print fs open/read error

diff --git a/server.coffee b/server.coffee
index 1ce56f2..db252bd 100644 (file)
--- a/server.coffee
+++ b/server.coffee
@@ -104,7 +104,7 @@ js_handler = (args, out, request, url_parts) ->
 html_handler = (args, out, request, url_parts) ->
        fs.readFile 'index.html', 'utf8', (err, data) ->
                if err
-                       return out.end 'Server failed to read index.html'
+                       return out.end "Server failed to read index.html: #{err}"
                out.end data
 
 clean_pathname_regex = new RegExp('[^a-zA-Z/_.-]')