Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

errors

package

Go to main page

Versions in this module

v0

v0.16.1

Aug 29, 2025

v0.16.0

Jul 17, 2025

v0.15.4

Jun 17, 2025

v0.15.3

Jun 10, 2025

v0.15.2

Apr 23, 2025

v0.15.1

Feb 24, 2025

v0.15.0

Feb 5, 2025

Changes in this version

+ const CodePrefixCryptography

+ const CodePrefixPlacement

type Error

+ func (e *Error) Category() string

+ func (e *Error) ErrorCode() string

v0.13.2

Jun 26, 2024

v0.13.1

Jun 25, 2024

v0.13.0

Jan 15, 2024

Changes in this version

+ const CodeIllegalKey

+ const CodeNotConfigured

+ const CodeNotFound

+ const CodeNotSupported

+ const CodePostfixGetStateFailed

+ const CodePostfixQueryFailed

+ const CodePostfixTooManyTransactions

+ const CodePrefixBindings

+ const CodePrefixConfigurationStore

+ const CodePrefixLock

+ const CodePrefixMiddleware

+ const CodePrefixNameResolution

+ const CodePrefixPubSub

+ const CodePrefixSecretStore

+ const CodePrefixStateStore

+ const Domain

+ type Error struct

+ func FromError(err error) (*Error, bool)

+ func (e *Error) AddDetails(details ...proto.Message) *Error

+ func (e *Error) GrpcStatusCode() grpcCodes.Code

+ func (e *Error) HTTPStatusCode() int

+ func (e *Error) Is(targetI error) bool

+ func (e Error) Error() string

+ func (e Error) GRPCStatus() *status.Status

+ func (e Error) JSONErrorValue() []byte

+ func (e Error) String() string

+ type ErrorBuilder struct

+ func NewBuilder(grpcCode grpcCodes.Code, httpCode int, message string, tag string) *ErrorBuilder

+ func (b *ErrorBuilder) Build() error

+ func (b *ErrorBuilder) WithDetails(details ...proto.Message) *ErrorBuilder

+ func (b *ErrorBuilder) WithErrorInfo(reason string, metadata map[string]string) *ErrorBuilder

+ func (b *ErrorBuilder) WithFieldViolation(fieldName string, msg string) *ErrorBuilder

+ func (b *ErrorBuilder) WithHelp(links []*errdetails.Help_Link) *ErrorBuilder

+ func (b *ErrorBuilder) WithHelpLink(url string, description string) *ErrorBuilder

+ func (b *ErrorBuilder) WithResourceInfo(resourceType string, resourceName string, owner string, description string) *ErrorBuilder