From: Stephane Chazelas <stephane.chazelas@gmail.com>
To: Ray Andrews <rayandrews@eastlink.ca>
Cc: Zsh Users <zsh-users@zsh.org>
Subject: Re: real time alias?
Date: Sat, 17 Mar 2018 22:47:47 +0000 [thread overview]
Message-ID: <20180317224747.GA1927@chaz.gmail.com> (raw)
In-Reply-To: <98aa0638-97ed-dfe0-8dd2-39129d02c084__39937.2481661432$1521136270$gmane$org@eastlink.ca>
2018-03-15 10:51:47 -0700, Ray Andrews:
> If a function calls an alias, if the alias changes, the function must be
> resourced, yes? That makes nothing but sense sincethe alias is what it is
> at sourcing. An executed script uses the alias in 'real time'. But, is
> there a way to make a function also use the real time value of an alias?
[...]
You can always use eval:
$ f() { eval 'myalias 1'; echo done; }
$ alias myalias=echo; f
1
done
$ alias myalias=return; f
$ echo $?
1
--
Stephane
next parent reply other threads:[~2018-03-17 22:47 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <98aa0638-97ed-dfe0-8dd2-39129d02c084__39937.2481661432$1521136270$gmane$org@eastlink.ca>
2018-03-17 22:47 ` Stephane Chazelas [this message]
2018-03-18 3:20 ` Ray Andrews
2018-03-15 17:51 Ray Andrews
2018-03-15 17:57 ` Jérémie Roquet
2018-03-15 18:13 ` Ray Andrews
2018-03-15 21:44 ` Marc Chantreux
2018-03-15 21:46 ` Marc Chantreux
2018-03-16 17:19 ` Justin M Wozniak
2018-03-16 17:41 ` Ray Andrews
2018-03-17 16:00 ` Marc Chantreux
2018-03-16 17:51 ` Marc Chantreux
2018-03-16 16:47 ` Ray Andrews
2018-03-16 17:41 ` Marc Chantreux
2018-03-16 18:13 ` Bart Schaefer
2018-03-16 18:56 ` Ray Andrews
2018-03-18 23:01 ` Bart Schaefer
2018-03-19 0:05 ` Ray Andrews
2018-03-17 23:17 ` Bart Schaefer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180317224747.GA1927@chaz.gmail.com \
--to=stephane.chazelas@gmail.com \
--cc=rayandrews@eastlink.ca \
--cc=zsh-users@zsh.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.vuxu.org/mirror/zsh/
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).