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anuragsrivastava06/OptionWriter.scala

Last active April 15, 2018 09:45
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OptionWriter.scala
implicit def optionWriter[A]
(implicit writer: JsonWriter[A]): JsonWriter[Option[A]] =
new JsonWriter[Option[A]] {
def write(option: Option[A]): Json =
option match {
case Some(aValue) => writer.write(aValue)
case None => JsNull
}
}
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