invoker

package

v0.28.11-update-parall... Latest Latest Go to latest Published: Nov 16, 2022 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/onflow/flow-archive

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Documentation ¶

Index ¶

func WithCacheSize(size uint64) func(*Config)
type Cache
type Config
type Invoker
- func New(index archive.Reader, options ...func(*Config)) (*Invoker, error)
type VirtualMachine

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func WithCacheSize ¶

func WithCacheSize(size uint64) func(*Config)

WithCacheSize specifies the size of the cache the invoker uses.

Types ¶

type Cache ¶

type Cache interface {
	Get(key interface{}) (interface{}, bool)
	Set(key, value interface{}, cost int64) bool
}

Cache represents a key/value store to use as a cache.

type Config ¶

type Config struct {
	CacheSize uint64
}

Config is the configuration for an invoker.

type Invoker ¶

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

Invoker retrieves account information from and executes Cadence scripts against the Flow virtual machine.

func New ¶

func New(index archive.Reader, options ...func(*Config)) (*Invoker, error)

New returns a new Invoker with the given configuration.

func (*Invoker) Account ¶

func (i *Invoker) Account(height uint64, address flow.Address) (*flow.Account, error)

Account returns the account with the given address.

func (*Invoker) Key ¶

func (i *Invoker) Key(height uint64, address flow.Address, index int) (*flow.AccountPublicKey, error)

Key returns the public key of the account with the given address.

func (*Invoker) Script ¶

func (i *Invoker) Script(height uint64, script []byte, arguments []cadence.Value) (cadence.Value, error)

Script executes the given Cadence script and returns its result.

type VirtualMachine ¶

type VirtualMachine interface {
	Run(ctx fvm.Context, proc fvm.Procedure, v state.View) error
	GetAccount(ctx fvm.Context, address flow.Address, v state.View) (*flow.Account, error)
}

VirtualMachine represents a Flow Virtual Machine on which to run scripts and retrieve accounts.

Source Files ¶

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