Module: DSPy::LM::MessageFactory

Extended by:
T::Sig
Defined in:
lib/dspy/lm/message.rb

Overview

Factory for creating Message objects from various formats

Class Method Summary collapse

Class Method Details

.create(message_data) ⇒ Object 



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# File 'lib/dspy/lm/message.rb', line 106

def self.create(message_data)
  return nil if message_data.nil?
  
  # Already a Message? Return as-is
  return message_data if message_data.is_a?(Message)
  
  # Convert to hash if needed
  if message_data.respond_to?(:to_h)
    message_data = message_data.to_h
  end
  
  return nil unless message_data.is_a?(Hash)
  
  # Normalize keys to symbols
  normalized = message_data.transform_keys(&:to_sym)
  
  create_from_hash(normalized)
end

.create_from_hash(data) ⇒ Object 



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# File 'lib/dspy/lm/message.rb', line 133

def self.create_from_hash(data)
  role_str = data[:role]&.to_s
  content = data[:content]
  
  return nil if role_str.nil? || content.nil?
  
  # Handle both string and array content
  formatted_content = if content.is_a?(Array)
    content
  else
    content.to_s
  end
  
  # Convert string role to enum
  role = case role_str
         when 'system' then Message::Role::System
         when 'user' then Message::Role::User
         when 'assistant' then Message::Role::Assistant
         else
           DSPy.logger.debug("Unknown message role: #{role_str}")
           return nil
         end
  
  Message.new(
    role: role,
    content: formatted_content,
    name: data[:name]&.to_s
  )
rescue StandardError => e
  DSPy.logger.debug("Failed to create Message: #{e.message}")
  nil
end

.create_many(messages) ⇒ Object 



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# File 'lib/dspy/lm/message.rb', line 126

def self.create_many(messages)
  messages.compact.map { |m| create(m) }.compact
end