sbt.internal.protocol.codec.JsonRpcNotificationMessageFormats.scala Maven / Gradle / Ivy

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/*
 * sbt
 * Copyright 2023, Scala center
 * Copyright 2011 - 2022, Lightbend, Inc.
 * Copyright 2008 - 2010, Mark Harrah
 * Licensed under Apache License 2.0 (see LICENSE)
 */

package sbt.internal.protocol.codec

import _root_.sjsonnew.{ Unbuilder, Builder, JsonFormat, deserializationError }
import sjsonnew.shaded.scalajson.ast.unsafe.JValue

trait JsonRpcNotificationMessageFormats {
  self: sbt.internal.util.codec.JValueFormats with sjsonnew.BasicJsonProtocol =>
  implicit lazy val JsonRpcNotificationMessageFormat
      : JsonFormat[sbt.internal.protocol.JsonRpcNotificationMessage] =
    new JsonFormat[sbt.internal.protocol.JsonRpcNotificationMessage] {
      override def read[J](
          jsOpt: Option[J],
          unbuilder: Unbuilder[J]
      ): sbt.internal.protocol.JsonRpcNotificationMessage = {
        jsOpt match {
          case Some(js) =>
            unbuilder.beginObject(js)
            val jsonrpc = unbuilder.readField[String]("jsonrpc")
            val method = unbuilder.readField[String]("method")
            val params = unbuilder.lookupField("params") map {
              case x: JValue => x
            }
            unbuilder.endObject()
            sbt.internal.protocol.JsonRpcNotificationMessage(jsonrpc, method, params)
          case None =>
            deserializationError("Expected JsObject but found None")
        }
      }
      override def write[J](
          obj: sbt.internal.protocol.JsonRpcNotificationMessage,
          builder: Builder[J]
      ): Unit = {
        builder.beginObject()
        builder.addField("jsonrpc", obj.jsonrpc)
        builder.addField("method", obj.method)
        builder.addField("params", obj.params)
        builder.endObject()
      }
    }
}