Module: ZTK::Profiler::Core

Included in:
ZTK::Profiler
Defined in:
lib/ztk/profiler/core.rb

Overview

Profiler Core Functionality

Instance Method Summary (collapse)

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

- (Object) method_missing(method_name, *method_args) 



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# File 'lib/ztk/profiler/core.rb', line 34

def method_missing(method_name, *method_args)
  raise "You must supply a block to the profiler method #{method_name.inspect}!" unless block_given?

  @@start_time ||= Time.now.utc

  result    = nil
  exception = nil
  timer     = Timer.new(method_name, @@timer_stack.last)

  @@timer_stack.push(timer)
  timer.benchmark = ::Benchmark.realtime do
    begin
      result = yield
    rescue Exception => exception
    end
  end
  @@timer_stack.pop

  exception.nil? or raise exception

  result
end

Instance Method Details

- (Object) report(options = {}) 



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# File 'lib/ztk/profiler/core.rb', line 66

def report(options={})
  results = Array.new
  options = Base.build_config({}, options)

  stop

  if (Timer.count > 0)
    report_timers(options) and options.ui.stdout.puts
    results << report_timer_totals(options)
    results.last and options.ui.stdout.puts
    results << report_totals(options)
  else
    options.ui.stderr.puts("Nothing was profiled!")
    results = [ nil, nil ]
  end

  results
end

- (Object) reset 



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# File 'lib/ztk/profiler/core.rb', line 25

def reset
  @@start_time  = nil
  @@end_time    = nil
  @@timer_stack = Array.new
  Timer.reset

  true
end

- (Object) start 



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# File 'lib/ztk/profiler/core.rb', line 12

def start
  reset
  @@start_time  = Time.now.utc

  true
end

- (Object) stop 



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# File 'lib/ztk/profiler/core.rb', line 19

def stop
  @@end_time ||= Time.now.utc

  true
end

- (Object) total_time 



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# File 'lib/ztk/profiler/core.rb', line 57

def total_time
  if @@start_time.nil?
    raise ProfilerError, "You must start the profiler in order to calculate a total time!"
  else
    stop
    @@end_time - @@start_time
  end
end