Function dateStr2Obj

component/util/date.js:13–31

(dateStr, options={ begin: null, end: null})

};

const dateStr2Obj = (dateStr, options={ begin: null, end: null}) => {
    let begin = options.begin || BEGIN_DATE,
        end = options.end;

    let date = dateStr ? new Date(dateStr) : new Date();

    begin = new Date(begin);
    if (end) end = new Date(end);

    let beginY = begin.getFullYear();
    let endY;
    if (end) endY = end.getFullYear();

    if (beginY && endY && beginY > endY) begin = end;
    if (begin.getFullYear() && date < begin) date = begin;
    if (endY && date > end) date = end;

    return date2Obj(date);
};

const date2DateStr = (date = new Date()) => {
    let {year, month, day} = date2Obj(date);