Errors.hpp

#ifndef _DITTO_ERRORS_
#define _DITTO_ERRORS_
 
#include <exception>
#include <string>
 
struct dittoffi_error;
typedef dittoffi_error dittoffi_error_t;
 
#define DEFINE_EXCEPTION_CLASS(EXCEPTION_NAME, ...)                            \
  class EXCEPTION_NAME : public std::exception {                               \
    __VA_ARGS__                                                                \
    std::string message;                                                       \
    EXCEPTION_NAME();                                                          \
                                                                               \
  public:                                                                      \
    const char *what() const noexcept override { return message.c_str(); }     \
  };
 
namespace ditto {
 
class DittoError : public std::exception {
  std::string message;
 
public:
  DittoError();
  DittoError(dittoffi_error_t *ffi_error);
  explicit DittoError(std::string msg);
 
  const char *what() const noexcept override;
};
 
// MARK: - More specific errors
 
// MARK: - Attachment fetch errors
 
DEFINE_EXCEPTION_CLASS(AttachmentNotFoundError,
                       friend class AttachmentFetcherCtx;)
DEFINE_EXCEPTION_CLASS(AttachmentTokenInvalidError,
                       friend class AttachmentFetcherCtx;)
DEFINE_EXCEPTION_CLASS(FailedToFetchAttachmentError,
                       friend class AttachmentFetcherCtx;)
 
// MARK: - Attachment creation errors
 
DEFINE_EXCEPTION_CLASS(AttachmentFilePermissionDeniedError, friend class Store;)
DEFINE_EXCEPTION_CLASS(AttachmentFileNotFoundError, friend class Store;)
DEFINE_EXCEPTION_CLASS(FailedToCreateAttachmentError, friend class Store;)
 
} // namespace ditto
 
#endif