task

package module
v0.0.1 Latest Latest
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 Go to latest Published: Apr 27, 2021 License: MIT Imports: 15 Imported by: 9

README

task

GoRoutines Task Manager Utils

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var ErrNoTasks = errors.New("no tasks")
View Source 
var (
	ErrTaskRunning = errors.New("Task is running")
)

Functions

func MustRun 

func MustRun(done func(), t ...Task) error

func NewStartableTask 

func NewStartableTask(start func(done ...func()) (err error), stop func()) *startableTask

func NewTask 

func NewTask(run func() (err error), stop ...func()) *task

func Run 

func Run(done func(state *State), t ...Task) (err error)

func StopWait 

func StopWait(stoper Stoper)

Types

type Appender 

type Appender interface {
	SliceGetter
	AddTask(t ...Task) error
	PostRun(f ...func())
	Context() context.Context
	WithContext(ctx context.Context) (done func())
}

func NewAppender 

func NewAppender() Appender

type CmdTask 

type CmdTask struct {
	Cmd      *exec.Cmd
	Log      logging.Logger
	PreStart func(t *CmdTask)
	// contains filtered or unexported fields
}

func NewCmdTask 

func NewCmdTask(cmd *exec.Cmd) *CmdTask

func (*CmdTask) LogInfo 

func (t *CmdTask) LogInfo()

func (*CmdTask) OnDone 

func (t *CmdTask) OnDone(f ...func()) *CmdTask

func (*CmdTask) Run 

func (t *CmdTask) Run() (err error)

func (*CmdTask) SetLog 

func (t *CmdTask) SetLog(log logging.Logger) *CmdTask

func (*CmdTask) Setup 

func (t *CmdTask) Setup(appender Appender) error

func (*CmdTask) Start 

func (t *CmdTask) Start(done func()) (stop Stoper, err error)

type ErrNotRunning 

type ErrNotRunning struct {
	Task Task
}

func (ErrNotRunning) Error 

func (this ErrNotRunning) Error() string

type Factory 

type Factory interface {
	Task
	Factory() Task
}

type FactoryFunc 

type FactoryFunc func() Task

func (FactoryFunc) Factory 

func (f FactoryFunc) Factory() Task

func (FactoryFunc) Run 

func (f FactoryFunc) Run() error

func (FactoryFunc) Setup 

func (f FactoryFunc) Setup(appender Appender) (err error)

func (FactoryFunc) Start 

func (f FactoryFunc) Start(done func()) (stop Stoper, err error)

type OnDoneEvent 

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

func (*OnDoneEvent) CallDoneFuncs 

func (od *OnDoneEvent) CallDoneFuncs()

func (*OnDoneEvent) DoneFuncs 

func (od *OnDoneEvent) DoneFuncs() []func()

func (*OnDoneEvent) OnDone 

func (od *OnDoneEvent) OnDone(f ...func())

type PostRunCallback 

type PostRunCallback interface {
	TaskPosRun()
}

type PostRunSlice 

type PostRunSlice []func()

type PostStartCallback 

type PostStartCallback interface {
	PostTaskStart(s *State)
}

type PreRunCallback 

type PreRunCallback interface {
	TaskPreRun(ta Appender) error
}

type PreRunSlice 

type PreRunSlice []func(ap Appender) error

type PreStartCallback 

type PreStartCallback interface {
	PreTaskStart(s *State)
}

type PreparedTasks 

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

func Prepare 

func Prepare(t ...Task) (pt *PreparedTasks, err error)

func (*PreparedTasks) Start 

func (this *PreparedTasks) Start(done ...func()) (state *State, err error)

func (*PreparedTasks) Tasks 

func (this *PreparedTasks) Tasks() Slice

type Runner 

type Runner struct {
	*State

	*OnDoneEvent
	Signal os.Signal
	// contains filtered or unexported fields
}

func NewRunner 

func NewRunner(t ...Task) *Runner

func (*Runner) Add 

func (r *Runner) Add(t ...Task) (err error)

func (*Runner) GetLogger 

func (this *Runner) GetLogger() logging.Logger

func (*Runner) MustRunWait 

func (r *Runner) MustRunWait()

func (*Runner) MustSigRun 

func (r *Runner) MustSigRun(sig ...os.Signal)

func (*Runner) Run 

func (r *Runner) Run() (done chan interface{}, err error)

func (*Runner) RunWait 

func (r *Runner) RunWait() (err error)

func (*Runner) SetLog 

func (r *Runner) SetLog(log logging.Logger) *Runner

func (*Runner) SigRun 

func (r *Runner) SigRun(sig ...os.Signal) (done chan interface{}, err error)

func (*Runner) SigRunWait 

func (r *Runner) SigRunWait(sig ...os.Signal) (err error)

func (*Runner) SigStop 

func (r *Runner) SigStop() *Runner

func (*Runner) SignalBinder 

func (this *Runner) SignalBinder() signald.Binder

type Slice 

type Slice []Task

func (Slice) Run 

func (tasks Slice) Run() (err error)

func (Slice) Setup 

func (tasks Slice) Setup(appender Appender) (err error)

func (Slice) Start 

func (tasks Slice) Start(done func()) (s Stoper, err error)

type SliceGetter 

type SliceGetter interface {
	Tasks() Slice
}

type State 

type State struct {
	OnDoneEvent
	Start time.Time
	End   time.Time
	// contains filtered or unexported fields
}

func (*State) Add 

func (s *State) Add(tasks ...Task) (err error)

func (State) IsRunning 

func (s State) IsRunning() bool

func (State) Len 

func (s State) Len() int

func (*State) Stop 

func (s *State) Stop()

func (*State) StopWait 

func (s *State) StopWait()

func (State) Stopers 

func (s State) Stopers() (stopers Stopers)

func (State) Tasks 

func (s State) Tasks() (tasks Slice)

func (*State) Wait 

func (s *State) Wait()

type StopWaiter 

type StopWaiter interface {
	StopWait()
}

type Stoper 

type Stoper interface {
	Stop()
	IsRunning() bool
}

func MustStart 

func MustStart(done func(), t ...Task) (s Stoper, err error)

func NewStopDoner 

func NewStopDoner(stop func()) (s Stoper, done func())

func NewStoper 

func NewStoper(stop func(), running func() bool) (s Stoper)

func Start 

func Start(done func(state *State), t ...Task) (s Stoper, err error)

type Stopers 

type Stopers []Stoper

func (Stopers) IsRunning 

func (s Stopers) IsRunning() bool

func (*Stopers) IsRunningOrRemove 

func (s *Stopers) IsRunningOrRemove() (ok bool)

func (Stopers) Stop 

func (s Stopers) Stop()

type Task 

type Task interface {
	Start(done func()) (stop Stoper, err error)
}

type TaskAppender 

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

func (*TaskAppender) AddSetup 

func (this *TaskAppender) AddSetup(s ...func(ta Appender) error)

func (*TaskAppender) AddTask 

func (this *TaskAppender) AddTask(t ...Task) (err error)

func (*TaskAppender) Context 

func (this *TaskAppender) Context() context.Context

func (*TaskAppender) PostRun 

func (this *TaskAppender) PostRun(f ...func())

func (*TaskAppender) Setup 

func (this *TaskAppender) Setup(tar Appender) (err error)

func (*TaskAppender) TaskPostRun 

func (this *TaskAppender) TaskPostRun()

func (*TaskAppender) Tasks 

func (this *TaskAppender) Tasks() Slice

func (*TaskAppender) WithContext 

func (this *TaskAppender) WithContext(ctx context.Context) (done func())

type TaskFactory 

type TaskFactory struct {
	FactoryFunc func() Task
	// contains filtered or unexported fields
}

func (*TaskFactory) Factory 

func (f *TaskFactory) Factory() Task

func (*TaskFactory) Run 

func (f *TaskFactory) Run() (err error)

func (*TaskFactory) Setup 

func (f *TaskFactory) Setup(appender Appender) (err error)

func (*TaskFactory) Start 

func (f *TaskFactory) Start(done func()) (stop Stoper, err error)

type TaskProxy 

type TaskProxy struct {
	T         Task
	SetupFunc func(appender Appender) error
	RunFunc   func() error
	StartFunc func(done func()) (stop Stoper, err error)
}

func (*TaskProxy) Run 

func (px *TaskProxy) Run() error

func (*TaskProxy) Setup 

func (px *TaskProxy) Setup(appender Appender) error

func (*TaskProxy) Start 

func (px *TaskProxy) Start(done func()) (stop Stoper, err error)

type TaskRunner 

type TaskRunner interface {
	Run() error
}

type TaskSetup 

type TaskSetup func(appender Appender) error

func (TaskSetup) Run 

func (TaskSetup) Run() error

func (TaskSetup) Setup 

func (tf TaskSetup) Setup(appender Appender) error

func (TaskSetup) Start 

func (TaskSetup) Start(done func()) (stop Stoper, err error)

type TaskSetupAppender 

type TaskSetupAppender interface {
	Setup(appender Appender) error
}

type TaskSetupError 

type TaskSetupError struct {
	Task  Task
	Index int
	// contains filtered or unexported fields
}

func (*TaskSetupError) Cause 

func (se *TaskSetupError) Cause() error

func (*TaskSetupError) Error 

func (se *TaskSetupError) Error() string

type TaskSetuper 

type TaskSetuper interface {
	Setup() error
}

type Tasks 

type Tasks struct {
	TaskAppender
	// contains filtered or unexported fields
}

func (*Tasks) GetPreRun 

func (tasks *Tasks) GetPreRun() []func(ta Appender) error

func (*Tasks) Log 

func (tasks *Tasks) Log() logging.Logger

func (*Tasks) PreRun 

func (tasks *Tasks) PreRun(f ...func(ta Appender) error)

func (*Tasks) Run 

func (tasks *Tasks) Run() (err error)

func (*Tasks) SetLog 

func (tasks *Tasks) SetLog(log logging.Logger)

func (*Tasks) Start 

func (tasks *Tasks) Start(done func()) (stop Stoper, err error)

func (*Tasks) TaskPreRun 

func (tasks *Tasks) TaskPreRun(ts *TaskAppender) (err error)

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