Safe Haskell	Trustworthy
Language	Haskell2010

Data.Time.Format.ISO8601.Compat

Contents

Format
Common formats
All formats

Synopsis

data Format t
formatShowM :: Format t -> t -> Maybe String
formatShow :: Format t -> t -> String
formatReadP :: Format t -> ReadP t
formatParseM :: MonadFail m => Format t -> String -> m t
class ISO8601 t where
- iso8601Format :: Format t
iso8601Show :: ISO8601 t => t -> String
iso8601ParseM :: (MonadFail m, ISO8601 t) => String -> m t
data FormatExtension
- = ExtendedFormat
- | BasicFormat
formatReadPExtension :: (FormatExtension -> Format t) -> ReadP t
parseFormatExtension :: MonadFail m => (FormatExtension -> Format t) -> String -> m t
calendarFormat :: FormatExtension -> Format Day
yearMonthFormat :: Format (Integer, Int)
yearFormat :: Format Integer
centuryFormat :: Format Integer
expandedCalendarFormat :: Int -> FormatExtension -> Format Day
expandedYearMonthFormat :: Int -> Format (Integer, Int)
expandedYearFormat :: Int -> Format Integer
expandedCenturyFormat :: Int -> Format Integer
ordinalDateFormat :: FormatExtension -> Format Day
expandedOrdinalDateFormat :: Int -> FormatExtension -> Format Day
weekDateFormat :: FormatExtension -> Format Day
yearWeekFormat :: FormatExtension -> Format (Integer, Int)
expandedWeekDateFormat :: Int -> FormatExtension -> Format Day
expandedYearWeekFormat :: Int -> FormatExtension -> Format (Integer, Int)
timeOfDayFormat :: FormatExtension -> Format TimeOfDay
hourMinuteFormat :: FormatExtension -> Format TimeOfDay
hourFormat :: Format TimeOfDay
withTimeDesignator :: Format t -> Format t
withUTCDesignator :: Format t -> Format t
timeOffsetFormat :: FormatExtension -> Format TimeZone
timeOfDayAndOffsetFormat :: FormatExtension -> Format (TimeOfDay, TimeZone)
localTimeFormat :: Format Day -> Format TimeOfDay -> Format LocalTime
zonedTimeFormat :: Format Day -> Format TimeOfDay -> FormatExtension -> Format ZonedTime
utcTimeFormat :: Format Day -> Format TimeOfDay -> Format UTCTime
dayAndTimeFormat :: Format Day -> Format time -> Format (Day, time)
timeAndOffsetFormat :: Format t -> FormatExtension -> Format (t, TimeZone)
durationDaysFormat :: Format CalendarDiffDays
durationTimeFormat :: Format CalendarDiffTime
alternativeDurationDaysFormat :: FormatExtension -> Format CalendarDiffDays
alternativeDurationTimeFormat :: FormatExtension -> Format CalendarDiffTime
intervalFormat :: Format a -> Format b -> Format (a, b)
recurringIntervalFormat :: Format a -> Format b -> Format (Int, a, b)

Format

data Format t #

A text format for a type

Instances

Instances details

Productish Format
Instance details Defined in Data.Format Methods pUnit :: Format () (<>) :: Format a -> Format b -> Format (a, b) (>) :: Format () -> Format a -> Format a (<**) :: Format a -> Format () -> Format a
Summish Format
Instance details Defined in Data.Format Methods pVoid :: Format Void (<++>) :: Format a -> Format b -> Format (Either a b)
IsoVariant Format
Instance details Defined in Data.Format Methods isoMap :: (a -> b) -> (b -> a) -> Format a -> Format b

formatShowM :: Format t -> t -> Maybe String #

Show a value in the format, if representable

formatShow :: Format t -> t -> String #

Show a value in the format, or error if unrepresentable

formatReadP :: Format t -> ReadP t #

Read a value in the format

formatParseM :: MonadFail m => Format t -> String -> m t #

Parse a value in the format

Common formats

class ISO8601 t where #

Methods

iso8601Format :: Format t #

The most commonly used ISO 8601 format for this type.

Instances

Instances details

ISO8601 ZonedTime	`yyyy-mm-ddThh:mm:ss[.sss]±hh:mm` (ISO 8601:2004(E) sec. 4.3.2 extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format ZonedTime #
ISO8601 LocalTime	`yyyy-mm-ddThh:mm:ss[.sss]` (ISO 8601:2004(E) sec. 4.3.2 extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format LocalTime #
ISO8601 TimeOfDay	`hh:mm:ss[.sss]` (ISO 8601:2004(E) sec. 4.2.2.2, 4.2.2.4(a) extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format TimeOfDay #
ISO8601 TimeZone	`±hh:mm` (ISO 8601:2004(E) sec. 4.2.5.1 extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format TimeZone #
ISO8601 CalendarDiffTime	`PyYmMdDThHmMs[.sss]S` (ISO 8601:2004(E) sec. 4.4.3.2)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format CalendarDiffTime #
ISO8601 UTCTime	`yyyy-mm-ddThh:mm:ss[.sss]Z` (ISO 8601:2004(E) sec. 4.3.2 extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format UTCTime #
ISO8601 Day	`yyyy-mm-dd` (ISO 8601:2004(E) sec. 4.1.2.2 extended format)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format Day #
ISO8601 CalendarDiffDays	`PyYmMdD` (ISO 8601:2004(E) sec. 4.4.3.2)
Instance details Defined in Data.Time.Format.ISO8601 Methods iso8601Format :: Format CalendarDiffDays #

iso8601Show :: ISO8601 t => t -> String #

Show in the most commonly used ISO 8601 format.

iso8601ParseM :: (MonadFail m, ISO8601 t) => String -> m t #

Parse the most commonly used ISO 8601 format.

All formats

data FormatExtension #

Constructors

ExtendedFormat	ISO 8601:2004(E) sec. 2.3.4. Use hyphens and colons.
BasicFormat	ISO 8601:2004(E) sec. 2.3.3. Omit hyphens and colons. "The basic format should be avoided in plain text."

formatReadPExtension :: (FormatExtension -> Format t) -> ReadP t #

Read a value in either extended or basic format

parseFormatExtension :: MonadFail m => (FormatExtension -> Format t) -> String -> m t #

Parse a value in either extended or basic format

calendarFormat :: FormatExtension -> Format Day #

ISO 8601:2004(E) sec. 4.1.2.2

yearMonthFormat :: Format (Integer, Int) #

ISO 8601:2004(E) sec. 4.1.2.3(a)

yearFormat :: Format Integer #

ISO 8601:2004(E) sec. 4.1.2.3(b)

centuryFormat :: Format Integer #

ISO 8601:2004(E) sec. 4.1.2.3(c)