You **must** post issues only here. Questions, ideas **must** be posted in [discussions](https://github.com/yuin/gopher-lua/discussions). 

- [ ] GopherLua is a Lua5.1 implementation. You should be familiar with Lua programming language. Have you read [Lua 5.1 reference manual](http://www.lua.org/manual/5.1/) carefully?
- [ ] GopherLua is a Lua5.1 implementation.  In Lua, to keep it simple, **it is more important to remove functionalities rather than to add functionalities unlike other languages** . If you are going to introduce some new cool functionalities into the GopherLua code base and the functionalities can be implemented by existing APIs, It should be implemented as a library. 

Please answer the following before submitting your issue:

1. What version of GopherLua are you using? : 
2. What version of Go are you using? : 
3. What operating system and processor architecture are you using? :
4. What did you do? :
5. What did you expect to see? :
6. What did you see instead? :