def parse[T]()

in app/controllers/JsonRequestParsing.scala [9:30]

• 19 lines of code
• 8 McCabe index (conditional complexity)

  def parse[T](raw: Request[AnyContent])(fn: T => Result)(implicit reads: Reads[T]): Result = try {
    raw.body.asJson match {
      case Some(rawJson) =>
        rawJson.validate[T] match {
          case JsSuccess(request, _) =>
            fn(request)

          case JsError(errors) =>
            val errorsByPath = errors.flatMap { case(p, e) => e.map(p -> _) } // flatten
            val msg = errorsByPath.map { case(p, e) => s"$p -> $e" }.mkString("\n")

            log.info(s"Error parsing request: $msg - ${raw.body}")
            BadRequest(msg)
        }

      case None =>
        log.info(s"Error parsing request: ${raw.body}")
        BadRequest("Unable to parse body as JSON")
    }
  } catch {
    commandExceptionAsResult
  }