# File lib/ffi/enum.rb, line 80 def initialize(info, tag=nil) @tag = tag @kv_map = Hash.new unless info.nil? last_cst = nil value = 0 info.each do |i| case i when Symbol raise ArgumentError, "duplicate enum key" if @kv_map.has_key?(i) @kv_map[i] = value last_cst = i value += 1 when Integer @kv_map[last_cst] = i value = i+1 end end end @vk_map = @kv_map.invert end