ext-boost/boost/url/impl/params_base.hpp
2023-05-22 18:45:02 +10:00

196 lines
3.5 KiB
C++

//
// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
// Copyright (c) 2022 Alan de Freitas (alandefreitas@gmail.com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Official repository: https://github.com/boostorg/url
//
#ifndef BOOST_URL_IMPL_PARAMS_BASE_HPP
#define BOOST_URL_IMPL_PARAMS_BASE_HPP
#include <boost/url/detail/params_iter_impl.hpp>
#include <iterator>
namespace boost {
namespace urls {
//------------------------------------------------
class params_base::iterator
{
detail::params_iter_impl it_;
bool space_as_plus_ = true;
friend class params_base;
friend class params_ref;
iterator(
detail::query_ref const& ref,
encoding_opts opt) noexcept;
iterator(
detail::query_ref const& impl,
encoding_opts opt,
int) noexcept;
iterator(
detail::params_iter_impl const& it,
encoding_opts opt) noexcept
: it_(it)
, space_as_plus_(opt.space_as_plus)
{
}
public:
using value_type = params_base::value_type;
using reference = params_base::reference;
using pointer = reference;
using difference_type =
params_base::difference_type;
using iterator_category =
std::bidirectional_iterator_tag;
iterator() = default;
iterator(iterator const&) = default;
iterator& operator=(
iterator const&) noexcept = default;
iterator&
operator++() noexcept
{
it_.increment();
return *this;
}
iterator
operator++(int) noexcept
{
auto tmp = *this;
++*this;
return tmp;
}
iterator&
operator--() noexcept
{
it_.decrement();
return *this;
}
iterator
operator--(int) noexcept
{
auto tmp = *this;
--*this;
return tmp;
}
BOOST_URL_DECL
reference
operator*() const;
// the return value is too expensive
pointer operator->() const = delete;
bool
operator==(
iterator const& other) const noexcept
{
return it_.equal(other.it_);
}
bool
operator!=(
iterator const& other) const noexcept
{
return ! it_.equal(other.it_);
}
};
//------------------------------------------------
inline
params_base::
params_base() noexcept
// space_as_plus = true
: opt_(true, false, false)
{
}
inline
bool
params_base::
contains(
string_view key,
ignore_case_param ic) const noexcept
{
return find(
begin(),key, ic) != end();
}
inline
auto
params_base::
find(
string_view key,
ignore_case_param ic) const noexcept ->
iterator
{
return iterator(
find_impl(
begin().it_, key, ic),
opt_);
}
inline
auto
params_base::
find(
iterator it,
string_view key,
ignore_case_param ic) const noexcept ->
iterator
{
return iterator(
find_impl(
it.it_, key, ic),
opt_);
}
inline
auto
params_base::
find_last(
string_view key,
ignore_case_param ic) const noexcept ->
iterator
{
return iterator(
find_last_impl(
end().it_, key, ic),
opt_);
}
inline
auto
params_base::
find_last(
iterator it,
string_view key,
ignore_case_param ic) const noexcept ->
iterator
{
return iterator(
find_last_impl(
it.it_, key, ic),
opt_);
}
} // urls
} // boost
#endif