Tanguv0.32.0
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Tanguv0.32.0
/chrono/calendar/gregorian/cron

Time, date & scheduling

High-precision clocks, civil dates, time zones, durations (/chrono), Gregorian calendars (/calendar/gregorian), and cron schedules (/cron).

Module /chrono #

High-precision monotonic timers (Steady-Clock), civil dates (Date, Time, Date-Time), IANA time zones (Zoned-Date-Time), and durations.

(use /chrono)

!= #

(!= ...)

Exported function in /chrono.

+ #

(+ ...)

Exported function in /chrono.

- #

(- ...)

Exported function in /chrono.

< #

(< ...)

Exported function in /chrono.

<= #

(<= ...)

Exported function in /chrono.

== #

(== ...)

Exported function in /chrono.

> #

(> ...)

Exported function in /chrono.

>= #

(>= ...)

Exported function in /chrono.

Date #

(Date ...)

Exported function in /chrono.

Date-Time #

(Date-Time ...)

Exported function in /chrono.

Date-Time/local #

(Date-Time/local ...)

Exported function in /chrono.

Date-Time/utc #

(Date-Time/utc ...)

Exported function in /chrono.

Date/local #

(Date/local ...)

Exported function in /chrono.

Date/utc #

(Date/utc ...)

Exported function in /chrono.

Duration #

(Duration ...)

Exported function in /chrono.

Duration-from #

(Duration-from start-instant) -> Duration

Calculates the elapsed duration since start-instant as [secs nanos].

Instant #

(Instant) -> Instant

Captures the current high-resolution monotonic timer instant.

(let t0 (Instant))
; work...
(let elapsed (Duration-from t0))

Local-Time #

(Local-Time ...)

Exported function in /chrono.

Span #

(Span ...)

Exported function in /chrono.

Steady-Clock/elapsed #

(Steady-Clock/elapsed ...)

Exported function in /chrono.

Steady-Clock/measure #

(Steady-Clock/measure ...)

Exported function in /chrono.

Steady-Clock/now #

(Steady-Clock/now ...)

Exported function in /chrono.

Steady-Instant #

(Steady-Instant ...)

Exported function in /chrono.

Time #

(Time ...)

Exported function in /chrono.

Time/local #

(Time/local ...)

Exported function in /chrono.

Time/utc #

(Time/utc ...)

Exported function in /chrono.

Zoned-Date-Time #

(Zoned-Date-Time ...)

Exported function in /chrono.

Zoned-Date-Time/in #

(Zoned-Date-Time/in ...)

Exported function in /chrono.

Zoned-Date-Time/local #

(Zoned-Date-Time/local ...)

Exported function in /chrono.

Zoned-Date-Time/utc #

(Zoned-Date-Time/utc ...)

Exported function in /chrono.

Zoned-Time #

(Zoned-Time ...)

Exported function in /chrono.

add-days #

(add-days ...)

Exported function in /chrono.

add-secs #

(add-secs ...)

Exported function in /chrono.

add-weeks #

(add-weeks ...)

Exported function in /chrono.

age #

(age ...)

Exported function in /chrono.

date-diff #

(date-diff ...)

Exported function in /chrono.

date-trunc #

(date-trunc ...)

Exported function in /chrono.

day-of-week #

(day-of-week ...)

Exported function in /chrono.

day-of-week-iso #

(day-of-week-iso ...)

Exported function in /chrono.

day-of-week-symbol #

(day-of-week-symbol ...)

Exported function in /chrono.

day-of-year #

(day-of-year ...)

Exported function in /chrono.

days #

(days ...)

Exported function in /chrono.

epoch-millis #

(epoch-millis ...)

Exported function in /chrono.

epoch-nanos #

(epoch-nanos ...)

Exported function in /chrono.

epoch-seconds #

(epoch-seconds ...)

Exported function in /chrono.

format-date #

(format-date ...)

Exported function in /chrono.

format-string #

(format-string ...)

Exported function in /chrono.

hours #

(hours ...)

Exported function in /chrono.

is-leap-year? #

(is-leap-year? ...)

Exported function in /chrono.

is-weekday? #

(is-weekday? ...)

Exported function in /chrono.

is-weekend? #

(is-weekend? ...)

Exported function in /chrono.

micros #

(micros ...)

Exported function in /chrono.

millis #

(millis ...)

Exported function in /chrono.

minutes #

(minutes ...)

Exported function in /chrono.

months #

(months ...)

Exported function in /chrono.

nanos #

(nanos ...)

Exported function in /chrono.

nanos-of #

(nanos-of ...)

Exported function in /chrono.

now #

(chrono/now) -> String

Returns the current UTC time as an ISO-8601 formatted string.

offset-of #

(offset-of ...)

Exported function in /chrono.

seconds #

(seconds ...)

Exported function in /chrono.

seconds-of #

(seconds-of ...)

Exported function in /chrono.

timestamp #

(timestamp ...)

Exported function in /chrono.

timestamp-of #

(timestamp-of ...)

Exported function in /chrono.

timezone-of #

(timezone-of ...)

Exported function in /chrono.

to-date #

(to-date ...)

Exported function in /chrono.

to-date-time #

(to-date-time ...)

Exported function in /chrono.

to-duration #

(to-duration ...)

Exported function in /chrono.

to-instant #

(to-instant ...)

Exported function in /chrono.

to-iso-string #

(to-iso-string ...)

Exported function in /chrono.

to-rfc-3339 #

(to-rfc-3339 ...)

Exported function in /chrono.

to-span #

(to-span ...)

Exported function in /chrono.

to-string #

(to-string ...)

Exported function in /chrono.

to-time #

(to-time ...)

Exported function in /chrono.

to-zoned #

(to-zoned ...)

Exported function in /chrono.

weekday-of #

(weekday-of ...)

Exported function in /chrono.

weeks #

(weeks ...)

Exported function in /chrono.

with-timezone #

(with-timezone ...)

Exported function in /chrono.

years #

(years ...)

Exported function in /chrono.

Module /calendar/gregorian #

Pure Gregorian calendar arithmetic: leap years, days in month, weekday indices, and date addition/comparison.

(use /calendar/gregorian)

add-days #

(date day-offset)

Shifts a Gregorian date by whole days.

add-months #

(date month-offset)

Shifts a Gregorian date map by a whole number of months.

add-months-to-year-month #

(year month month-offset)

Shifts a year-month pair by whole months.

compare-dates #

(left right)

Compares two Gregorian dates.

compute-weekday-index #

(date)

Returns the weekday index for a Gregorian date using Sunday as zero.

construct-date #

(year month day)

Constructs a valid Gregorian date map.

construct-today-date #

(...)

Returns the current local Gregorian date.

date-from-epoch-days #

(epoch-days)

Converts an epoch day count into a Gregorian date.

date-from-iso-text #

(text)

Parses an ISO date string into a Gregorian date map.

days-in-month #

(year month)

Returns the number of days in a Gregorian month.

epoch-days-from-date #

(date)

Converts a Gregorian date into an epoch day count.

is-leap-year? #

(year)

Returns true when the year uses the Gregorian leap-year rules.

is-same-date? #

(left right)

Returns true when two Gregorian dates match exactly.

iso-text-from-date #

(date)

Formats a Gregorian date as YYYY-MM-DD.

Module /cron #

Standard 5-field cron expression parsing and schedule matching (Cron, is-matching?, is-matching-now?).

(use /cron)

Cron #

(Cron ...)

Exported function in /cron.

is-matching-now? #

(is-matching-now? ...)

Exported function in /cron.

is-matching? #

(is-matching? ...)

Exported function in /cron.

is-valid? #

(is-valid? value) -> Bool

Returns true if the value conforms to the expected format or schema.