Re: Lpeg 0.12: "grammar has too many rules"
[
Date Prev][
Date Next][
Thread Prev][
Thread Next]
[
Date Index]
[
Thread Index]
- Subject: Re: Lpeg 0.12: "grammar has too many rules"
- From: Sean Conner <sean@...>
- Date: 2013年9月21日 16:58:15 -0400
It was thus said that the Great Petite Abeille once stated:
>
> On Sep 20, 2013, at 6:32 AM, Sean Conner <sean@conman.org> wrote:
>
> >> [1] https://github.com/spc476/LPeg-Parsers/blob/master/email.lua
>
> Very nice. Thanks for sharing.
>
> One minor thing though: merge_addr can fail if there is no domain in an address:
Oh, wait, you could mean that I don't match an address sans domain. Well,
the parser is based on RFC-5322, (obsoletes RFC-2822 and RFC-822). I tried
adding support for the older formats, but the parse time shot up alarmingly
(sub-hundredth of a second for the current version, multiple seconds with
the obsolete parsing code).
-spc