Function isSeriesOverflowed

apps/chart/src/scale/coordinateScaleCalculator.ts:28–48

(
  scaleData: ScaleData,
  { min, max }: Required<Scale>,
  scaleOption?: Scale
)

}

function isSeriesOverflowed(
  scaleData: ScaleData,
  { min, max }: Required<Scale>,
  scaleOption?: Scale
) {
  const scaleDataLimit = scaleData.limit;
  const hasMinOption = isNumber(scaleOption?.min);
  const hasMaxOption = isNumber(scaleOption?.max);

  const isOverflowedMin = !hasMinOption && scaleDataLimit.min === min && scaleDataLimit.min !== 0;
  const isOverflowedMax = !hasMaxOption && scaleDataLimit.max === max && scaleDataLimit.max !== 0;

  if (!isOverflowedMin && !isOverflowedMax) {
    return null;
  }

  return {
    min: isOverflowedMin,
    max: isOverflowedMax,
  };
}

function getDigits(num: number): number {
  const logNumberDividedLN10 = num === 0 ? 1 : Math.log(Math.abs(num)) / Math.LN10;