Switch from abstract val to def in traits #788
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RustedBones
commented
Jul 10, 2023
| protected def isEmpty(v: T): Boolean | ||
| def write(c: RecordConsumer, v: T)(cm: CaseMapper): Unit | ||
| def newConverter: TypeConverter[T] | ||
| def newConverter(): TypeConverter[T] |
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This function has a side effect and should hence be defined with parenthesis
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kellen
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Nov 6, 2023
| @@ -133,7 +133,7 @@ object ProtobufField { | |||
| new ProtobufField[T] { | |||
| override type FromT = tc.FromT | |||
| override type ToT = tc.ToT | |||
| override val hasOptional: Boolean = tc.hasOptional | |||
| override def hasOptional: Boolean = tc.hasOptional | |||
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In these implementation cases, isn't it preferable to define these fields as val (or maybe lazy val?)
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Prefer using
defover abstractvalin traits.This increases implementation flexibility and avoid unnecessary serialization and memory usage (when referring to a constant for instance)