Class: Necropsy::Analyzers::Dynamic::TracePointCollector

Inherits:
Object
  • Object
show all
Defined in:
lib/necropsy/analyzers/dynamic/trace_point_collector.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root:, output:, sample_rate: 1.0) ⇒ TracePointCollector

Returns a new instance of TracePointCollector.



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# File 'lib/necropsy/analyzers/dynamic/trace_point_collector.rb', line 15

def initialize(root:, output:, sample_rate: 1.0)
  @root = File.expand_path(root)
  @output = output
  @sample_rate = sample_rate.to_f
  @nodes = {}
  @edges = {}
  @stack = []
end

Class Method Details

.record(root:, output:, sample_rate: 1.0) ⇒ Object 



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# File 'lib/necropsy/analyzers/dynamic/trace_point_collector.rb', line 11

def self.record(root:, output:, sample_rate: 1.0, &)
  new(root: root, output: output, sample_rate: sample_rate).record(&)
end

Instance Method Details

#record ⇒ Object 



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# File 'lib/necropsy/analyzers/dynamic/trace_point_collector.rb', line 24

def record
  started_at = Time.now.utc
  tracer = TracePoint.new(:call, :return) { |event| capture(event) }
  tracer.enable
  yield
ensure
  tracer&.disable
  write_payload(started_at: started_at, finished_at: Time.now.utc)
end