Class: ArchiveStorage::DurationParser

Inherits:
Object
  • Object
show all
Defined in:
lib/archive_storage/duration_parser.rb

Constant Summary collapse

UNITS = 
{
  "s" => 1,
  "m" => 60,
  "h" => 60 * 60,
  "d" => 24 * 60 * 60,
  "w" => 7 * 24 * 60 * 60,
  "mo" => 30 * 24 * 60 * 60,
  "y" => 365 * 24 * 60 * 60
}.freeze

Class Method Summary collapse

Class Method Details

.parse(value) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/archive_storage/duration_parser.rb', line 15

def self.parse(value)
  return nil if value.nil? || value == ""
  return value if value.is_a?(Numeric)
  return value.to_i if value.respond_to?(:to_i) && !value.is_a?(String)

  match = value.to_s.strip.match(/\A(\d+)\s*(mo|[smhdwy])\z/i)
  raise ArgumentError, "invalid duration #{value.inspect}" unless match

  match[1].to_i * UNITS.fetch(match[2].downcase)
end