Module: ActiveObject::Object

Defined in:
lib/active_object/object.rb

Constant Summary collapse

FALSE_VALUES = 
[false, 0, "0", "false", "FALSE", "f", "F"]
TRUE_VALUES = 
[true, 1, "1", "true", "TRUE", "t", "T"]

Instance Method Summary collapse

Instance Method Details

#array? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 5

def array?
  is_a?(Array)
end

#blank? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 9

def blank?
  object = self
  object = object.strip if respond_to?(:strip)
  respond_to?(:empty?) ? object.empty? : !object
end

#boolean? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 15

def boolean?
  TRUE_VALUES.include?(self) || FALSE_VALUES.include?(self)
end

#false? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 19

def false?
  self == false
end

#falsey? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 23

def falsey?
  nil? || FALSE_VALUES.include?(self)
end

#float? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 27

def float?
  is_a?(Float)
end

#hash? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 31

def hash?
  is_a?(Hash)
end

#integer? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 35

def integer?
  is_a?(Integer)
end

#numeral? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 39

def numeral?
  !to_s.match(/\A[+-]?\d+?(\.\d+)?\Z/).nil?
end

#numeric? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 43

def numeric?
  is_a?(Numeric)
end

#palindrome? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 47

def palindrome?
  to_s == to_s.reverse
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 51

def present?
  !blank?
end

#range? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 55

def range?
  is_a?(Range)
end

#salvage(placeholder = "---") ⇒ Object 



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# File 'lib/active_object/object.rb', line 59

def salvage(placeholder="---")
  blank? ? placeholder : self
end

#string? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 63

def string?
  is_a?(String)
end

#time? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 67

def time?
  is_a?(Time)
end

#true? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 71

def true?
  self == true
end

#truthy? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/object.rb', line 75

def truthy?
  TRUE_VALUES.include?(self)
end

#try(*a, &b) ⇒ Object 



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# File 'lib/active_object/object.rb', line 79

def try(*a, &b)
  try!(*a, &b) if a.empty? || respond_to?(a.first)
end

#try!(*a, &b) ⇒ Object 



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# File 'lib/active_object/object.rb', line 83

def try!(*a, &b)
  if a.empty? && block_given?
    b.arity.zero? ? instance_eval(&b) : yield(self)
  else
    public_send(*a, &b)
  end
end