Create a task with an explicit taskId
. This is useful if you are passing a task from one isolate to another.
TimelineTask.withTaskId(int taskId) : _taskId = taskId { if (taskId is! int) { throw new ArgumentError.value(taskId, 'taskId', 'Must be an int'); } }
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https://api.dartlang.org/stable/2.0.0/dart-developer/TimelineTask/TimelineTask.withTaskId.html