macra...@alum.mit.edu wrote:
> In 2.8.0/Windows Vista:
>
> When 'unique' gives a type error message, it prints out even if errors
> are being caught:
>
>
>> try(unique(quote(hello)),silent=TRUE)
>>
> hello
>
> This comes from the .Internal unique routine:
>
>
>> try(.Internal(unique(quote(hello),NULL,NULL)),silent=TRUE)
>>
> hello
>
> I guess it is using the internal equivalent of print rather than the
> internal equivalent of stop.
>
>
line 454+ in src/main/unique.c:
if (!isVector(x)) {
PrintValue(x);
error(_("%s() applies only to vectors"),
(PRIMVAL(op) == 0 ? "duplicated" : "unique"));
}
in your example, quote() produces a non-vector, hence the output before
the error message.
vQ
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