Method: Soaspec::RestHandler#xpath_value_for

Defined in:
lib/soaspec/exchange_handlers/rest_handler.rb

#xpath_value_for(response: nil, xpath: nil, attribute: nil) ⇒ String

Returns the value at the provided xpath

Parameters:

  • response (RestClient::Response) (defaults to: nil)
  • xpath (String) (defaults to: nil)

Returns:

  • (String) —

    Value inside element found through Xpath

Raises:

  • (ArgumentError) 


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# File 'lib/soaspec/exchange_handlers/rest_handler.rb', line 246

def xpath_value_for(response: nil, xpath: nil, attribute: nil)
  raise ArgumentError unless response && xpath
  raise "Can't perform XPATH if response is not XML" unless Interpreter.response_type_for(response) == :xml
  result =
    if Soaspec.strip_namespaces? && !xpath.include?(':')
      temp_doc = Nokogiri.parse response.body
      temp_doc.remove_namespaces!
      temp_doc.xpath(xpath).first
    else
      Nokogiri.parse(response.body).xpath(xpath).first
    end
  raise NoElementAtPath, "No value at Xpath '#{xpath}'" unless result
  return result.inner_text if attribute.nil?
  result.attributes[attribute].inner_text
end