< > BotCompany Repo | #1012265 // mapPairs - iterate over a map in key-value pairs. also synonym of mapPairsToList

JavaX fragment (include) [tags: use-pretranspiled]

Libraryless. Click here for Pure Java version (2598L/17K).

static <A, B> IterableIterator<Pair<A, B>> mapPairs(Map<A, B> map) {
  final Iterator<Map.Entry<A, B>> it = map.entrySet().iterator();
  ret iteratorFromFunction(func -> Pair<A, B> {
    if (it.hasNext()) {
      Map.Entry<A, B> entry = it.next();
      ret pair(entry.getKey(), entry.getValue());
    }
    null;
  });
}

static <A, B, C> L<C> mapPairs(Iterable<Pair<A, B>> l, IF2<A, B, C> f) {
  ret mapPairsToList(l, f);
}

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