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girdharshubham/DeepThoughtCase.scala

Last active March 21, 2019 18:56
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DeepThoughtCase.scala
val deepThoughtProcessor: PartialFunction[Int, Int] = {
case number:Int if number == 21 => number*2
}
deepThoughtProcessor isDefinedAt 22 // res0 = false
deepThoughtProcessor(21) // res1 = 42
/* Now, if you still try to invoke deepThoughtProcessor with the argument
* it's not defined at you'd get a MatchError
**/
deepThoughtProcessor(22) //MatchError
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