Class: Yorishiro::Compactor

Inherits:
Object
  • Object
show all
Defined in:
lib/yorishiro/compactor.rb

Overview

Summarizes older conversation history into a compact summary so long sessions stay within the model's context window (similar to Claude Code's auto-compaction). Uses the active provider to generate the summary.

Constant Summary collapse

KEEP_RECENT_ROUNDS = 
2
SUMMARY_SYSTEM_PROMPT = 
<<~PROMPT
  You compress conversation history for an AI coding assistant. Produce a
  concise but complete summary that preserves everything needed to continue
  the work: the user's goals and requests, key decisions made, files and
  code examined or changed, tool results that still matter, and any
  unresolved questions or next steps. Prefer terse bullet points. Do not add
  commentary or ask questions — output only the summary.
PROMPT
SUMMARY_INSTRUCTION = 
"Summarize the following conversation transcript so the assistant can continue seamlessly:"

Instance Method Summary collapse

Constructor Details

#initialize(provider) ⇒ Compactor

Returns a new instance of Compactor.



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# File 'lib/yorishiro/compactor.rb', line 21

def initialize(provider)
  @provider = provider
end

Instance Method Details

#compact(conversation, keep_recent_rounds: KEEP_RECENT_ROUNDS) ⇒ Object

Compact the given conversation in place. Returns the number of messages that were summarized away (0 if nothing was compacted).



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# File 'lib/yorishiro/compactor.rb', line 27

def compact(conversation, keep_recent_rounds: KEEP_RECENT_ROUNDS)
  conversation.compact!(keep_recent_rounds: keep_recent_rounds) do |old_messages|
    summarize(old_messages)
  end
end