actionstack

Documentation

Index

• Variables
• type Action
• type ActionStack
  • func NewActionStack() *ActionStack
  • func (a *ActionStack) Push(elems ...Action)
  • func (a *ActionStack) Run()

Variables

var (
	// ErrAlreadyRun error is throwed with panic on Push or Run invocation
	// after Run was invoked at least once
	ErrAlreadyRun = errors.New("actions already fired")
)

Types

type Action

type Action func()

Action represents stackable action.

type ActionStack

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

ActionStack is a stack of actions which are executed in reverse order they were added

func NewActionStack

func NewActionStack() *ActionStack

NewActionStack creates empty ActionStack

func (*ActionStack) Push

func (a *ActionStack) Push(elems ...Action)

Push adds new action on top of stack. Last added action will be executed by Run() first.

func (*ActionStack) Run

func (a *ActionStack) Run()

Run executes pushed actions in reverse order (FILO)