Class: WillItDial::US

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(phonenumber) ⇒ US

Returns a new instance of US.



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# File 'lib/will_it_dial.rb', line 11

def initialize(phonenumber)
  self.number = phonenumber
end

Instance Attribute Details

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/will_it_dial.rb', line 4

def number
  @number
end

Class Method Details

.check(num) ⇒ Object 



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# File 'lib/will_it_dial.rb', line 6

def self.check(num)
  inst = self.new(num)
  inst.check
end

Instance Method Details

#banned? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 27

def banned?
  banned_numbers.include?(number[3,8])
end

#check ⇒ Object 



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# File 'lib/will_it_dial.rb', line 15

def check
  !(invalid? || suspicious? || banned?)
end

#duplicates?(max_dupes = 7) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 46

def duplicates?(max_dupes = 7)
  num_arr = number.split('')
  num_arr[0,num_arr.length - max_dupes + 1].each_with_index do |n,i|
    if same_numbers?(num_arr[i,max_dupes])
      return true
    end
  end
  false
end

#fake_area_code? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 61

def fake_area_code?
  !all_area_codes.include?(number[0,3])
end

#fake_exchange_code? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 56

def fake_exchange_code?
  # Per wikipedia, no x11 or 0xx 1xx exchange codes
  (number[3,1].to_i == 1) || (number[3,1].to_i == 0) || (number[4,2].to_i == 11)
end

#invalid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 19

def invalid?
  too_short? || fake_area_code? || fake_exchange_code?
end

#suspicious? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 23

def suspicious?
  (!!number.match(/1234/) || same_numbers?(number[-4,4]) || (unique_numbers(number) <= 2) || duplicates?)
end

#too_short?(len = 10) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 42

def too_short?(len = 10)
  number.length < len
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/will_it_dial.rb', line 31

def valid?
  !invalid?
end