Help us shape the future of Go! Take the 2026 Go Developer Survey

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
- API
  
  Reference documentation for the pkg.go.dev API
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

script

package

Go to main page

Versions in this module

v0

v0.3.0

Oct 21, 2026

Changes in this version

type VM

+ func (v *VM) Isolated(ctx context.Context) (*VM, func(), error)

+ func (v *VM) SharedScope() func()

+ func (v *VM) Try(fn func() error) error

v0.2.0

Oct 19, 2026

Changes in this version

type Bindings

+ Config func() map[string]any

v0.1.0

Oct 19, 2026

Changes in this version

+ func JSONPath(data any, path string) (any, error)

+ type Bindings struct

+ Abort func()

+ Call func(Call) (any, error)

+ CallSingle func(path string, arg any) (any, error)

+ Channel func(kind string, spec map[string]any) (any, error)

+ Configure func(key string, val any) error

+ Driver func(string, []any) (any, error)

+ Embed func(any, string, string) error

+ Env string

+ Feature func() map[string]any

+ FeatureDir string

+ Helpers map[string]func([]any) (any, error)

+ Info func() map[string]any

+ Listen func(time.Duration, <-chan struct{}) (any, error)

+ Log func(string) error

+ PageText func(selector string) (string, error)

+ Root string

+ Scenario func() map[string]any

+ Setup func(name string, once bool) (any, error)

+ Signal func(any) error

+ Sleep func(time.Duration, <-chan struct{}) error

+ WaitHTTP func(string, time.Duration, time.Duration, <-chan struct{}) error

+ WaitPort func(string, int, time.Duration, time.Duration, <-chan struct{}) error

+ Write func(any, string) (string, error)

+ type Call struct

+ Arg any

+ Once bool

+ Path string

+ Shared bool

+ type Configuration struct

+ func (c Configuration) Portable() (Configuration, error)

+ type Element struct

+ Locator string

+ type FailureDecision struct

+ Continue bool

+ Override bool

+ type VM struct

+ func New() *VM

+ func (v *VM) ApplyConfiguration(c Configuration) error

+ func (v *VM) Bind(b Bindings)

+ func (v *VM) Bridge(methods map[string]func([]any) (any, error)) sobek.Value

+ func (v *VM) Bytes(ref string) ([]byte, error)

+ func (v *VM) CallFile(ref string, arg any) (any, error)

+ func (v *VM) CallHook(name string) (bool, error)

+ func (v *VM) Configuration() Configuration

+ func (v *VM) ConfigureHeaders(expr string) error

+ func (v *VM) ConfigureHook(name, expr string) error

+ func (v *VM) ConfigureRetry(val any) error

+ func (v *VM) Eval(expr string) (any, error)

+ func (v *VM) EvalConfig(src string) error

+ func (v *VM) Get(name string) (any, bool)

+ func (v *VM) HeaderOverlay() (map[string]any, error)

+ func (v *VM) Invoke(expr string, arg any) (any, error)

+ func (v *VM) IsFunction(expr string) bool

+ func (v *VM) Park(step func(wake <-chan struct{}) (bool, error)) error

+ func (v *VM) RemovePath(path string) error

+ func (v *VM) Scope(shared bool) func()

+ func (v *VM) Seal(val any) any

+ func (v *VM) SealConfiguration(c Configuration) Configuration

+ func (v *VM) Set(name string, val any)

+ func (v *VM) SetFunction(name string, fn func(call sobek.FunctionCall) sobek.Value)

+ func (v *VM) SetPath(path string, val any) error

+ func (v *VM) SetRetryUntil(expr string)

+ func (v *VM) StepFailure(info map[string]any) (FailureDecision, error)

+ func (v *VM) TakeRetryUntil() (expr string, count int, every time.Duration)

+ func (v *VM) ToValue(val any) sobek.Value

+ func (v *VM) Truthy(expr string, self, root any) (bool, error)

+ func (v *VM) Vars() map[string]any

+ func (v *VM) Watch(ctx context.Context) (func(), error)