Class: LangsmithrbRails::Evals::Targets::Http

Inherits:
Object
  • Object
show all
Defined in:
lib/generators/langsmithrb_rails/evals/templates/targets/http.rb

Overview

HTTP target for evaluating LLM responses via API calls

Instance Method Summary collapse

Constructor Details

#initialize(config = {}) ⇒ Http

Initialize the target



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# File 'lib/generators/langsmithrb_rails/evals/templates/targets/http.rb', line 14

def initialize(config = {})
  @url = config["url"] || ENV["LANGSMITH_EVAL_TARGET_URL"]
  @headers = config["headers"] || {}
  @method = (config["method"] || "post").downcase
  @timeout = config["timeout"] || 30
  
  # Add default headers
  @headers["Content-Type"] ||= "application/json"
  @headers["Accept"] ||= "application/json"
  
  # Add authorization if provided
  if config["api_key"]
    @headers["Authorization"] ||= "Bearer #{config["api_key"]}"
  end
end

Instance Method Details

#run(input) ⇒ Hash

Run the target with the given input



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# File 'lib/generators/langsmithrb_rails/evals/templates/targets/http.rb', line 33

def run(input)
  # Validate URL
  unless @url
    return { error: "No target URL specified" }
  end
  
  # Create URI
  uri = URI.parse(@url)
  
  # Create HTTP client
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = uri.scheme == "https"
  http.open_timeout = @timeout
  http.read_timeout = @timeout
  
  # Create request
  request = create_request(uri, input)
  
  # Add headers
  @headers.each do |key, value|
    request[key] = value
  end
  
  # Send request
  response = http.request(request)
  
  # Parse response
  parse_response(response)
rescue => e
  { error: e.message }
end