Module: IceCubeCron::Extension

Included in:
IceCube::Schedule
Defined in:
lib/ice_cube_cron/extension.rb

Overview

This adds the ‘.from_cron` extension to the `::IceCube::Schedule` class

Instance Method Summary collapse

Instance Method Details

#from_cron(start_time, *expression_parts) ⇒ Object

Generates an ::IceCube::Schedule from a cron expression_parts

:args: start_time, expression_parts

## Examples

“‘ruby schedule = ::IceCube::Schedule.from_cron(::Date.current, “* * * * 5”)

schedule = ::IceCube::Schedule.from_cron(::Date.new(2015, 1, 5), :repeat_day => 5)

schedule.occurrences_between(::Date.new(2015, 3, 5), ::Date.new(2015, 6, 5)) # => [2015-03-05 00:00:00 UTC, 2015-04-05 00:00:00 UTC, 2015-05-05 00:00:00 UTC, 2015-06-05 00:00:00 UTC]



21
22
23
24
25
26
27
28
29
 
# File 'lib/ice_cube_cron/extension.rb', line 21

def from_cron(start_time, *expression_parts)
  expression = ::IceCubeCron::ExpressionParser.new(*expression_parts)
  rule = ::IceCubeCron::RuleBuilder.new.build_rule(expression)

  schedule = ::IceCube::Schedule.new(::IceCubeCron::Util.sanitize_date_param(start_time))
  schedule.add_recurrence_rule(rule)

  schedule
end