mapreduce

Finish runs fns parallelly, canceled on any error.

FinishVoid runs fns parallelly.

ForEach maps all elements from given generate but no output.

MapReduce maps all elements generated from given generate func, and reduces the output elements with given reducer.

MapReduceChan maps all elements from source, and reduce the output elements with given reducer.

MapReduceVoid maps all elements generated from given generate, and reduce the output elements with given reducer.

WithContext customizes a mapreduce processing accepts a given ctx.

WithWorkers customizes a mapreduce processing with given workers.

ErrCancelWithNil is an error that mapreduce was canceled with nil.

ErrReduceNoOutput is an error that reduce did not output a value.

AtomicError defines an atomic error.