Class: Simatic::Types::IECDate

Inherits:
Word show all
Defined in:
lib/simatic/types/iec_date.rb

Constant Summary collapse

LENGTH = 
2

Constants inherited from Word

Word::PATTERN

Class Method Summary collapse

Methods inherited from SimaticType

#initialize, parse, #serialize

Constructor Details

This class inherits a constructor from Simatic::Types::SimaticType

Class Method Details

.parse_one(raw_value) ⇒ Object 



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# File 'lib/simatic/types/iec_date.rb', line 8

def self.parse_one raw_value
  days = super # days since 1990-01-01
  Date.new(1990,1,1)+days
end

.serialize(value) ⇒ Object 



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# File 'lib/simatic/types/iec_date.rb', line 13

def self.serialize value
  raise "Value #{value} must be Date class instead of #{value.class}" unless value.kind_of? Date
  days = value - Date.new(1990,01,01)
  super days
end