require "delegate"

module HTTP
  class Response
    class Status < ::Delegator
      # Code to Reason map
      #
      # @example Usage
      #
      #   REASONS[400] # => "Bad Request"
      #   REASONS[414] # => "Request-URI Too Long"
      #   REASONS[418] # => "I'm a Teapot"
      #
      # @return [Hash<Fixnum => String>]
      REASONS = {
        100 => "Continue",
        101 => "Switching Protocols",
        102 => "Processing",
        200 => "OK",
        201 => "Created",
        202 => "Accepted",
        203 => "Non-Authoritative Information",
        204 => "No Content",
        205 => "Reset Content",
        206 => "Partial Content",
        207 => "Multi-Status",
        226 => "IM Used",
        300 => "Multiple Choices",
        301 => "Moved Permanently",
        302 => "Found",
        303 => "See Other",
        304 => "Not Modified",
        305 => "Use Proxy",
        306 => "Reserved",
        307 => "Temporary Redirect",
        308 => "Permanent Redirect",
        400 => "Bad Request",
        401 => "Unauthorized",
        402 => "Payment Required",
        403 => "Forbidden",
        404 => "Not Found",
        405 => "Method Not Allowed",
        406 => "Not Acceptable",
        407 => "Proxy Authentication Required",
        408 => "Request Timeout",
        409 => "Conflict",
        410 => "Gone",
        411 => "Length Required",
        412 => "Precondition Failed",
        413 => "Request Entity Too Large",
        414 => "Request-URI Too Long",
        415 => "Unsupported Media Type",
        416 => "Requested Range Not Satisfiable",
        417 => "Expectation Failed",
        418 => "I'm a Teapot",
        422 => "Unprocessable Entity",
        423 => "Locked",
        424 => "Failed Dependency",
        426 => "Upgrade Required",
        500 => "Internal Server Error",
        501 => "Not Implemented",
        502 => "Bad Gateway",
        503 => "Service Unavailable",
        504 => "Gateway Timeout",
        505 => "HTTP Version Not Supported",
        506 => "Variant Also Negotiates",
        507 => "Insufficient Storage",
        510 => "Not Extended"
      }.each { |_, v| v.freeze }.freeze
    end
  end
end