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Fri, 20 May 2022 08:00:29 -0700 (PDT) MIME-Version: 1.0 References: <641523655.251203.1653056242563@mail2.virginmedia.com> In-Reply-To: <641523655.251203.1653056242563@mail2.virginmedia.com> From: Bart Schaefer Date: Fri, 20 May 2022 08:00:17 -0700 Message-ID: Subject: Re: [PATCH] zed fails with setopt nounset unless option -x is given To: Zsh hackers list Content-Type: text/plain; charset="UTF-8" X-Seq: 50265 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: On Fri, May 20, 2022 at 7:18 AM Peter Stephenson wrote: > > Looks straightforward. > > +if [[ $+opts[-x] == 1 && $opts[-x] == <-> ]]; then This actually points out a potential issue with nounset in general: There's no way to pre-declare an associative array key (or even a normal array element) to prevent this from happening, the way one can use typeset to declare a scalar.