ZyX wrote:
> Try sourcing the following script
>
> function Fu()
> throw 1234
> endfunction
> silent! call Fu()
> try|let b=au#xxx()|catch|echomsg v:exception|endtry
>
> . After you source it with “vim -u NONE -N -S script-name.vim” you will see
>
> Error detected while processing /tmp/zshubfJ7j:
> line 5:
> E117: Unknown function: au#xxx
> E15: Invalid expression: au#xxx()|catch|echomsg v:exception|endtry
>
> while expected to see just
>
> Vim(let):E117: Unknown function: au#xxx
>
> . If you replace “let b=au#xxx()” with “throw 1234”
> exception is caught as expected.
Apparently some flag is set that is not reset as expected.
The exception handling is complicated.
> Also note that “:silent! throw 1234” does not silence the exception.
>
>
> Note: while :try/:catch does not work after you experienced this
> problem you still may use :redir to get error messages silenced with
> :silent!.
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