Class: Ollama::Client::Generate::ResponseFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/ollama/client/generate/response_formatter.rb

Overview

Handles parsing, validation, and structured output formatting for generate responses

Instance Method Summary collapse

Constructor Details

#initialize(provider:, config:, schema_cache: {}) ⇒ ResponseFormatter

Returns a new instance of ResponseFormatter.



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# File 'lib/ollama/client/generate/response_formatter.rb', line 12

def initialize(provider:, config:, schema_cache: {})
  @provider = provider
  @config = config
  @schema_cache = schema_cache
end

Instance Method Details

#extract_reasoning(raw_text, user_schema) ⇒ Object 



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# File 'lib/ollama/client/generate/response_formatter.rb', line 45

def extract_reasoning(raw_text, user_schema)
  reasoning = ""
  final_output = raw_text

  if raw_text.match?(%r{思考(.*?)</think>}mi)
    reasoning = raw_text.match(%r{思考(.*?)</think>}mi)[1].strip
    final_output = raw_text.sub(%r{思考.*?</think>}mi, "").strip
  elsif raw_text.match?(/思考(.*?)回答/mi)
    reasoning = raw_text.match(/思考(.*?)回答/mi)[1].strip
    final_output = raw_text.sub(/思考.*?回答/mi, "").strip
  elsif raw_text.include?("回答")
    parts = raw_text.split("回答", 2)
    reasoning = parts[0].sub("思考", "").strip
    final_output = parts[1].strip
  elsif raw_text.match?(%r{<think>(.*?)</think>}mi)
    reasoning = raw_text.match(%r{<think>(.*?)</think>}mi)[1].strip
    final_output = raw_text.sub(%r{<think>.*?</think>}mi, "").strip
  elsif raw_text.include?("\n")
    parts = raw_text.split("\n", 2)
    reasoning = parts[0].strip
    final_output = parts[1].strip
  end

  if user_schema
    parsed_final = parse_json_response(final_output)
    SchemaValidator.validate!(parsed_final, user_schema)
    final_output = parsed_final
  end

  {
    "reasoning" => reasoning,
    "final" => final_output
  }
end

#format(response_data, context, return_meta, model, attempts, started_at) ⇒ Object 



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# File 'lib/ollama/client/generate/response_formatter.rb', line 30

def format(response_data, context, return_meta, model, attempts, started_at)
  return response_data unless return_meta

  {
    "data" => response_data,
    "context" => context,
    "meta" => {
      "endpoint" => @provider.generate_endpoint.path,
      "model" => model || @config.model,
      "attempts" => attempts,
      "latency_ms" => elapsed_ms(started_at)
    }
  }
end

#parse_json_response(raw) ⇒ Object 



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# File 'lib/ollama/client/generate/response_formatter.rb', line 80

def parse_json_response(raw)
  json_text = JsonFragmentExtractor.call(raw)
  JSON.parse(json_text)
rescue JSON::ParserError => e
  raise InvalidJSONError, "Failed to parse extracted JSON: #{e.message}. Extracted: #{json_text&.slice(0, 200)}..."
end

#process(raw_response, schema, think, return_reasoning) ⇒ Object 



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# File 'lib/ollama/client/generate/response_formatter.rb', line 18

def process(raw_response, schema, think, return_reasoning)
  if think && return_reasoning
    extract_reasoning(raw_response, schema)
  elsif schema
    parsed = parse_json_response(raw_response)
    SchemaValidator.validate!(parsed, schema)
    parsed
  else
    raw_response
  end
end