prestates

Documentation

Index

• Variables
• type MultiPrestateProvider
  • func NewMultiPrestateProvider(baseUrl *url.URL, dataDir string) *MultiPrestateProvider
  • func (m *MultiPrestateProvider) PrestatePath(hash common.Hash) (string, error)
• type PrestateProviderCache
  • func NewPrestateProviderCache(m caching.Metrics, label string, ...) *PrestateProviderCache
  • func (p *PrestateProviderCache) GetOrCreate(prestateHash common.Hash) (types.PrestateProvider, error)
• type PrestateSource
• type SinglePrestateSource
  • func NewSinglePrestateSource(path string) *SinglePrestateSource
  • func (s *SinglePrestateSource) PrestatePath(_ common.Hash) (string, error)

Variables

var (
	ErrPrestateUnavailable = errors.New("prestate unavailable")
)

Types

type MultiPrestateProvider

type MultiPrestateProvider struct {
	// contains filtered or unexported fields
}

func NewMultiPrestateProvider

func NewMultiPrestateProvider(baseUrl *url.URL, dataDir string) *MultiPrestateProvider

func (*MultiPrestateProvider) PrestatePath

func (m *MultiPrestateProvider) PrestatePath(hash common.Hash) (string, error)

type PrestateProviderCache

type PrestateProviderCache struct {
	// contains filtered or unexported fields
}

func NewPrestateProviderCache

func NewPrestateProviderCache(m caching.Metrics, label string, createProvider func(prestateHash common.Hash) (types.PrestateProvider, error)) *PrestateProviderCache

func (*PrestateProviderCache) GetOrCreate

func (p *PrestateProviderCache) GetOrCreate(prestateHash common.Hash) (types.PrestateProvider, error)

type PrestateSource

type PrestateSource interface {
	// PrestatePath returns the path to the prestate file to use for the game.
	// The provided prestateHash may be used to differentiate between different states but no guarantee is made that
	// the returned prestate matches the supplied hash.
	PrestatePath(prestateHash common.Hash) (string, error)
}

type SinglePrestateSource

type SinglePrestateSource struct {
	// contains filtered or unexported fields
}

func NewSinglePrestateSource

func NewSinglePrestateSource(path string) *SinglePrestateSource

func (*SinglePrestateSource) PrestatePath

func (s *SinglePrestateSource) PrestatePath(_ common.Hash) (string, error)