14 #ifndef RANGES_V3_ACTION_SHUFFLE_HPP
15 #define RANGES_V3_ACTION_SHUFFLE_HPP
26 #include <range/v3/utility/static_const.hpp>
28 #include <range/v3/detail/prologue.hpp>
38 template(
typename Gen)(
39 requires uniform_random_bit_generator<Gen>)
40 constexpr
auto operator()(Gen & gen)
const
42 return make_action_closure(
46 template(
typename Gen)(
47 requires uniform_random_bit_generator<Gen>)
48 constexpr
auto operator()(Gen && gen)
const
50 return make_action_closure(
54 template(
typename Rng,
typename Gen)(
57 convertible_to<invoke_result_t<Gen &>, range_difference_t<Rng>>)
58 Rng operator()(Rng && rng, Gen && gen)
const
60 ranges::shuffle(rng,
static_cast<Gen &&
>(gen));
61 return static_cast<Rng &&
>(rng);
65 template<
typename Rng,
typename T>
66 invoke_result_t<shuffle_fn, Rng, T &>
67 operator()(Rng && rng, detail::reference_wrapper_<T> r)
const
69 return (*
this)(
static_cast<Rng &&
>(rng), r.get());
81 #include <range/v3/detail/epilogue.hpp>
CPP_concept permutable
\concept permutable
Definition: concepts.hpp:840
CPP_concept uniform_random_bit_generator
\concept uniform_random_bit_generator
Definition: random.hpp:99
decltype(begin(declval(Rng &))) iterator_t
Definition: access.hpp:698
RANGES_INLINE_VARIABLE(detail::to_container_fn< detail::from_range< std::vector >>, to_vector) template< template< typename... > class ContT > auto to(RANGES_HIDDEN_DETAIL(detail
For initializing a container of the specified type with the elements of an Range.
Definition: conversion.hpp:399
defer< bind_back, Fn, Ts... > bind_back
Definition: meta.hpp:994
Definition: shuffle.hpp:37