code: public <U> FutureStream<U> react(final Collection<Supplier<U>> actions) {
  
          final ReactiveSeq<Supplier<U>> seq = actions instanceof List ? ReactiveSeq.fromList((List) actions) : ReactiveSeq.fromIterable(actions);
          return fromStreamAsync(seq);
      }
docs: /*
  
  Construct a FutureStream from specified Suppliers. Each Supplier is executed asyncrhonously,
  and it's results provided to next phase of the Stream
  
  <pre>
  {@code
  LazyReact.parallelBuilder()
  .react(asList(this::load)
  .map(list -> 1 + 2)
  .block();
  
  }
  </pre>
  
  @param actions Suppliers to execute
  @return FutureStream
  @see com.oath.cyclops.react.stream.BaseSimpleReact#react(java.util.List)