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Subject: Re: Completion of two items separated by a dash
To: zsh-users@zsh.org
References: <ph3dem$hod$1@blaine.gmane.org>
From: Eric Cook <llua@gmx.com>
Message-ID: <d448e5c3-2f8e-0950-ad39-9ce2eb932eeb@gmx.com>
Date: Thu, 28 Jun 2018 16:03:47 -0400
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On 06/28/2018 03:40 PM, Scott Frazer (scfrazer) wrote:
> I am trying to write a completion function for a command that takes two items separated by a dash, and the second item depends on the first. For example, suppose possible full completions were:
> 
> foo-bar
> foo-baz
> abc-def
> abc-xyz
> 
> Ideally, the completion function would first present options "foo" and "abc", then after the user chooses one it inserts the "-', and when you hit tab again it presents either "bar" and "baz" or "def" and "xyz".
> 
> For this simple example I could just show all four, but in real life there are many first items and many second items and the list would be huge.
> 
> I have written some simple completions before, but this has me stumped. Is there a way to do this?
> 
> Thanks,
> Scott
> 


_foo() {
  local -a ary
  ary=( foo-bar foo-baz abc-def abc-xyz )
  _arguments '1:description:_multi_parts -- - ary'
}
compdef _foo foo