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Date: Wed, 18 Dec 2019 00:22:53 +0000
From: "Daniel Shahaf" <d.s@daniel.shahaf.name>
To: "Stephane Chazelas" <stephane.chazelas@gmail.com>, zsh-workers@zsh.org
Subject: =?UTF-8?Q?Re:_[PATCH]_Re:_regexp-replace_and_^,_word_boundary_or_look-be?=
 =?UTF-8?Q?hind_operators?=
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Stephane Chazelas wrote on Tue, 17 Dec 2019 11:11 +00:00:
> +++ b/Doc/Zsh/contrib.yo
> @@ -4301,6 +4301,9 @@ and arithmetic expressions which will be=20
> replaced:  in particular, a
>  reference to tt($MATCH) will be replaced by the text matched by the=20=

> pattern.
> =20
>  The return status is 0 if at least one match was performed, else 1.
> +
> +Note that if not using PCRE, using the tt(^) or word boundary operato=
rs
> +(where available) may not work properly.

Suggest to avoid the double negative:

1. s/not using PCRE/using POSIX ERE's/

2. Add "(ERE's)" after "POSIX extended regular expressions" in the first=
 paragraph

I'll push a minor change to that first paragraph in a moment.

>  )
> +++ b/Functions/Example/zpgrep
> @@ -2,24 +2,31 @@
> +eval $1=3D\$5

How about =C2=AB: ${(P)1::=3D"$5"}=C2=BB to avoid eval?