Safe Haskell	Safe-Inferred
Language	GHC2021

Data.Time.Calendar.BankHoliday.Germany

Description

This module computes general bank holidays. Most of these bank holidays are also public aka legal holidays throughout Germany. You can use isPublicHoliday to check if a holiday is also a legal holiday.

Note: There are even more public holidays in each federal state which are not covered by this module.

https://de.wikipedia.org/wiki/Bankfeiertag

Synopsis

data BankHoliday
- = NewYearsDay
- | GoodFriday
- | EasterMonday
- | LabourDay
- | AscensionDay
- | WhitMonday
- | GermanUnityDay
- | ChristmasEve
- | ChristmasDay
- | SecondChristmasDay
- | NewYearsEve
isBankHoliday :: Day -> Bool
isPublicHoliday :: BankHoliday -> Bool
calculateEasterSunday :: Year -> Day
holidaysBetween :: Day -> Day -> [(Day, BankHoliday)]
fromDay :: Day -> Maybe BankHoliday
toDay :: Year -> BankHoliday -> Day
germanHolidayName :: BankHoliday -> String

Documentation

data BankHoliday Source #

Data type specifying German bank holidays.

Note: This type cannot be an instance of class Ord because due to Easter day calculation the order can change from year to year.

Constructors

NewYearsDay
GoodFriday	Karfreitag
EasterMonday
LabourDay
AscensionDay	Christi Himmelfahrt
WhitMonday	Pfingstmontag
GermanUnityDay
ChristmasEve
ChristmasDay
SecondChristmasDay
NewYearsEve

Instances

Instances details

Bounded BankHoliday Source #
Instance details Defined in Data.Time.Calendar.BankHoliday.Germany Methods minBound :: BankHoliday # maxBound :: BankHoliday #
Enum BankHoliday Source #
Instance details Defined in Data.Time.Calendar.BankHoliday.Germany Methods succ :: BankHoliday -> BankHoliday # pred :: BankHoliday -> BankHoliday # toEnum :: Int -> BankHoliday # fromEnum :: BankHoliday -> Int # enumFrom :: BankHoliday -> [BankHoliday] # enumFromThen :: BankHoliday -> BankHoliday -> [BankHoliday] # enumFromTo :: BankHoliday -> BankHoliday -> [BankHoliday] # enumFromThenTo :: BankHoliday -> BankHoliday -> BankHoliday -> [BankHoliday] #
Read BankHoliday Source #
Instance details Defined in Data.Time.Calendar.BankHoliday.Germany Methods readsPrec :: Int -> ReadS BankHoliday # readList :: ReadS [BankHoliday] # readPrec :: ReadPrec BankHoliday # readListPrec :: ReadPrec [BankHoliday] #
Show BankHoliday Source #
Instance details Defined in Data.Time.Calendar.BankHoliday.Germany Methods showsPrec :: Int -> BankHoliday -> ShowS # show :: BankHoliday -> String # showList :: [BankHoliday] -> ShowS #
Eq BankHoliday Source #
Instance details Defined in Data.Time.Calendar.BankHoliday.Germany Methods (==) :: BankHoliday -> BankHoliday -> Bool # (/=) :: BankHoliday -> BankHoliday -> Bool #

isBankHoliday :: Day -> Bool Source #

Check if a given day is a BankHoliday.

>>> isBankHoliday (fromGregorian 2024 1 1)
True

isPublicHoliday :: BankHoliday -> Bool Source #

True only for German public holidays aka legal holidays. Chrismas Eve and New Year's Eve are bank holidays but not public holidays.

calculateEasterSunday :: Year -> Day Source #

Calculate Easter Sunday using Spencer's algorithm.

holidaysBetween :: Day -> Day -> [(Day, BankHoliday)] Source #

Compute pairs of date and holiday from start to end.

>>> map snd $ holidaysBetween (fromGregorian 2024 12 25) (fromGregorian 2024 12 26)
[ChristmasDay,SecondChristmasDay]

fromDay :: Day -> Maybe BankHoliday Source #

Compute Maybe the holiday for a given date.

>>> fromDay (fromGregorian 2024 1 1)
Just NewYearsDay

>>> fromDay (fromGregorian 2024 5 5)
Nothing

toDay :: Year -> BankHoliday -> Day Source #

Compute the date for a given year and bank holiday.

>>> toDay 2024 LabourDay
2024-05-01

germanHolidayName :: BankHoliday -> String Source #

Translate the holiday name to German.