export function getSymbol(shape) {
  // prettier-ignore
  switch (shape) {
    case 'circle':
      return 0;
    case 'cross':
      return 1;
    case 'diamond':
      return 2;
    case 'square':
      return 3;
    case 'star':
      return 4;
    case 'triangle':
      return 5;
    case 'wye':
      return 6;
    default:
      return 0;
  }
}