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Subject: Re: [boost] Suggested change to type_traits/function_traits
From: Johan Nilsson (r.johan.nilsson_at_[hidden])
Date: 2010-07-14 05:01:17

Joseph Garvin wrote:
> I only just now subscribed to this list so forgive me if this has been
> suggested and rejected before.
> Currently function_traits<F> exposes the argument types for F as
> individual typedefs, arg1_type, arg2_type, etc. I think this could be
> made more powerful with two changes:
> 1. First, change it to be 0 indexed, arg0_type should be first. This
> is more consistent with the rest of boost and C++ in general.

IIRC, Boost.Bind, Boost.Lambda and Boost.Spirit uses 1-based argument
indexing for their placeholders.

Johan Nilsson

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