require 'string_pattern'

module Pact
  module Generator
    # Regex provides the regex generator which will generate a value based on the regex pattern provided
    class Regex
      def can_generate?(hash)
        hash.key?('type') && hash['type'] == 'Regex'
      end

      def call(hash, _params = nil, _example_value = nil)
        pattern = hash['pattern'] || ''
        StringPattern.generate(Regexp.new(pattern))
      end
    end
  end
end