View Source TimeZoneInfo.Transformer.RuleSet (TimeZoneInfo v0.7.2)

A rule set is a set of IANA rules with one entry per rule execution.

Summary

Types

rule()

t()

Functions

transitions(rule_set, utc_offset, format)

Generates transitions for the given rule_set.

transitions(rule_set, since, zone_state, last_utc_offset, last_std_offset, last_rule \\ nil, acc \\ [])

Generates the transitions for the given zone_state.

Types

rule()

@type rule() ::
  {TimeZoneInfo.gregorian_seconds(),
   {TimeZoneInfo.time_standard(), Calendar.std_offset(),
    TimeZoneInfo.Transformer.Abbr.letters()}}

t()

@type t() :: [rule()]

Functions

transitions(rule_set, utc_offset, format)

@spec transitions(t(), Calendar.utc_offset(), TimeZoneInfo.Transformer.Abbr.format()) ::
  [
    TimeZoneInfo.transition()
  ]

Generates transitions for the given rule_set.

transitions(rule_set, since, zone_state, last_utc_offset, last_std_offset, last_rule \\ nil, acc \\ [])

@spec transitions(
  t(),
  TimeZoneInfo.gregorian_seconds(),
  TimeZoneInfo.IanaParser.zone_state(),
  Calendar.utc_offset(),
  Calendar.std_offset(),
  rule() | nil,
  [TimeZoneInfo.transition()]
) ::
  {[TimeZoneInfo.transition()], TimeZoneInfo.gregorian_seconds(),
   Calendar.std_offset()}

Generates the transitions for the given zone_state.