Safe Haskell | Safe-Inferred |
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Language | Haskell2010 |
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
- 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
formatShow :: Format t -> t -> String Source #
Show a value in the format, or error if unrepresentable
formatReadP :: Format t -> ReadP t Source #
Read a value in the format
Common formats
class ISO8601 t where Source #
iso8601Format :: Format t Source #
The most commonly used ISO 8601 format for this type.
Instances
ISO8601 CalendarDiffDays # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 Day # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 UTCTime # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 CalendarDiffTime # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 TimeZone # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 TimeOfDay # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 LocalTime # |
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Defined in Data.Time.Format.ISO8601 | |
ISO8601 ZonedTime # |
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Defined in Data.Time.Format.ISO8601 |
iso8601Show :: ISO8601 t => t -> String Source #
Show in the most commonly used ISO 8601 format.
iso8601ParseM :: (MonadFail m, ISO8601 t) => String -> m t Source #
Parse the most commonly used ISO 8601 format.
All formats
data FormatExtension Source #
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 Source #
Read a value in either extended or basic format
parseFormatExtension :: MonadFail m => (FormatExtension -> Format t) -> String -> m t Source #
Parse a value in either extended or basic format
calendarFormat :: FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.2.2
yearFormat :: Format Integer Source #
ISO 8601:2004(E) sec. 4.1.2.3(b)
centuryFormat :: Format Integer Source #
ISO 8601:2004(E) sec. 4.1.2.3(c)
expandedCalendarFormat :: Int -> FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.2.4(a)
ordinalDateFormat :: FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.3.2
expandedOrdinalDateFormat :: Int -> FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.3.3
weekDateFormat :: FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.4.2
yearWeekFormat :: FormatExtension -> Format (Integer, Int) Source #
ISO 8601:2004(E) sec. 4.1.4.3
expandedWeekDateFormat :: Int -> FormatExtension -> Format Day Source #
ISO 8601:2004(E) sec. 4.1.4.2
expandedYearWeekFormat :: Int -> FormatExtension -> Format (Integer, Int) Source #
ISO 8601:2004(E) sec. 4.1.4.3
timeOfDayFormat :: FormatExtension -> Format TimeOfDay Source #
ISO 8601:2004(E) sec. 4.2.2.2, 4.2.2.4(a)
hourMinuteFormat :: FormatExtension -> Format TimeOfDay Source #
ISO 8601:2004(E) sec. 4.2.2.3(a), 4.2.2.4(b)
hourFormat :: Format TimeOfDay Source #
ISO 8601:2004(E) sec. 4.2.2.3(b), 4.2.2.4(c)
withTimeDesignator :: Format t -> Format t Source #
ISO 8601:2004(E) sec. 4.2.2.5
withUTCDesignator :: Format t -> Format t Source #
ISO 8601:2004(E) sec. 4.2.4
timeOffsetFormat :: FormatExtension -> Format TimeZone Source #
ISO 8601:2004(E) sec. 4.2.5.1
timeOfDayAndOffsetFormat :: FormatExtension -> Format (TimeOfDay, TimeZone) Source #
ISO 8601:2004(E) sec. 4.2.5.2
localTimeFormat :: Format Day -> Format TimeOfDay -> Format LocalTime Source #
ISO 8601:2004(E) sec. 4.3.2
zonedTimeFormat :: Format Day -> Format TimeOfDay -> FormatExtension -> Format ZonedTime Source #
ISO 8601:2004(E) sec. 4.3.2
utcTimeFormat :: Format Day -> Format TimeOfDay -> Format UTCTime Source #
ISO 8601:2004(E) sec. 4.3.2
dayAndTimeFormat :: Format Day -> Format time -> Format (Day, time) Source #
ISO 8601:2004(E) sec. 4.3.3
timeAndOffsetFormat :: Format t -> FormatExtension -> Format (t, TimeZone) Source #
ISO 8601:2004(E) sec. 4.3.3
durationDaysFormat :: Format CalendarDiffDays Source #
ISO 8601:2004(E) sec. 4.4.3.2
durationTimeFormat :: Format CalendarDiffTime Source #
ISO 8601:2004(E) sec. 4.4.3.2
alternativeDurationDaysFormat :: FormatExtension -> Format CalendarDiffDays Source #
ISO 8601:2004(E) sec. 4.4.3.3
alternativeDurationTimeFormat :: FormatExtension -> Format CalendarDiffTime Source #
ISO 8601:2004(E) sec. 4.4.3.3