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- Subject: Re: [ANN] Lua 5.2.0 (alpha-rc2) now available
- From: David Manura <dm.lua@...>
- Date: Thu, 18 Nov 2010 23:37:48 -0500
On Thu, Nov 18, 2010 at 11:23 PM, Miles Bader <email@example.com> wrote:
> Nick Gammon <firstname.lastname@example.org> writes:
>>> What is the motivation for the ALL CAPS function names in the bit library?
>> My guess it is to avoid the use of the reserved words "and" and "or".
>> However it does look UGLY.
> Yeah; "band", "bor" etc are hardly _pretty_, but they're at least
> somewhat familiar and normal-looking. AND, OR, etc, just stand out
> absurdly in code, and scream for attention.
With code having lots of bitops, I'd probably do things like
local OR = bit.bor or bit32.OR -- prefer JIT-optimized ops
local AND = bit.band or bit32.AND
local NOT = bit.bnot or bit32.NOT
if not t or NOT(OR(x,y)) == 1 and AND(z,w) == 0 then ... end