Wait and block for the results to be generated for the pending sleigh job, .Object.
If the job has completed, then waitSleigh returns immediately with the generated results.
Usage
## S3 method for class 'sleighPending':
waitSleigh(.Object)
Arguments
.Object
a sleighPending class object
Details
The sleighPending class object, .Object, is usually obtained from the return value of
non-blocking eachElem or non-blocking eachWorker.