/**
 * `range-datepicker-behavior`
 *
 */ /* eslint no-unused-vars: off */ /* @polymerMixin */const RangeDatepickerBehavior=subclass=>class extends subclass{_localeChanged(locale){if(!this.month){this.month=moment().locale(locale).format("MM")}if(!this.year){this.year=moment().locale(locale).format("YYYY")}}_handlePrevMonth(){if(!this.enableYearChange){this.shadowRoot.querySelector("range-datepicker-calendar[next]")._handlePrevMonth()}}_handleNextMonth(){if(!this.enableYearChange){this.shadowRoot.querySelector("range-datepicker-calendar[prev]")._handleNextMonth()}}_monthChanged(month,year){if(year&&month){this._monthPlus=moment(month,"MM").locale(this.locale).add(1,"month").format("MM");if("01"===this._monthPlus){this._yearPlus=parseInt(year,10)+1}else{this._yearPlus=parseInt(year,10)}}}_isNarrow(forceNarrow,narrow){if(forceNarrow||narrow){return!0}return!1}_noRangeChanged(isNoRange,wasNoRange){if(!wasNoRange&&isNoRange){this.dateTo=void 0;this._hoveredDate=void 0}}};