task-run

Task runner, written in typescript. Task implements the task-api

Install

npm install task-run

Amd and systemjs bundles included.

Usage

You can check the test file for all the examples.

let task = Tasks.run(() => { return 3; });
assert.equal(await task, 3);

let task = Tasks.run(() => { return "Hi"; });
await task.end;

assert.equal(task.status, Status.Succeded);

let task = Tasks.run<number>(() => { throw "Some error"; });

assert.throws(async () => await task);

let task = Tasks.run(() => { throw "Some error"; });
await task.end;

assert.equal(task.status, Status.Failed);

let source = new CancelTokenSource();
source.cancel();

let task = Tasks.runCancelable((token) => { token.throwIfCancelRequested(); }, source.token);
await task.end;

assert.equal(task.status, Status.Cancelled);

let task = Tasks.succeded(4);
assert.equal(await task, 4);

let task = Tasks.failed("The reason is you.");
assert.throws(async () => await task, "The reason is you.");

let task = Tasks.cancelled();
assert.throws(async () => await task);
assert.equal(task.status, Status.Cancelled);

let controller = Tasks.createController<string>();
controller.setSucceded("Hi");

assert.equal(await controller.task, "Hi");

let controller = Tasks.createController<number>();
controller.setFailed("some reason");

assert.throws(async () => await controller.task, "some reason");

let controller = Tasks.createController<number>();
controller.setCancelled();

assert.equal(controller.task.status, Status.Cancelled);