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Add Custom Extractor For NonEmptyChunk #8504

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Merged
merged 1 commit into from
Nov 6, 2023
Merged

Add Custom Extractor For NonEmptyChunk #8504

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9 changes: 9 additions & 0 deletions core-tests/shared/src/test/scala/zio/NonEmptyChunkSpec.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,15 @@ object NonEmptyChunkSpec extends ZIOBaseSpec {
}
val expected = None
assert(actual)(equalTo(expected))
},
test("matches a NonEmptyChunk") {
val nonEmptyChunk = NonEmptyChunk(1, 2, 3)
val actual = nonEmptyChunk match {
case NonEmptyChunk(x, y, z) => Some((x, y, z))
case _ => None
}
val expected = Some((1, 2, 3))
assert(actual)(equalTo(expected))
}
)
)
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8 changes: 7 additions & 1 deletion core/shared/src/main/scala/zio/NonEmptyChunk.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -295,14 +295,20 @@ object NonEmptyChunk {
NonEmptyChunk(a)

/**
* Extracts the elements from a `NonEmptyChunk`.
* Extracts the elements from a `Chunk`.
*/
def unapplySeq[A](seq: Seq[A]): Option[Seq[A]] =
seq match {
case chunk: Chunk[A] if chunk.nonEmpty => Some(chunk)
case _ => None
}

/**
* Extracts the elements from a `NonEmptyChunk`.
*/
def unapplySeq[A](nonEmptyChunk: NonEmptyChunk[A]): Some[Seq[A]] =
Some(nonEmptyChunk.chunk)

/**
* The unit non-empty chunk.
*/
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