Re: inconsistent readonly error behavior

[Chet Ramey]

On 12/23/20 11:10 AM, Travis Everett wrote:
> I think I'm missing or misreading something. If I understood, the 
> assignment and expansion errors are both shell errors that should have the 
> same exit behavior?
> But I see the assignment error ending the list and returning to the top 
> level, and the expansion exiting the script:
That's not an expansion error.


> if true; then
> echo ${bad:?word}
> echo reached3
> fi
> echo reached4
This is a well-defined expansion whose behavior is to exit a 
non-interactive shell if `bad' is unset or null.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/