Sha256: 5f4b16edca006d2cdf52b8949c4e45d4e42ceffa719647022b40775a9d77b0c0
Contents?: true
Size: 1.84 KB
Versions: 13
Compression:
Stored size: 1.84 KB
Contents
module ClassyEnum
module Conversion
# 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
def to_i
self.class.instance_variable_get('@index')
end
alias :index :to_i
# 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'
def to_s
option.to_s
end
# 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
def to_sym
to_s.to_sym
end
# Overrides as_json to remove owner reference recursion issues
def as_json(options=nil)
return to_s unless serialize_as_json
json = super(options)
json.delete('owner')
json.delete('serialize_as_json')
json
end
private
def option
self.class.instance_variable_get(:@option)
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems