Module: EvalIn::Client

Extended by:
Client
Included in:
Client
Defined in:
lib/eval_in/client.rb

Overview

Code that does the integration with the actual eval.in service It is primarily in place to help the toplevel methods wire things together in the ways that they need to.

This should be assumed volatile, and you should avoid depending on it.

Instance Method Summary collapse

Instance Method Details

#build_result(response_json) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/eval_in/client.rb', line 45

def build_result(response_json)
  exitstatus = case response_json['status']
               when nil             then nil # let Result choose default
               when /status (\d+)$/ then $1.to_i
               when /^Forbidden/    then 1
               else                      0
               end

  Result.new exitstatus:          exitstatus,
             language:            response_json['lang'],
             language_friendly:   response_json['lang_friendly'],
             code:                response_json['code'],
             output:              response_json['output'],
             status:              response_json['status'],
             url:                 response_json['url']
end

#fetch_result_json(raw_url, options = {}) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Raises:

API:

  • private



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# File 'lib/eval_in/client.rb', line 38

def fetch_result_json(raw_url, options={})
  result = HTTP.get_request raw_url, user_agent_for(options[:context])
  return JSON.parse(result.body).merge('url' => raw_url) if result.body
  raise ResultNotFound, "No json at #{raw_url.inspect}"
end

#language_or_error_from(options) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/eval_in/client.rb', line 70

def language_or_error_from(options)
  options.fetch :language do
    raise ArgumentError, ":language is mandatory, but options only has #{options.keys.inspect}"
  end
end

#post_code(code, options) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/eval_in/client.rb', line 19

def post_code(code, options)
  url        = options.fetch(:url, "https://eval.in/")
  input      = options.fetch(:stdin, "")
  language   = language_or_error_from options
  form_data  = {"utf8" => "√", "code" => code, "execute" => "on", "lang" => language, "input" => input}

  result = HTTP.post_request url, form_data, user_agent_for(options[:context])

  if result.code == '302'
    HTTP.jsonify_url result['location']
  elsif KNOWN_LANGUAGES.include? language
    raise RequestError, "There was an unexpected error, we got back a response code of #{result.code}"
  else
    raise RequestError, "Perhaps language is wrong, you provided: #{language.inspect}\n"\
                        "Known languages are: #{KNOWN_LANGUAGES.inspect}"
  end
end

#user_agent_for(context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

  • private



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# File 'lib/eval_in/client.rb', line 63

def user_agent_for(context)
  'http://rubygems.org/gems/eval_in'.tap do |agent|
    agent << " (#{context})" if context
  end
end