pool

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 Go to latest Published: Jul 6, 2021 License: Apache-2.0 Imports: 1 Imported by: 0

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Types

type Pool 

type Pool struct {
	Tasks []*Task
	// contains filtered or unexported fields
}

Pool is a worker group that runs a number of tasks at a configured concurrency.

func NewPool 

func NewPool(tasks []*Task, concurrency int) *Pool

NewPool initializes a new pool with the given tasks and at the given concurrency.

func (*Pool) Run 

func (p *Pool) Run()

Run runs all work within the pool and blocks until it's finished.

type Task 

type Task struct {
	// Err holds an error that occurred during a task. Its
	// result is only meaningful after Run has been called
	// for the pool that holds it.
	Err error
	// contains filtered or unexported fields
}

Task encapsulates a work item that should go in a work pool.

func MapTask 

func MapTask(task func(arg TaskArg) func() error, args []TaskArg) (tasks []*Task)

func NewTask 

func NewTask(f func() error) *Task

NewTask initializes a new task based on a given work function.

func (*Task) Run 

func (t *Task) Run(wg *sync.WaitGroup)

Run runs a Task and does appropriate accounting via a given sync.WorkGroup.

type TaskArg 

type TaskArg interface{}

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