Class: SourceRoute::Wrapper

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Singleton
Defined in:
lib/source_route/wrapper.rb

Defined Under Namespace

Classes: Condition

Constant Summary collapse

TRACE_POINT_METHODS = 
[:defined_class, :method_id, :path, :lineno]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Wrapper

Returns a new instance of Wrapper.



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# File 'lib/source_route/wrapper.rb', line 58

def initialize
  reset
end

Instance Attribute Details

#condition ⇒ Object

Returns the value of attribute condition.



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# File 'lib/source_route/wrapper.rb', line 8

def condition
  @condition
end

#tp ⇒ Object

Returns the value of attribute tp.



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# File 'lib/source_route/wrapper.rb', line 8

def tp
  @tp
end

#tp_result_chain ⇒ Object (readonly)

Returns the value of attribute tp_result_chain.



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# File 'lib/source_route/wrapper.rb', line 9

def tp_result_chain
  @tp_result_chain
end

#tp_self_caches ⇒ Object (readonly)

Returns the value of attribute tp_self_caches.



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# File 'lib/source_route/wrapper.rb', line 9

def tp_self_caches
  @tp_self_caches
end

Instance Method Details

#jsonify_events ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 114

def jsonify_events
  JSON.dump(@condition.events.map(&:to_s))
end

#jsonify_tp_result_chain ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 118

def jsonify_tp_result_chain
  JSON.dump(stringify_tp_result_chain)
end

#jsonify_tp_self_caches ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 122

def jsonify_tp_self_caches
  JSON.dump(stringify_tp_self_caches)
end

#reset ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 62

def reset
  @tp.disable if defined? @tp
  @condition = Condition.new
  @tp_result_chain = TpResultChain.new
  @tp_self_caches = []
  self
end

#stringify_tp_result_chain ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 95

def stringify_tp_result_chain
  deep_cloned = tp_result_chain.map do |tp_result|
    tp_result.clone
  end
  deep_cloned.map do |tr|
    # to_s is safer than inspect
    # ex: inspect on ActiveRecord_Relation may crash
    tr[:defined_class] = tr[:defined_class].to_s if tr.key?(:defined_class)
    if tr.key?(:return_value)
      if tr[:return_value].nil? or tr[:return_value] == ''
        tr[:return_value] = tr[:return_value].inspect
      else
        tr[:return_value] = tr[:return_value].to_s
      end
    end
    tr
  end
end

#stringify_tp_self_caches ⇒ Object

TODO: move this into chain self



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# File 'lib/source_route/wrapper.rb', line 91

def stringify_tp_self_caches
  tp_self_caches.clone.map(&:to_s)
end

#trace ⇒ Object 



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# File 'lib/source_route/wrapper.rb', line 70

def trace
  # dont wanna init it in tp block, cause tp block could run thousands of times in one cycle trace
  tp_result = GenerateResult.new(self)
  tp_filter = TpFilter.new(condition)

  track = TracePoint.new *condition.events do |tp|

    next if tp_filter.block_it?(tp)

    unless condition.result_config.format.is_a? Proc
      ret_data = tp_result.build(tp)
      @tp_result_chain.push(ret_data)
    end

    tp_result.output(tp)
  end
  track.enable
  self.tp = track
end