HsLua.Core.Trace

Helper functions to call Lua functions with tracebacks.

Documentation

pcallTrace :: NumArgs -> NumResults -> LuaE e Status

Like pcall, but sets an appropriate message handler function, thereby adding a stack traceback if an error occurs.

callTrace :: LuaError e => NumArgs -> NumResults -> LuaE e ()

Like call, but adds a traceback if an error occurs.

dofileTrace :: Maybe FilePath -> LuaE e Status

Run the given file as a Lua program, while also adding a traceback to the error message if an error occurs.

dostringTrace :: ByteString -> LuaE e Status