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pairwise #101

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hoc081098 opened this issue Jul 6, 2022 · 0 comments · Fixed by #102

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hoc081098 commented Jul 6, 2022

 fun <T> Flow<T>.pairwise(): Flow<Pair<T, T>> = flow {
  var last: Any? = null

  try {
    collect {
      if (last !== null) {
        emit(NULL_VALUE.unbox<T>(last) to it)
      }
      last = it ?: NULL_VALUE
    }
  } finally {
    last = null
  }
}

hoc081098 added this to the 0.4.0 milestone

hoc081098 added the enhancement label

hoc081098 linked a pull request

that will close this issue

feat(pairwise): add pairwise operator #102

Merged

hoc081098 closed this as completed in #102

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