magnolia-examples/magnolia.examples/Patcher

Patcher

sealed abstract class Patcher[T]

Type class for copying an instance of some type T, thereby replacing certain fields with other values.

Type class for copying an instance of some type T, thereby replacing certain fields with other values.

Companion
object
class Object
trait Matchable
class Any

Value members

Abstract methods

def patch(value: T, fieldValues: Seq[Any]): T

Returns a copy of value whereby all non-null elements of fieldValues replace the respective fields of value. For all null elements of fieldValues the original value of the respective field of value is maintained.

Returns a copy of value whereby all non-null elements of fieldValues replace the respective fields of value. For all null elements of fieldValues the original value of the respective field of value is maintained.

If the size of fieldValues doesn't exactly correspond to the number of fields of value an IllegalArgumentException is thrown.