datamash issue

[Dave Stevens]

On Mon, 27 Apr 2020 08:34:56 +1000
Karl Auer <kauer at biplane.com.au> wrote:

> On Sun, 2020-04-26 at 13:31 -0700, Dave Stevens wrote:
> > > > cat: /home/dave/node_modules/plantower/atbarrys/.csvdatamash:
> > > > invalid option -- 'R'  
> >
> > After looking this over I realize that I have unintentionally misled
> > you. The lines I showed are part of a script (in the error case) and
> > standalone in the second case. $target is defined when the script
> > runs without the -R and works fine.  
> 
> Looking at the first error message, there is nothing between the path
> and ".csv". This suggests that $target was not defined. If you know it
> was not defined and do not care, all is well. If you expected it to be
> defined, then I suggest you put this line immediately before the cat
> line to find out for sure:
> 
>    echo "[$target]"

the value "$target" is for sure defined (and non-null) at the time of
use because it is used as a filename for a file that persists and holds
appropriate data; the context of using the line outside the script is
what has made the $ value null. 

OK, I'll drop cat and redirect.

d

> 
> Also, piping cat really is the wrong way to do it...
> 
> Regards, K.
> 



-- 
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