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patryk-scalac-io/PrismUsage7.scala

Created June 15, 2017 06:54
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PrismUsage7.scala
stringPrism.modifyOption(_.toUpperCase)(JStr("some"))
// res1: Option[com.example.Json] = Some(JStr(SOME))
stringPrism.modifyOption(_.toUpperCase)(JNull)
// res2: Option[com.example.Json] = None
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