individual_exon_view.tcc

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#if !defined(ULTRA_GP_INDIVIDUAL_H)
#  error "Don't include this file directly, include the specific .h instead"
#endif
 
#if !defined(ULTRA_GP_INDIVIDUAL_EXON_VIEW_TCC)
#define      ULTRA_GP_INDIVIDUAL_EXON_VIEW_TCC
 
#include "individual_iterator.tcc"

class exon_view : public std::ranges::view_interface<exon_view>
{
public:
  using iterator = internal::basic_exon_iterator<false>;

  using sentinel = std::default_sentinel_t;

  explicit exon_view(gp::individual &ind) noexcept : ind_(std::addressof(ind))
  {}

  [[nodiscard]] iterator begin() const { return iterator(*ind_); }

  [[nodiscard]] sentinel end() const noexcept { return {}; }
 
private:
  gp::individual *ind_;
};  // class exon_view

class const_exon_view : public std::ranges::view_interface<const_exon_view>
{
public:
  using iterator = internal::basic_exon_iterator<true>;
  using sentinel = std::default_sentinel_t;
 
  explicit const_exon_view(const gp::individual &ind) noexcept
    : ind_(std::addressof(ind))
  {}
 
  [[nodiscard]] iterator begin() const { return iterator(*ind_); }
  [[nodiscard]] sentinel end() const noexcept { return {}; }
 
private:
  const gp::individual *ind_;
};  // class const_exon_view
 
 
// Just to document the contract for future maintainers.
static_assert(std::ranges::input_range<const_exon_view>);
static_assert(!std::ranges::forward_range<const_exon_view>);
 
#endif  // include guard