Safe Haskell	Trustworthy
Language	Haskell2010

Data.Time.Calendar.Compat

Contents

Days
CalendarDiffTime
Gregorian calendar
Week

Synopsis

newtype Day = ModifiedJulianDay {
- toModifiedJulianDay :: Integer
}
addDays :: Integer -> Day -> Day
diffDays :: Day -> Day -> Integer
data CalendarDiffDays = CalendarDiffDays {
- cdMonths :: Integer
- cdDays :: Integer
}
calendarDay :: CalendarDiffDays
calendarWeek :: CalendarDiffDays
calendarMonth :: CalendarDiffDays
calendarYear :: CalendarDiffDays
scaleCalendarDiffDays :: Integer -> CalendarDiffDays -> CalendarDiffDays
toGregorian :: Day -> (Integer, Int, Int)
fromGregorian :: Integer -> Int -> Int -> Day
fromGregorianValid :: Integer -> Int -> Int -> Maybe Day
showGregorian :: Day -> String
gregorianMonthLength :: Integer -> Int -> Int
addGregorianMonthsClip :: Integer -> Day -> Day
addGregorianMonthsRollOver :: Integer -> Day -> Day
addGregorianYearsClip :: Integer -> Day -> Day
addGregorianYearsRollOver :: Integer -> Day -> Day
addGregorianDurationClip :: CalendarDiffDays -> Day -> Day
addGregorianDurationRollOver :: CalendarDiffDays -> Day -> Day
diffGregorianDurationClip :: Day -> Day -> CalendarDiffDays
diffGregorianDurationRollOver :: Day -> Day -> CalendarDiffDays
isLeapYear :: Integer -> Bool
data DayOfWeek
- = Monday
- | Tuesday
- | Wednesday
- | Thursday
- | Friday
- | Saturday
- | Sunday
dayOfWeek :: Day -> DayOfWeek

Days

newtype Day #

Constructors

ModifiedJulianDay
Fields toModifiedJulianDay :: Integer

Instances

Enum Day
Instance details Defined in Data.Time.Calendar.Days Methods succ :: Day -> Day pred :: Day -> Day toEnum :: Int -> Day fromEnum :: Day -> Int enumFrom :: Day -> [Day] enumFromThen :: Day -> Day -> [Day] enumFromTo :: Day -> Day -> [Day] enumFromThenTo :: Day -> Day -> Day -> [Day]
Eq Day
Instance details Defined in Data.Time.Calendar.Days Methods (==) :: Day -> Day -> Bool (/=) :: Day -> Day -> Bool
Data Day
Instance details Defined in Data.Time.Calendar.Days Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> Day -> c Day gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c Day toConstr :: Day -> Constr dataTypeOf :: Day -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c Day) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c Day) gmapT :: (forall b. Data b => b -> b) -> Day -> Day gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> Day -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> Day -> r gmapQ :: (forall d. Data d => d -> u) -> Day -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> Day -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> Day -> m Day gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> Day -> m Day gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> Day -> m Day
Ord Day
Instance details Defined in Data.Time.Calendar.Days Methods compare :: Day -> Day -> Ordering (<) :: Day -> Day -> Bool (<=) :: Day -> Day -> Bool (>) :: Day -> Day -> Bool (>=) :: Day -> Day -> Bool max :: Day -> Day -> Day min :: Day -> Day -> Day
Ix Day
Instance details Defined in Data.Time.Calendar.Days Methods range :: (Day, Day) -> [Day] index :: (Day, Day) -> Day -> Int unsafeIndex :: (Day, Day) -> Day -> Int inRange :: (Day, Day) -> Day -> Bool rangeSize :: (Day, Day) -> Int unsafeRangeSize :: (Day, Day) -> Int
NFData Day
Instance details Defined in Data.Time.Calendar.Days Methods rnf :: Day -> ()
FormatTime Day
Instance details Defined in Data.Time.Format Methods formatCharacter :: Char -> Maybe (TimeLocale -> Maybe NumericPadOption -> Maybe Int -> Day -> String)
ParseTime Day
Instance details Defined in Data.Time.Format.Parse Methods buildTime :: TimeLocale -> [(Char, String)] -> Maybe Day
ISO8601 Day Source #	`yyyy-mm-dd` (ISO 8601:2004(E) sec. 4.1.2.2 extended format)
Instance details Defined in Data.Time.Format.ISO8601.Compat Methods iso8601Format :: Format Day Source #

addDays :: Integer -> Day -> Day #

diffDays :: Day -> Day -> Integer #

CalendarDiffTime

data CalendarDiffDays Source #

Constructors

CalendarDiffDays
Fields cdMonths :: Integer cdDays :: Integer

Instances

Eq CalendarDiffDays Source #
Instance details Defined in Data.Time.Calendar.Compat Methods (==) :: CalendarDiffDays -> CalendarDiffDays -> Bool (/=) :: CalendarDiffDays -> CalendarDiffDays -> Bool
Data CalendarDiffDays Source #
Instance details Defined in Data.Time.Calendar.Compat Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> CalendarDiffDays -> c CalendarDiffDays gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c CalendarDiffDays toConstr :: CalendarDiffDays -> Constr dataTypeOf :: CalendarDiffDays -> DataType dataCast1 :: Typeable t => (forall d. Data d => c (t d)) -> Maybe (c CalendarDiffDays) dataCast2 :: Typeable t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c CalendarDiffDays) gmapT :: (forall b. Data b => b -> b) -> CalendarDiffDays -> CalendarDiffDays gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> CalendarDiffDays -> r gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> CalendarDiffDays -> r gmapQ :: (forall d. Data d => d -> u) -> CalendarDiffDays -> [u] gmapQi :: Int -> (forall d. Data d => d -> u) -> CalendarDiffDays -> u gmapM :: Monad m => (forall d. Data d => d -> m d) -> CalendarDiffDays -> m CalendarDiffDays gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> CalendarDiffDays -> m CalendarDiffDays gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> CalendarDiffDays -> m CalendarDiffDays
Show CalendarDiffDays Source #
Instance details Defined in Data.Time.Calendar.Compat Methods showsPrec :: Int -> CalendarDiffDays -> ShowS show :: CalendarDiffDays -> String showList :: [CalendarDiffDays] -> ShowS
Semigroup CalendarDiffDays Source #	Additive
Instance details Defined in Data.Time.Calendar.Compat Methods (<>) :: CalendarDiffDays -> CalendarDiffDays -> CalendarDiffDays sconcat :: NonEmpty CalendarDiffDays -> CalendarDiffDays stimes :: Integral b => b -> CalendarDiffDays -> CalendarDiffDays
Monoid CalendarDiffDays Source #	Additive
Instance details Defined in Data.Time.Calendar.Compat Methods mempty :: CalendarDiffDays mappend :: CalendarDiffDays -> CalendarDiffDays -> CalendarDiffDays mconcat :: [CalendarDiffDays] -> CalendarDiffDays
ISO8601 CalendarDiffDays Source #	`PyYmMdD` (ISO 8601:2004(E) sec. 4.4.3.2)
Instance details Defined in Data.Time.Format.ISO8601.Compat Methods iso8601Format :: Format CalendarDiffDays Source #

calendarDay :: CalendarDiffDays Source #

calendarWeek :: CalendarDiffDays Source #

calendarMonth :: CalendarDiffDays Source #

calendarYear :: CalendarDiffDays Source #

scaleCalendarDiffDays :: Integer -> CalendarDiffDays -> CalendarDiffDays Source #

Scale by a factor. Note that scaleCalendarDiffDays (-1) will not perfectly invert a duration, due to variable month lengths.

Gregorian calendar

toGregorian :: Day -> (Integer, Int, Int) #

fromGregorian :: Integer -> Int -> Int -> Day #

fromGregorianValid :: Integer -> Int -> Int -> Maybe Day #

showGregorian :: Day -> String #

gregorianMonthLength :: Integer -> Int -> Int #

addGregorianMonthsClip :: Integer -> Day -> Day #

addGregorianMonthsRollOver :: Integer -> Day -> Day #

addGregorianYearsClip :: Integer -> Day -> Day #

addGregorianYearsRollOver :: Integer -> Day -> Day #

addGregorianDurationClip :: CalendarDiffDays -> Day -> Day Source #

Add months (clipped to last day), then add days

addGregorianDurationRollOver :: CalendarDiffDays -> Day -> Day Source #

Add months (rolling over to next month), then add days

diffGregorianDurationClip :: Day -> Day -> CalendarDiffDays Source #

Calendrical difference, with as many whole months as possible

diffGregorianDurationRollOver :: Day -> Day -> CalendarDiffDays Source #

Calendrical difference, with as many whole months as possible. Same as diffGregorianDurationClip for positive durations.

isLeapYear :: Integer -> Bool #

Week

data DayOfWeek Source #

Constructors

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday

Instances

Enum DayOfWeek Source #	"Circular", so for example `[Tuesday ..]` gives an endless sequence. Also: `fromEnum` gives [1 .. 7] for [Monday .. Sunday], and `toEnum` performs mod 7 to give a cycle of days.
Instance details Defined in Data.Time.Calendar.Compat Methods succ :: DayOfWeek -> DayOfWeek pred :: DayOfWeek -> DayOfWeek toEnum :: Int -> DayOfWeek fromEnum :: DayOfWeek -> Int enumFrom :: DayOfWeek -> [DayOfWeek] enumFromThen :: DayOfWeek -> DayOfWeek -> [DayOfWeek] enumFromTo :: DayOfWeek -> DayOfWeek -> [DayOfWeek] enumFromThenTo :: DayOfWeek -> DayOfWeek -> DayOfWeek -> [DayOfWeek]
Eq DayOfWeek Source #
Instance details Defined in Data.Time.Calendar.Compat Methods (==) :: DayOfWeek -> DayOfWeek -> Bool (/=) :: DayOfWeek -> DayOfWeek -> Bool
Read DayOfWeek Source #
Instance details Defined in Data.Time.Calendar.Compat Methods readsPrec :: Int -> ReadS DayOfWeek readList :: ReadS [DayOfWeek] readPrec :: ReadPrec DayOfWeek readListPrec :: ReadPrec [DayOfWeek]
Show DayOfWeek Source #
Instance details Defined in Data.Time.Calendar.Compat Methods showsPrec :: Int -> DayOfWeek -> ShowS show :: DayOfWeek -> String showList :: [DayOfWeek] -> ShowS
FormatTime DayOfWeek Source #
Instance details Defined in Data.Time.Calendar.Compat Methods formatCharacter :: Char -> Maybe (TimeLocale -> Maybe NumericPadOption -> Maybe Int -> DayOfWeek -> String)

dayOfWeek :: Day -> DayOfWeek Source #