SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
return call<limit::value == std::size_t(-1)>(
sprout::tuples::get<0>(expr.args()),
ctx,
sprout::weed::eval(sprout::tuples::get<0>(expr.args()), ctx)
);
}
SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
return call(expr.args(), ctx);
}
SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
return call(ctx, sprout::weed::eval(sprout::tuples::get<0>(expr.args()), ctx));
}
SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
return sprout::weed::eval(sprout::tuples::get<0>(expr.args()), ctx).success()
? result_type(true, ctx.begin(), attribute_type(), ctx)
: result_type(false, ctx.begin(), attribute_type(), ctx)
;
}
SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
return call(
sprout::tuples::get<0>(expr.args())
.template operator()(ctx.begin(), ctx.end(), ctx),
ctx
);
}
SPROUT_CONSTEXPR result_type operator()(
Expr const& expr,
context_type const& ctx
) const
{
typedef typename std::iterator_traits<Iterator>::value_type elem_type;
return ctx.begin() != ctx.end()
&& *ctx.begin() == elem_type(sprout::tuples::get<0>(expr.args()))
? result_type(
true,
sprout::next(ctx.begin()),
attribute_type(),
context_type(ctx, sprout::next(ctx.begin()))
)
: result_type(false, ctx.begin(), attribute_type(), ctx)
;
}