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machisuji/writes.scala

Created April 2, 2012 04:57
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writes.scala
import play.api.libs.json._
implicit object userToJson extends Writes[User] {
def writes(user: User): JsonValue = JsonObject(Seq(
"possiblyTotallyUnrelatedFieldName" -> JsString(user.name)
//, ...
))
}
@delitescere
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I like this as a way to generate a loosely-coupled outbound message in situations where interpolation in a template (which are far easier to use to communicate what the message format is) exceeds performance requirements. Go type classes!

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