Module: Ensurance::ArrayEnsure::ClassMethods

Defined in:
lib/ensurance/array_ensure.rb

Instance Method Summary collapse

Instance Method Details

#ensure(thing) ⇒ Object 



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# File 'lib/ensurance/array_ensure.rb', line 12

def ensure(thing)
  case thing.class.name
  when 'NilClass'
    nil
  when 'Hash'
    thing.to_a
  when 'String'
    begin
      [JSON.parse(thing)].flatten
    rescue JSON::ParserError
      thing.split(',')
    end
  else
    Array(thing)
  end
end

#ensure!(thing) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ensurance/array_ensure.rb', line 29

def ensure!(thing)
  result = self.ensure(thing)
  raise ArgumentError, "Cannot Array.ensure(#{thing || 'nil'})" unless result
  result
end