minor: fail loudly with stack trace when doShowReader crashed

8 years ago · 41240464ca
parent ffd438de18
commit 41240464ca
1 changed files with 6 additions and 1 deletions
--- a/frontend/apps/reader/readerui.lua
+++ b/frontend/apps/reader/readerui.lua
@ -327,7 +327,12 @@ function ReaderUI:showReader(file)
        local co = coroutine.create(function()
            self:doShowReader(file)
        end)
-        coroutine.resume(co)
+        local ok, err = coroutine.resume(co)
+        if err ~= nil then
+            print '[!] doShowReader coroutine crashed:'
+            print(debug.traceback(co, err, 1))
+            UIManager._running = false
+        end
    end)
 end