Hi Phil,
Predicate bodies must compile. I'll document this.
Slava
On Sat, Jul 19, 2008 at 2:08 PM, Phil Dawes <[EMAIL PROTECTED]> wrote:
> Hi Slava, Hi factor list,
>
> I have a vocabulary that doesn't load. I've distilled it down to a
> testcase in the hope that somebody else notices what's wrong. In this
> code the predicate matches an array with one integer and two strings.
> Unfortunately it doesn't compile and I'm not sure how to fix it:
>
> ------------------ testcase.factor --
>
> IN: testcase
>
> USING: arrays kernel math strings sequences ;
>
> PREDICATE: s>po-clause < array
> { [ integer? ] [ string? ] [ string? ] } [ call ] 2all? ;
>
> -------------------------------------
>
> ( scratchpad ) USE: testcase
>
> Loading P" testcase/testcase.factor"
> :warnings - print 4264 semantic warnings.
> 1: USE: testcase
> ^
> Word: <vector>
> Unable to infer stack effect of array-capacity?
> Nesting: { vector <vector> }
>
> The following restarts are available:
>
> :1 Load testcase/testcase.factor again
>
> Type :help for debugging help.
>
> -------------------------------------
>
> Wierdly if I then try to load it again it works, so I have a workaround.
> I'd really like to fix this though as I plan to distribute the source
> for this project.
> Any alternative ways of doing this that do load correctly would also be
> greatly appreciated.
>
> Many Thanks,
>
> Phil
>
>
>
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