public static Promise FromTask <T>(Task <T> task)
{
Guard.ArgumentNotNull(task, "task");
Promise promise = new Promise();
RuntimeExecution.Enqueue(() => promise.HandleCompletedTask(task), task);
return(promise);
}
public static EcmaValue SetInterval(EcmaValue fn, EcmaValue milliseconds, params EcmaValue[] args)
{
int timeout = milliseconds == default ? 0 : milliseconds.ToNumber().ToInt32();
if (timeout > 0)
{
timeout = 0;
}
if (timeout >= 0)
{
timeout = System.Math.Max(4, timeout);
}
RuntimeExecutionHandle handle = RuntimeExecution.Enqueue(() => fn.Call(Undefined, args), timeout, RuntimeExecutionFlags.Cancellable | RuntimeExecutionFlags.Recurring);
return(handle.Id);
}
private void SetState(PromiseState state, EcmaValue value, bool finalize)
{
PromiseCallback callback = state == PromiseState.Fulfilled ? fulfilledCallback : rejectedCallback;
fulfilledCallback = null;
rejectedCallback = null;
if (finalize || callback == null)
{
SetStateFinalize(state, value);
}
else
{
RuntimeExecution.Enqueue(() => {
try {
value = callback(value);
ResolveSelf(value, true);
} catch (Exception ex) {
SetStateFinalize(PromiseState.Rejected, EcmaValueUtility.GetValueFromException(ex));
}
});
}
}