time_zone_info v0.2.0 TimeZoneInfo.NaiveDateTimeUtil View Source

Some functions to handle datetimes in TimeZoneInfo.

Link to this section Summary

Types

gregorian_seconds()

The number of gregorian seconds starting with year 0

Functions

add(datetime, seconds)

See NaiveDateTime.add/2.

after?(naive_datetime1, naive_datetime2)

Returns true if naive_datetime1 is after or equal to naive_datetime2.

after_or_equal?(naive_datetime1, naive_datetime2)

Returns true if naive_datetime1 is after or equal to naive_datetime2.

before?(naive_datetime1, naive_datetime2)

Returns true if naive_datetime1 is before naive_datetime2.

before_or_equal?(naive_datetime1, naive_datetime2)

Returns true if naive_datetime1 is before or equal to naive_datetime2.

end_of_year(year)

Returns a naive datetime at the end of the year for the given year or datetime.

from_gregorian_seconds(seconds)

Computes the date and time from the specified number of gregorian seconds.

from_iana(tuple)

Builds a new ISO naive datetime from parsed IANA data.

from_iana(year, tuple)

from_iana(year, month, day, arg)

from_iso_days(iso_days)

Builds a new ISO naive datetime from iso days.

new(year, month \\ 1, day \\ 1, hour \\ 0, minute \\ 0, second \\ 0)

Builds a new ISO naive datetime.

overlap?(arg1, arg2)

Returns true if the given time spans are overlapping.

sort(tuples, dir \\ :asc)

Sorts the given list of tuples by the datetime specified in the first element.

to_gregorian_seconds(datetime)

Computes the number of gregorian seconds starting with year 0 and ending at the specified date and time.

to_iso_days(naive_date_time)

Returns the Calendar.iso_days/0 format of the specified date.

to_utc(datetime, time_standard, utc_offset, std_offset \\ 0)

Converts a datetime to UTC.

utc_now()

See NaiveDateTime.utc_now/0.

Link to this section Types

gregorian_seconds()

gregorian_seconds() :: non_neg_integer()

The number of gregorian seconds starting with year 0

Link to this section Functions

add(datetime, seconds)

See NaiveDateTime.add/2.

after?(naive_datetime1, naive_datetime2)

after?(NaiveDateTime.t(), NaiveDateTime.t()) :: boolean()

Returns true if naive_datetime1 is after or equal to naive_datetime2.

after_or_equal?(naive_datetime1, naive_datetime2)

after_or_equal?(NaiveDateTime.t(), NaiveDateTime.t()) :: boolean()

Returns true if naive_datetime1 is after or equal to naive_datetime2.

before?(naive_datetime1, naive_datetime2)

before?(NaiveDateTime.t(), NaiveDateTime.t()) :: boolean()

Returns true if naive_datetime1 is before naive_datetime2.

before_or_equal?(naive_datetime1, naive_datetime2)

before_or_equal?(NaiveDateTime.t(), NaiveDateTime.t()) :: boolean()

Returns true if naive_datetime1 is before or equal to naive_datetime2.

end_of_year(year)

end_of_year(Calendar.year()) :: NaiveDateTime.t()

end_of_year(NaiveDateTime.t()) :: NaiveDateTime.t()

Returns a naive datetime at the end of the year for the given year or datetime.

from_gregorian_seconds(seconds)

from_gregorian_seconds(gregorian_seconds()) :: NaiveDateTime.t()

Computes the date and time from the specified number of gregorian seconds.

from_iana(tuple)

from_iana(tuple()) :: NaiveDateTime.t()

Builds a new ISO naive datetime from parsed IANA data.

from_iana(year, tuple)

from_iana(Calendar.year(), tuple()) :: NaiveDateTime.t()

from_iana(year, month, day, arg)

from_iana(
  Calendar.year(),
  Calendar.month(),
  TimeZoneInfo.IanaParser.day(),
  TimeZoneInfo.IanaParser.time()
) :: NaiveDateTime.t()

from_iso_days(iso_days)

from_iso_days(Calendar.iso_days()) :: NaiveDateTime.t()

Builds a new ISO naive datetime from iso days.

new(year, month \\ 1, day \\ 1, hour \\ 0, minute \\ 0, second \\ 0)

new(
  Calendar.year(),
  Calendar.month(),
  TimeZoneInfo.IanaParser.day(),
  Calendar.hour(),
  Calendar.minute(),
  Calendar.second()
) :: NaiveDateTime.t()

Builds a new ISO naive datetime.

This function differs in the types and arity from NaiveDateTime.new/6.

overlap?(arg1, arg2)

overlap?(
  {NaiveDateTime.t(), NaiveDateTime.t()},
  {NaiveDateTime.t(), NaiveDateTime.t()}
) :: boolean()

Returns true if the given time spans are overlapping.

sort(tuples, dir \\ :asc)

sort([{NaiveDateTime.t(), any()}], :desc | :asc) :: [{NaiveDateTime.t(), any()}]

Sorts the given list of tuples by the datetime specified in the first element.

to_gregorian_seconds(datetime)

to_gregorian_seconds(NaiveDateTime.t()) :: gregorian_seconds()

Computes the number of gregorian seconds starting with year 0 and ending at the specified date and time.

to_iso_days(naive_date_time)

to_iso_days(NaiveDateTime.t()) :: Calendar.iso_days()

Returns the Calendar.iso_days/0 format of the specified date.

to_utc(datetime, time_standard, utc_offset, std_offset \\ 0)

to_utc(
  NaiveDateTime.t(),
  TimeZoneInfo.time_standard(),
  Calendar.utc_offset(),
  Calendar.std_offset()
) :: NaiveDateTime.t()

Converts a datetime to UTC.

utc_now()

See NaiveDateTime.utc_now/0.