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From: Bart Schaefer <schaefer@brasslantern.com>
To: Zsh Users <zsh-users@zsh.org>
Cc: Marc Chantreux <khatar@phear.org>
Subject: Re: would it be nice to support =<< ? (not the haskell one)
Date: Wed, 9 Nov 2016 11:27:41 -0800	[thread overview]
Message-ID: <CAH+w=7bU8SA92+VHwPwJBTaPX4a6JnJ3Y3iukPv+9h0ibj3e5Q@mail.gmail.com> (raw)
In-Reply-To: <20161109180219.GA28703@aurora-borealis.phear.org>

On Wed, Nov 9, 2016 at 10:02 AM,  <khatar@phear.org> wrote:
>
> i was thinking of a =<< operator so we could write
>
>         element=<<.
>                 { "user": "$USER", "uid": "$UID" }
>         .


You can do this:

    element=$(<<.
        { "user": "$USER", "uid": "$UID" }
    .
    )

This is handled efficiently, with a minimum of forking.  Note that
it's necessary to follow the end marker with a newline before adding
the closing paren.


  reply	other threads:[~2016-11-09 22:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-09 18:02 khatar
2016-11-09 19:27 ` Bart Schaefer [this message]
2016-11-10  8:15   ` khatar
2016-11-10 16:44     ` Bart Schaefer

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