node/src/inspector/domain_node_tracing.pdl at 0acf6f6a7525cd185d52812694cbc1ff301694af · legendecas/node · GitHub

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experimental domain NodeTracing
  type TraceConfig extends object
    properties
      # Controls how the trace buffer stores data.
      optional enum recordMode
        recordUntilFull
        recordContinuously
        recordAsMuchAsPossible
      # Included category filters.
      array of string includedCategories

  # Gets supported tracing categories.
  command getCategories
    returns
      # A list of supported tracing categories.
      array of string categories

  # Start trace events collection.
  command start
    parameters
      TraceConfig traceConfig

  # Stop trace events collection. Remaining collected events will be sent as a sequence of
  # dataCollected events followed by tracingComplete event.
  command stop

  # Contains an bucket of collected trace events.
  event dataCollected
    parameters
      array of object value

  # Signals that tracing is stopped and there is no trace buffers pending flush, all data were
  # delivered via dataCollected events.
  event tracingComplete