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// Copyright 2025, Amlal El Mahrouss (amlal@nekernel.org)
// 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/ocl-org/tproc
#ifndef __OCL_TPROC_ROPE_HPP
#define __OCL_TPROC_ROPE_HPP
#include <ocl/tproc/detail/rope_fwd.hpp>
namespace ocl::tproc::rope
{
/// \brief reverse exact pred type.
template <typename It>
class reverse_pred final
{
It cond_;
public:
reverse_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr rbegin, iterator_ptr rend)
{
for (auto rbeg{rbegin}; rbeg != rend; ++rbeg)
{
if (*rbeg == cond_)
return rbeg;
}
return rend;
}
};
/// \brief ends with pred type.
template <typename It>
class ends_with_pred final
{
It cond_;
public:
ends_with_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr begin, iterator_ptr end)
{
for (auto beg{begin}; beg != end; ++beg)
{
if (beg->ends_with(cond_.data()))
return beg;
}
return end;
}
};
template <typename It>
class uppercase_pred final
{
It cond_;
public:
uppercase_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr begin, iterator_ptr end)
{
std::transform(cond_.begin(),
cond_.end(),
[](std::allocator_traits<It>::value_type& ch) {
return std::toupper(ch);
});
for (auto beg{begin}; beg != end; ++beg)
{
if (*beg == cond_)
return beg;
}
return end;
}
};
template <typename It>
class lowercase_pred final
{
It cond_;
public:
lowercase_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr begin, iterator_ptr end)
{
std::transform(cond_.begin(),
cond_.end(),
[](std::allocator_traits<It>::value_type& ch) {
return std::tolower(ch);
});
for (auto beg{begin}; beg != end; ++beg)
{
if (*beg == cond_)
return beg;
}
return end;
}
};
template <typename It>
class exact_pred final
{
It cond_;
public:
exact_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr begin, iterator_ptr end)
{
for (auto beg{begin}; beg != end; ++beg)
{
if (*beg == cond_)
return beg;
}
return end;
}
};
template <typename It>
class starts_with_pred final
{
It cond_;
public:
starts_with_pred(const boost::core::basic_string_view<typename It::value_type>& cond)
: cond_(cond)
{
}
using iterator_ptr = It*;
iterator_ptr operator()(iterator_ptr begin, iterator_ptr end)
{
for (auto beg{begin}; beg != end; ++beg)
{
if (beg->starts_with(cond_))
return beg;
}
return end;
}
};
} // namespace ocl::tproc::rope
namespace ocl::tproc
{
template <typename It, class Pred>
Pred find(It begin, It end, Pred);
template <typename It, class Pred>
Pred find_if(It begin, It end, Pred);
template <typename It, class Pred>
Pred::size_type erase(It begin, It end, Pred);
template <typename It, class Pred>
Pred::size_type erase_if(It begin, It end, Pred);
} // namespace ocl::tproc
inline std::ostream& operator<<(std::ostream& os, ocl::tproc::crope& r)
{
os << r.data();
return os;
}
inline std::wostream& operator<<(std::wostream& os, ocl::tproc::wrope& r)
{
os << r.data();
return os;
}
inline std::ostream& operator<<(std::ostream& os, const ocl::tproc::crope& r)
{
os << r.c_str();
return os;
}
inline std::wostream& operator<<(std::wostream& os, const ocl::tproc::wrope& r)
{
os << r.c_str();
return os;
}
#include "rope.inl"
#endif // __OCL_TPROC_ROPE_HPP
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