documentation_error.h

#ifndef SOURCEMETA_BLAZE_DOCUMENTATION_ERROR_H_
#define SOURCEMETA_BLAZE_DOCUMENTATION_ERROR_H_
 
#ifndef SOURCEMETA_BLAZE_DOCUMENTATION_EXPORT
#include <sourcemeta/blaze/documentation_export.h>
#endif
 
#include <sourcemeta/core/jsonpointer.h>
 
#include <exception>   // std::exception
#include <string>      // std::string
#include <string_view> // std::string_view
#include <utility>     // std::move
 
namespace sourcemeta::blaze {
 
// Exporting symbols that depends on the standard C++ library is considered
// safe.
// https://learn.microsoft.com/en-us/cpp/error-messages/compiler-warnings/compiler-warning-level-2-c4275?view=msvc-170&redirectedfrom=MSDN
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4251 4275)
#endif

class SOURCEMETA_BLAZE_DOCUMENTATION_EXPORT DocumentationError
    : public std::exception {
public:
  DocumentationError(const char *message, sourcemeta::core::Pointer location,
                     std::string subject = "")
      : message_{message}, location_{std::move(location)},
        subject_{std::move(subject)} {}
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return this->message_;
  }

  [[nodiscard]] auto subject() const noexcept -> std::string_view {
    return this->subject_;
  }

  [[nodiscard]] auto location() const noexcept
      -> const sourcemeta::core::Pointer & {
    return this->location_;
  }
 
private:
  const char *message_;
  sourcemeta::core::Pointer location_;
  std::string subject_;
};
 
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
 
} // namespace sourcemeta::blaze
 
#endif