Source File
	cond.go

Belonging Package
	go.pact.im/x/task

package task

// CancelCondition is a condition for canceling the task group.
type CancelCondition func(err error) (cancel bool)

// CancelOnError indicates that task group should return on non-nil error. This
// is the same behavior as the golang.org/x/sync/errgroup package.
func CancelOnError() CancelCondition {
	return cancelOnError
}

func cancelOnError(err error) (cancel bool) {
	return err != nil
}

// CancelOnReturn indicates that task group should be canceled if any
// subtask returns.
func CancelOnReturn() CancelCondition {
	return cancelOnReturn
}

func cancelOnReturn(_ error) (cancel bool) {
	return true
}

// NeverCancel indicates that task group should not be canceled until
// all subtasks complete.
func NeverCancel() CancelCondition {
	return neverCancel
}

func neverCancel(_ error) (cancel bool) {
	return false
}

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