Re: upvals in Lua bytecode

[Tony Finch <dot@...>]

Miles Bader <miles@gnu.org> wrote:
>
> There are other, better, options than those two though, e.g., "error by default."

Yes.

There are quite a few options in this design space, most of which are not
very Lua-ish, e.g. using shorter keywords (my/our instead of
local/global), use sigils to indicate scope ($v for _ENV.v, @v for
self.v), use v := e as an abbreviation for local v = e.

Tony.
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