Function getXValue

src/ui-react-dom-charts/common/data.ts:412–423

(
  cell: CellOrUndefined | ResultCellOrUndefined,
)

};

const getXValue = (
  cell: CellOrUndefined | ResultCellOrUndefined,
): XValue | undefined =>
  isNumber(cell)
    ? isFiniteNumber(cell)
      ? cell
      : undefined
    : isString(cell)
      ? cell
      : isTrue(cell) || isFalse(cell)
        ? cell
        : undefined;

const getYValue = (
  cell: CellOrUndefined | ResultCellOrUndefined,