@mui/x-charts/internals/defaultizeValueFormatter.js

The community edition of the Charts components (MUI X).

import _extends from "@babel/runtime/helpers/esm/extends";
export function defaultizeValueFormatter(series, defaultValueFormatter) {
  const defaultizedSeries = {};
  Object.keys(series).forEach(seriesId => {
    defaultizedSeries[seriesId] = _extends({}, series[seriesId], {
      valueFormatter: series[seriesId].valueFormatter ?? defaultValueFormatter
    });
  });
  return defaultizedSeries;
}