Module: Lab42::BasicConstraints::Implementation

Extended by:
Implementation
Included in:
Implementation
Defined in:
lib/lab42/basic_constraints/implementation.rb

Instance Method Summary collapse

Instance Method Details

#date(default: nil) ⇒ Object 



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# File 'lib/lab42/basic_constraints/implementation.rb', line 7

def date default: nil
  require "date"
  Constraint.new(:date) do |value|
    Date.parse(value) rescue false
  end
    .set_default default do
    Date.today.iso8601
  end
end

#non_negative_int ⇒ Object 



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# File 'lib/lab42/basic_constraints/implementation.rb', line 17

def non_negative_int
  Constraint.new :non_negative_int do |value|
    Integer === value && value >= 0
  end
    .set_default(0)
end

#not_yet_implemented ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/lab42/basic_constraints/implementation.rb', line 31

def not_yet_implemented
  raise NotImplementedError
end

#positive_number ⇒ Object 



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# File 'lib/lab42/basic_constraints/implementation.rb', line 24

def positive_number
  Constraint.new :positive_number do |value|
    Integer === value && value > 0 ||
      Float === value && value > 0.0
  end
end

#year ⇒ Object 



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# File 'lib/lab42/basic_constraints/implementation.rb', line 35

def year
  Constraint.new(:year) do |value|
    Integer === value
  end
    .set_default do 
      Time.now.utc.year
    end
end