Class: DSPy::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/dspy/context.rb

Class Method Summary collapse

Class Method Details

.clear! ⇒ Object 



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# File 'lib/dspy/context.rb', line 62

def clear!
  Thread.current[:dspy_context] = nil
end

.current ⇒ Object 



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# File 'lib/dspy/context.rb', line 8

def current
  Thread.current[:dspy_context] ||= {
    trace_id: SecureRandom.uuid,
    span_stack: []
  }
end

.with_span(operation:, **attributes) ⇒ Object 



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# File 'lib/dspy/context.rb', line 15

def with_span(operation:, **attributes)
  span_id = SecureRandom.uuid
  parent_span_id = current[:span_stack].last
  start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)
  
  # Prepare attributes with context information
  span_attributes = {
    trace_id: current[:trace_id],
    span_id: span_id,
    parent_span_id: parent_span_id,
    operation: operation,
    **attributes
  }
  
  # Log span start with proper hierarchy
  DSPy.log('span.start', **span_attributes)
  
  # Create OpenTelemetry span if observability is enabled
  otel_span = nil
  if DSPy::Observability.enabled?
    otel_span = DSPy::Observability.start_span(operation, span_attributes)
  end
  
  # Push to stack for child spans
  current[:span_stack].push(span_id)
  
  begin
    result = yield
  ensure
    # Pop from stack
    current[:span_stack].pop
    
    # Log span end with duration
    duration_ms = ((Process.clock_gettime(Process::CLOCK_MONOTONIC) - start_time) * 1000).round(2)
    DSPy.log('span.end',
      trace_id: current[:trace_id],
      span_id: span_id,
      duration_ms: duration_ms
    )
    
    # Finish OpenTelemetry span
    DSPy::Observability.finish_span(otel_span) if otel_span
  end
  
  result
end