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References: <f3dc8071-cc88-ed6f-52a0-469fd7f6b32a@eastlink.ca>
In-Reply-To: <f3dc8071-cc88-ed6f-52a0-469fd7f6b32a@eastlink.ca>
From: Bart Schaefer <schaefer@brasslantern.com>
Date: Fri, 20 Apr 2018 19:00:34 +0000
Message-ID: <CAH+w=7Y2HTXN13EWgZGBmPjtUJo8caxOov2PzpY51NvrLOUMjg@mail.gmail.com>
Subject: Re: parse vs. runtime errors
To: Ray Andrews <rayandrews@eastlink.ca>
Cc: Zsh Users <zsh-users@zsh.org>
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On Fri, Apr 20, 2018, 11:31 AM Ray Andrews <rayandrews@eastlink.ca> wrote:

> How come:
>
> [ .... ]]
>
> is only caught as an error at runtime?


"[" is a command (synonym for "test") and not a token, and "]]" is only a
token when balanced with "[[".

  The error kills anything
> remaining on the same line


That would depend on how the remaining commands are separated from this one.

Either way, can I ask zsh to always make any error stop everything and
> make itself known?


That's what "setopt errexit" is for, although that mostly applies to
scripts rather than interactive shells.

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