Class: Silas::Eval::ScriptedEngine

Inherits:
Adapters::Base show all
Defined in:
lib/silas/eval/scripted_engine.rb

Overview

The productized FakeEngine: a pure function of context that lets an eval script the MODEL's decisions while the REAL Ledger runs the REAL tools — so assertions see a genuine transcript.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(steps) ⇒ ScriptedEngine

Returns a new instance of ScriptedEngine.



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# File 'lib/silas/eval/scripted_engine.rb', line 9

def initialize(steps)
  @steps = steps
  @calls = []
end

Instance Attribute Details

#calls ⇒ Object (readonly)

Returns the value of attribute calls.



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# File 'lib/silas/eval/scripted_engine.rb', line 7

def calls
  @calls
end

Instance Method Details

#execute_step(context, &_on_event) ⇒ Object 



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# File 'lib/silas/eval/scripted_engine.rb', line 14

def execute_step(context, &_on_event)
  i = context[:index]
  @calls << { index: i }
  spec = @steps[i]
  return terminal("OK.") unless spec

  Silas::Adapters::Result.new(
    blocks: spec[:blocks],
    tool_calls: spec[:tool_calls],
    stop_reason: spec[:tool_calls].empty? ? "end_turn" : "tool_use",
    usage: { input_tokens: 10, output_tokens: 5 }
  )
end