Re: [ublas] [bindings][traits] Stricter traits

Subject: Re: [ublas] [bindings][traits] Stricter traits
From: Karl Meerbergen (karl.meerbergen_at_[hidden])
Date: 2009-04-17 14:15:34

Rutger,

Strictly speaking the bindings are only defined for numeric 
value_type's...  is_scalar would be is_numeric?

Rutger ter Borg wrote:
> Guys,
>
> to ensure that, for example,
>
> is_bindable_vector< std::vector< double > > is true, and
> is_bindable_vector< std::vector< std::vector < double > > is false,
>
> we would have to ensure that 
>
> vector_traits< std::vector< double > > has a specialization, and 
> vector_traits< std::vector< std::vector< double > > > does not.
>   

This specialization would exist, but not be useful in any bindings.

Karl

> I.e., we would have something like is_scalar to evaluate to true for 
> vector_traits<>::value_type. Ideas on how to achieve this cleanly?
>
> Cheers, 
>
> Rutger
>
>
>
>
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