Interface SourceTzOffsetDateSvc

interface SourceTzOffsetDateSvc {
    compare(
        left: SourceTzOffsetDate,
        right: SourceTzOffsetDate,
    ): ComparisonResult;
    compareUndefinable(
        left: SourceTzOffsetDate,
        right: SourceTzOffsetDate,
        undefinedIsLowest: boolean,
    ): ComparisonResult;
    createCopy(value: SourceTzOffsetDate): SourceTzOffsetDate;
    createFromLocalDate(value: Date): SourceTzOffsetDate;
    createFromUtcDate(value: Date): SourceTzOffsetDate;
    getAsMidnightLocalTimeDate(value: SourceTzOffsetDate): Date;
    isEqual(left: SourceTzOffsetDate, right: SourceTzOffsetDate): boolean;
    isEqualToDate(offsetDate: SourceTzOffsetDate, date: Date): boolean;
    isUndefinableEqual(
        left: SourceTzOffsetDate,
        right: SourceTzOffsetDate,
    ): boolean;
    toUtcDashedYyyyMmDdString(value: SourceTzOffsetDate): string;
    toUtcYYYYMMDDString(value: SourceTzOffsetDate): string;
}