getCell(cellDate, cellType = consts.day) {
        cellDate = createDate(cellDate);

        if (!(cellDate instanceof Date)) return;

        let {year, month, date} = getParsedDate(cellDate);

        let yearQuery = `[data-year="${year}"]`,
            monthQuery = `[data-month="${month}"]`,
            dayQuery = `[data-date="${date}"]`;

        let resultQuery = {
            [consts.day]: `${yearQuery}${monthQuery}${dayQuery}`,
            [consts.month]: `${yearQuery}${monthQuery}`,
            [consts.year]: `${yearQuery}`,
        };

        // Can find cells only if calendar is visible and current view is initialized
        if (!this.views[this.currentView]) {
            return undefined;
        }

        return this.views[this.currentView].$el.querySelector(resultQuery[cellType]);
    }
Finds cell HTML element
@param {DateLike} cellDate
@param {CellType} cellType
@return {HTMLElement | null}