private def normalizeStat()

in atlas-webapi/src/main/scala/com/netflix/atlas/webapi/ExprApi.scala [300:319]

• 20 lines of code
• 11 McCabe index (conditional complexity)

  private def normalizeStat(expr: StyleExpr): StyleExpr = {
    expr
      .rewrite {
        case FilterExpr.Filter(ts1, ts2) =>
          val updated = ts2.rewrite {
            case FilterExpr.Stat(ts, s, None) if ts == ts1 =>
              s match {
                case "avg"   => FilterExpr.StatAvg
                case "min"   => FilterExpr.StatMin
                case "max"   => FilterExpr.StatMax
                case "last"  => FilterExpr.StatLast
                case "total" => FilterExpr.StatTotal
                case "count" => FilterExpr.StatCount
                case _       => FilterExpr.Stat(ts, s, None)
              }
          }
          FilterExpr.Filter(ts1, updated.asInstanceOf[TimeSeriesExpr])
      }
      .asInstanceOf[StyleExpr]
  }