Contents

module NxtSupport
  class EnumHash < ActiveSupport::HashWithIndifferentAccess
    def initialize(*keys)
      super()

      keys.each do |key|
        self[normalized_key(key)] = key.to_s
      end

      freeze
    end

    def self.[](*keys)
      new(*keys)
    end

    def [](key)
      super(key) || (raise KeyError, "No value for key '#{key}' in #{inspect}")
    end

    private

    def normalized_key(key)
      key.to_s.downcase.underscore.gsub(/\s+/, '_')
    end
  end
end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
nxt_support-0.1.9	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.8	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.7	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.6	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.5	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.4	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.3	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.2	lib/nxt_support/util/enum_hash.rb
nxt_support-0.1.1	lib/nxt_support/util/enum_hash.rb