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Re: Simplest way to choose one of several commands

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From: Thorsten Kampe <thorsten@xxxxxxxxxxxxxxxx>
To: zsh-users@xxxxxxxxxx
Subject: Re: Simplest way to choose one of several commands
Date: Sun, 13 Sep 2009 12:39:27 +0200
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* Nikolai Weibull (Mon, 7 Sep 2009 18:22:12 +0200)
> 
> Is there a simpler way of doing the following?
> 
> alias ls=${${(f)"$(whence -p {g,}ls)"}[1]}' --color'
> 
> I need to select gls, if thatâs whatâs installed, otherwise ls.  (The
> code above assumes that at least ls is installed, which isnât a
> problem.)

I use something like

    type jed &> /dev/null && DEFAULT_EDITOR=jed || DEFAULT_EDITOR=vim

It's simple, readable and works in my .zshrc as well as in my .bashrc.

Thorsten

References:
- Simplest way to choose one of several commands
  - From: Nikolai Weibull

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