Brew MP 1.0.2
Returns the string containing either the function's source or the name
of the file containing its source.
a pointer to the ILuaDebug interface
If TRUE, returns information about the function at the
top of the stack. If FALSE, returns information about the
current function invocation, and ILuaDebug_GetStack() should
have been called just prior.
If TRUE, returns a shortened, "printable" version of the source
more suitable for error messages.
- If the function was defined in a string, then returns that string.
Otherwise if the function was defined in a file, this will return
the name of the file preceded by "@".