Module: ClassyEnum::Conversion

Included in:
Base
Defined in:
lib/classy_enum/conversion.rb

Instance Method Summary collapse

Instance Method Details

#as_json(options = nil) ⇒ Object

Overrides as_json to remove owner reference recursion issues



60
61
62
 
# File 'lib/classy_enum/conversion.rb', line 60

def as_json(options=nil)
  to_s
end

#to_i ⇒ Object Also known as: index

Returns an integer representing the order that this element was defined in. Also used internally for sorting.

Example

# Create an Enum with some elements
class Priority < ClassyEnum::Base
end

class Priority::Low < Priority; end
class Priority::Medium < Priority; end
class Priority::High < Priority; end

@priority = Priority::Medium.new
@priority.to_i # => 2



18
19
20
 
# File 'lib/classy_enum/conversion.rb', line 18

def to_i
  self.class.instance_variable_get('@index')
end

#to_s ⇒ Object

Returns the name or string corresponding to element

Example

# Create an Enum with some elements
class Priority < ClassyEnum::Base
end

class Priority::Low < Priority; end
class Priority::Medium < Priority; end
class Priority::High < Priority; end

@priority = Priority::Low.new
@priority.to_s # => 'low'



37
38
39
 
# File 'lib/classy_enum/conversion.rb', line 37

def to_s
  option.to_s
end

#to_sym ⇒ Object

Returns a Symbol corresponding to a string representation of element, creating the symbol if it did not previously exist

Example

# Create an Enum with some elements
class Priority < ClassyEnum::Base
end

class Priority::Low < Priority; end
class Priority::Medium < Priority; end
class Priority::High < Priority; end

@priority = Priority::Low.new
@priority.to_sym # => :low



55
56
57
 
# File 'lib/classy_enum/conversion.rb', line 55

def to_sym
  to_s.to_sym
end