Re: goto line depending on exit code of filter

Hi,

bill lam wrote:
>
> I want to use an external program to filter the whole buffer. Upon
> exit of that filter and output written to current buffer, I want to
> goto a line position depending on exit code:
>
> 0 : goto the current line just before invoking filter
> +ve : error occurred, goto the line indicated by the error code.
>
> how to write a user command to do it assuming the filter is called
> with :%!foo

have a look at

:help v:shell_error

This variable holds the result of the last shell command.

Regards,
Jürgen

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