/**
* This is the most prominent abstraction on top of the standard Lua
* API. A slot object represents a value on the stack. More
* specifically, it represents a position on the stack. The
* distinction is only important when objects are moved around on the
* stack or if the slot represents a negative index on the stack (the
/**
* This is the most prominent abstraction on top of the standard Lua
* API. A slot object represents a value on the stack. More
* specifically, it represents a position on the stack. The
* distinction is only important when objects are moved around on the
* stack or if the slot represents a negative index on the stack (the