Extends

• EventEmitter

Members

private q :Array.<Task>

q.js, line 19

Tasks queue.

Methods

async add(taskFn) → {Promise}

q.js, line 38

Add task to queue.

Parameters:

Name	Type	Description
taskFn	function	Task executor.

Throws:

Error if no valid function provided.

Returns:

Promise -

Task result.

async addBunch(…taskFns) → {Promise}

q.js, line 52

Add multiple tasks to queue. This will be resolved when last task in a list will be resolved. In case if any task failed this will be rejected.

Parameters:

Name	Type	Attributes	Description
taskFns	function	<repeatable>	Task executors.

Throws:

Error if no valid function provided.

Returns:

Promise -

Tasks results.

hasRunningTasks() → {boolean}

q.js, line 124

Check whatever queue has running tasks.

Returns:

boolean

private onNewTask(task) → {boolean}

q.js, line 136

New task handler.

Parameters:

Name	Type	Description
task	Task	Task.

Returns:

boolean -

Whatever if task has been started immediately.

private onTaskDone(task) → {boolean}

q.js, line 149

Remove task from queue and start next in queue.

Parameters:

Name	Type	Description
task	Task	Ended task.

Returns:

boolean -

Whatever any another task has run.

private pushTask(task) → {Array.<Task, Promise>}

q.js, line 95

Internal method to push task to queue.

Parameters:

Name	Type	Description
task	Task | function	Task or task function to add.

Returns:

Array.<Task, Promise> -

Task instance and resolver Promise.

private tryToRunTask(taskopt) → {boolean}

q.js, line 161

Try to run task if there's no already running tasks.

Parameters:

Name	Type	Attributes	Default	Description
task	Task	<optional>	this.q[0]	Task to run. Will we set to first in queue if not specified.

Returns:

boolean -

Whatever if any task has ran.