dense_space.hpp

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#pragma once
 
#include <uni20/symmetry/space.hpp>
 
#include <cstddef>
#include <string>
#include <utility>
 
namespace uni20
{
 
class DenseSpace {
  public:
    explicit DenseSpace(std::size_t extent, std::string label = {}) : extent_(extent), label_(std::move(label)) {}
 
    auto extent() const -> std::size_t { return extent_; }
 
    auto empty() const -> bool { return extent_ == 0; }
 
    auto label() const -> std::string const& { return label_; }
 
    void set_label(std::string label) { label_ = std::move(label); }
 
    auto operator==(DenseSpace const& other) const -> bool = default;
 
  private:
    std::size_t extent_ = 0;
    std::string label_;
};
 
static_assert(Space<DenseSpace>);
static_assert(!SymmetrySpace<DenseSpace>);
 
} // namespace uni20