Function getter

components/dash-table/src/dash-table/derived/cell/wrapperStyles.ts:34–99

(
    baseline: CSSProperties[][],
    columns: Columns,
    styles: IConvertedStyle[],
    data: Data,
    offset: IViewportOffset,
    activeCell: ICellCoordinates | undefined,
    selectedCells: SelectedCells
)

    );

const getter = (
    baseline: CSSProperties[][],
    columns: Columns,
    styles: IConvertedStyle[],
    data: Data,
    offset: IViewportOffset,
    activeCell: ICellCoordinates | undefined,
    selectedCells: SelectedCells
) => {
    baseline = shallowClone(baseline);

    const cells = selectedCells.length
        ? selectedCells
        : activeCell
        ? [activeCell]
        : [];

    const inactiveStyles = styles.filter(style => !style.checksState());
    const selectedStyles = styles.filter(style => style.checksStateSelected());
    const activeStyles = styles.filter(style => style.checksStateActive());

    cells.forEach(({row: i, column: j}) => {
        const iNoOffset = i - offset.rows;
        const jNoOffset = j - offset.columns;

        if (
            iNoOffset < 0 ||
            jNoOffset < 0 ||
            baseline.length <= iNoOffset ||
            baseline[iNoOffset].length <= jNoOffset
        ) {
            return;
        }

        const active = isActiveCell(activeCell, i, j);

        const style = {
            ...getDataCellStyle(
                data[i],
                i + offset.rows,
                columns[j],
                active,
                true
            )(inactiveStyles),
            ...SELECTED_CELL_STYLE,
            ...getDataCellStyle(
                data[i],
                i + offset.rows,
                columns[j],
                active,
                true
            )(selectedStyles),
            ...getDataCellStyle(
                data[i],
                i + offset.rows,
                columns[j],
                active,
                true