Class: Stockade::Lexemes::Date

Inherits:
Base
  • Object
show all
Defined in:
lib/stockade/lexemes/date.rb

Overview

Date lexeme

Instance Attribute Summary

Attributes inherited from Base

#raw_value, #start_pos

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#==, #end_pos, #initialize, #mask, #range, #token, #type, types, #value

Constructor Details

This class inherits a constructor from Stockade::Lexemes::Base

Class Method Details

.delim ⇒ Object 



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# File 'lib/stockade/lexemes/date.rb', line 20

def delim
  %r{[\s\.\-\/]}
end

.regex ⇒ Object 



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# File 'lib/stockade/lexemes/date.rb', line 8

def regex
  /
  (?<!\d)
   (\d{1,4})
    #{delim}
  (\d{1,4})
    #{delim}
  (\d{1,4})
  (?!\d)
  /x
end

Instance Method Details

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stockade/lexemes/date.rb', line 25

def valid?
  possible_dates.any? &&
    possible_dates.all? do |date|
      date <= ::Date.today
    end
end