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From: Steve Dondley <s@dondley.com>
To: zsh-users@zsh.org
Subject: Re: Suggestions for autogenerating function names to wrap the same code?
Date: Tue, 22 Mar 2022 19:28:08 -0400	[thread overview]
Message-ID: <63903B76-9716-44A9-ACAF-788F61A0E6DE@dondley.com> (raw)
In-Reply-To: <CAHYJk3SmArMWCX9B4yVEDOeQTNPw5CkP8H-MD_mT0qzF6P91nQ@mail.gmail.com>

OK, this is semi-working. The corresponding perl function is definitely getting called. If I it has a syntax error, STDERR gets output to the screen.

But for whatever reason, I can’t get any output on STDOUT with something as simple as:

sub blah {
    system('echo', 'hi');

> On Mar 22, 2022, at 5:03 PM, Mikael Magnusson <mikachu@gmail.com> wrote:
> On 3/22/22, Steve Dondley <s@dondley.com> wrote:
>> So I have these two functions:
>> function task() {
>>    task_wrapper.pl $funcstack[1] "$@"
>> }
>> function tc() {
>>    task_wrapper.pl $funcstack[1] "$@“
>> }
>> They are both wrappers for the same perl script which does its thing based
>> on the value of $funcstack[1];
>> Works, but I’m wondering if I can spare myself the job remembering to create
>> a new function for each and every new perl function I want to write.
>> I could write a little script to pull out the subroutine names from the perl
>> script and dump them into a file sourced by zsh and then reload zsh.
>> Wondering if there might be some cool feature of zsh I don’t know about to
>> assist with creating these functions on-the-fly.
> You can define multiple functions like this:
> function f1 f2 f3 f4() {
>  this body is shared by functions f1 f2 f3 and f4
> }
> and you can copy them like this (somewhat newer feature)
> functions -c f1 g1
> so if you can get all the function names in an array, you could just say:
> task_func_names=( $(script to pull names out) )
> function $task_func_names() {
>  task_wrapper.pl $funcstack[1] "$@"
> }
> -- 
> Mikael Magnusson

  parent reply	other threads:[~2022-03-22 23:28 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-22 20:52 Steve Dondley
2022-03-22 21:03 ` Peter Stephenson
2022-03-22 21:03 ` Mikael Magnusson
2022-03-22 21:09   ` Steve Dondley
2022-03-22 23:37     ` Steve Dondley
2022-03-22 21:16   ` Bart Schaefer
2022-03-22 23:28   ` Steve Dondley [this message]
2022-03-22 23:44     ` Steve Dondley

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