118,6 +119,8 @@ const router = {
               const tabId = parseInt(pathComponent(path, -3));
               const suffix = pathComponent(path, -1);
 
+              if (suffix.startsWith("._")) throw new UnixError(unix.ENOTSUP);
+
               if (!debugged[tabId]) throw new UnixError(unix.EIO);
 
               await sendDebuggerCommand(tabId, "Page.enable", {});