class Cucumber::CucumberExpressions::ParameterTypeRegistry

def initialize
  @parameter_type_by_name = {}
  @parameter_types_by_regexp = Hash.new {|hash, regexp| hash[regexp] = []}
  define_parameter_type(ParameterType.new('int', INTEGER_REGEXPS, Integer, lambda {|s = nil| s && s.to_i}, true, true))
  define_parameter_type(ParameterType.new('float', FLOAT_REGEXP, Float, lambda {|s = nil| s && s.to_f}, true, false))
  define_parameter_type(ParameterType.new('word', WORD_REGEXP, String, lambda {|s = nil| s}, false, false))
  define_parameter_type(ParameterType.new('string', STRING_REGEXP, String, lambda {|s = nil| s && s.gsub(/\\"/, '"').gsub(/\\'/, "'")}, true, false))
  define_parameter_type(ParameterType.new('', ANONYMOUS_REGEXP, String, lambda {|s = nil| s}, false, true))
end