Re: Shifting a block of text

[Chris F.A. Johnson]

On Wed, 8 Dec 2021, Chris F.A. Johnson wrote:

> On Wed, 8 Dec 2021, fatiparty--- via wrote:
>
> > Dec 8, 2021, 07:40 by fxmbsw7@gmail.com:
> ...
> > shifted-block "Phrase 1" "Phrase 2" "Phrase 3"
> > Print  phrases without any leading spaces (uses nc=0)
> >
> > shifted-block 8 "Phrase 1" "Phrase 2" "Phrase 3" ...
> > Print phrases on separate lines with 8 leading spaces (uses nc=8)
>
> shifted-block()
> {
>  case $1 in
>    *[!0-9]*) ;;
>    *) padding=$1
>       shift ;;
>  esac
>  printf -v pad "%${padding}.${padding}s" ' '
>  fmt=$pad%s'\n'
>  printf "$fmt" "$@"
> }

That doesn't allow for padding being already defined with a
numeric value.

It can be fixed, by adding 'local padding' at the top of the function
or

*[!0-9]*) padding=0;;

--
   Chris F.A. Johnson