result.h File Reference

Define Result, Status, and error helpers. More...

#include <concepts>
#include <expected>
#include <format>
#include <string>
#include <type_traits>
#include "iceberg/iceberg_export.h"

Go to the source code of this file.

Classes
struct	iceberg::Error
	Error with a kind and a message. More...
struct	iceberg::DefaultError< T >
	/brief Default error trait More...

Namespaces
namespace	iceberg
	Core Apache Iceberg C++ APIs.

Concepts
concept	iceberg::AsResult

Macros
#define	DEFINE_ERROR_FUNCTION(name)
	Macro to define error creation functions.

Typedefs
template<typename T , typename E = typename DefaultError<T>::type>
using	iceberg::Result = std::expected< T, E >
	Result alias.
using	iceberg::Status = Result< void >
template<AsResult T>
using	iceberg::ResultValueT = typename std::remove_cvref_t< T >::value_type

Enumerations
enum class	iceberg::ErrorKind {   kAlreadyExists , kAuthenticationFailed , kBadRequest , kCommitFailed ,   kCommitStateUnknown , kDecompressError , kForbidden , kInternalServerError ,   kInvalid , kInvalidArgument , kInvalidArrowData , kInvalidExpression ,   kInvalidManifest , kInvalidManifestList , kInvalidSchema , kIOError ,   kJsonParseError , kNamespaceNotEmpty , kNoSuchNamespace , kNoSuchPlanId ,   kNoSuchPlanTask , kNoSuchTable , kNoSuchWarehouse , kNoSuchView ,   kNotAllowed , kNotAuthorized , kNotFound , kNotImplemented ,   kNotSupported , kRestError , kRetryableValidationFailed , kServiceUnavailable ,   kTokenExpired , kUnknownError , kValidationFailed }
	Error types for iceberg.

Detailed Description

Define Result, Status, and error helpers.

Macro Definition Documentation

DEFINE_ERROR_FUNCTION

#define DEFINE_ERROR_FUNCTION

(

name

)

Value:

  template <typename... Args>                                                 \
  inline auto name(const std::format_string<Args...> fmt, Args&&... args)     \
      -> std::unexpected<Error> {                                             \
    return std::unexpected<Error>(                                            \
        {ErrorKind::k##name, std::format(fmt, std::forward<Args>(args)...)}); \
  }                                                                           \
  inline auto name(std::string message) -> std::unexpected<Error> {           \
    return std::unexpected<Error>({ErrorKind::k##name, std::move(message)});  \
  }

Macro to define error creation functions.