string_ref.hpp

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#pragma once

 
#if (defined(_MSVC_LANG) ? _MSVC_LANG : __cplusplus) < 201703L
#error \
    "OpenPine C++ wrapper headers require C++17 (std::optional, std::string_view)."
#endif
 
#include <optional>
#include <string_view>
 
#include "ffi.hpp"
 
namespace openpine {
 
namespace detail {

inline std::string_view refToView(const ffi::PineStringRef& ref) {
  if (!ref.data) return std::string_view{};
  return std::string_view(reinterpret_cast<const char*>(ref.data), ref.len);
}

inline std::optional<std::string_view> optRefToView(
    bool has_field, const ffi::PineStringRef& ref) {
  return has_field ? std::optional<std::string_view>(refToView(ref))
                   : std::nullopt;
}
 
}  // namespace detail
}  // namespace openpine