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module RestClient
# A Response from RestClient, you can access the response body, the code or the headers.
#
class Response < String
include AbstractResponse
# Return the HTTP response body.
#
# Future versions of RestClient will deprecate treating response objects
# directly as strings, so it will be necessary to call `.body`.
#
# @return [String]
#
def body
# Benchmarking suggests that "#{self}" is fastest, and that caching the
# body string in an instance variable doesn't make it enough faster to be
# worth the extra memory storage.
String.new(self)
end
# Convert the HTTP response body to a pure String object.
#
# @return [String]
def to_s
body
end
# Convert the HTTP response body to a pure String object.
#
# @return [String]
def to_str
body
end
def inspect
"<RestClient::Response #{code.inspect} #{body_truncated(10).inspect}>"
end
# Initialize a Response object. Because RestClient::Response is
# (unfortunately) a subclass of String for historical reasons,
# Response.create is the preferred initializer.
#
# @param [String, nil] body The response body from the Net::HTTPResponse
# @param [Net::HTTPResponse] net_http_res
# @param [RestClient::Request] request
# @param [Time] start_time
def self.create(body, net_http_res, request, start_time=nil)
result = self.new(body || '')
result.response_set_vars(net_http_res, request, start_time)
fix_encoding(result)
result
end
# Set the String encoding according to the 'Content-Type: charset' header,
# if possible.
def self.fix_encoding(response)
charset = RestClient::Utils.get_encoding_from_headers(response.headers)
encoding = nil
begin
encoding = Encoding.find(charset) if charset
rescue ArgumentError
if response.log
response.log << "No such encoding: #{charset.inspect}"
end
end
return unless encoding
response.force_encoding(encoding)
response
end
private
def body_truncated(length)
b = body
if b.length > length
b[0..length] + '...'
else
b
end
end
end
end
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