Class: AppMap::Hook::RecordAround::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/appmap/hook/record_around.rb

Overview

Context for a recording.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hook_method) ⇒ Context

Returns a new instance of Context.



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# File 'lib/appmap/hook/record_around.rb', line 11

def initialize(hook_method)
  @hook_method = hook_method
  @start_time = DateTime.now
  @tracer = AppMap.tracing.trace(thread: Thread.current)
end

Instance Attribute Details

#hook_method ⇒ Object (readonly)

Returns the value of attribute hook_method.



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# File 'lib/appmap/hook/record_around.rb', line 9

def hook_method
  @hook_method
end

Instance Method Details

#finish ⇒ Object

Finish recording the AppMap by collecting the events and classMap and writing the output file. rubocop:disable Metrics/MethodLength rubocop:disable Metrics/AbcSize



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# File 'lib/appmap/hook/record_around.rb', line 20

def finish
  return unless @tracer

  tracer = @tracer
  @tracer = nil
  AppMap.tracing.delete(tracer)

  events = tracer.events.map(&:to_h)

  timestamp = DateTime.now
  appmap_name = "#{hook_method.name} (#{Thread.current.object_id}) - #{timestamp.strftime("%T.%L")}"
  appmap_file_name = AppMap::Util.scenario_filename([timestamp.to_f, hook_method.name, Thread.current.object_id].join("_"))

  metadata = AppMap.detect_metadata.tap do |metadata|
    metadata[:name] = appmap_name
    metadata[:source_location] = hook_method.source_location
    metadata[:recorder] = {
      name: "command",
      type: "requests"
    }
  end

  appmap = {
    version: AppMap::APPMAP_FORMAT_VERSION,
    classMap: AppMap.class_map(tracer.event_methods),
    metadata: metadata,
    events: events
  }

  AppMap::Util.write_appmap(File.join(APPMAP_OUTPUT_DIR, appmap_file_name), appmap)
end