searchAlgo.scala

def findNearestExit(from: EnumFacing): BlockPos = {
  val possibleDirections: mutable.Set[EnumFacing] = mutable.Set.empty[EnumFacing]

  for (dir <- EnumFacing.values()){
    if (dir != from && hasTileEntityIn(worldObj, pos.offset(dir)) && worldObj.getTileEntity(pos.offset(dir)).isInstanceOf[IFluidHandler]) possibleDirections += dir
  }

  if (possibleDirections.isEmpty) return null

  var destinationBlockPos: BlockPos = null
  for (possibleDirection <- possibleDirections){
    val fluidHandler: IFluidHandler = worldObj.getTileEntity(pos.offset(possibleDirection)).asInstanceOf[IFluidHandler]
    fluidHandler match {
      case warpPipe: FCraftWarpPipeTileEntity => destinationBlockPos = warpPipe.findNearestExit(possibleDirection)
      case _ => destinationBlockPos = worldObj.getTileEntity(pos.offset(possibleDirection)).getPos
    }
  }

  destinationBlockPos
}