Module: FizzBuzzNumerics

Included in:

Numeric

Defined in:

lib/fizz-buzz.rb

Instance Method Summary

• #buzz? ⇒ Boolean
• #fizz? ⇒ Boolean

  For testing the Fizz-, Buzz-, or Fizzbuzz-ness of a Fixnum 3.fizz? # => true 3.buzz? # => false 15.fizzbuzz? # => true.

• #fizzbuzz? ⇒ Boolean

Instance Method Details

#buzz? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/fizz-buzz.rb', line 34

def buzz?
  self % 5 == 0
end

#fizz? ⇒ Boolean

For testing the Fizz-, Buzz-, or Fizzbuzz-ness of a Fixnum

3.fizz?       #  => true
3.buzz?       #  => false
15.fizzbuzz?  #  => true

Note that using these methods, fizzbuzzy numbers like 15 will fizz, buzz, AND fizzbuzz.

Returns:

• (Boolean)

# File 'lib/fizz-buzz.rb', line 30

def fizz?
  self % 3 == 0
end

#fizzbuzz? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/fizz-buzz.rb', line 38

def fizzbuzz?
  self % 15 == 0
end