Class: SQA::StrategyGenerator::Pattern

Inherits:
Object
  • Object
show all
Defined in:
lib/sqa/strategy_generator.rb

Overview

Represents a discovered indicator pattern

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(conditions: {}) ⇒ Pattern

Returns a new instance of Pattern.



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# File 'lib/sqa/strategy_generator.rb', line 74

def initialize(conditions: {})
  @conditions = conditions
  @frequency = 0
  @avg_gain = 0.0
  @avg_holding_days = 0.0
  @success_rate = 0.0
  @occurrences = []
  @context = PatternContext.new
end

Instance Attribute Details

#avg_gain ⇒ Object

Returns the value of attribute avg_gain.



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# File 'lib/sqa/strategy_generator.rb', line 70

def avg_gain
  @avg_gain
end

#avg_holding_days ⇒ Object

Returns the value of attribute avg_holding_days.



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# File 'lib/sqa/strategy_generator.rb', line 70

def avg_holding_days
  @avg_holding_days
end

#conditions ⇒ Object

Returns the value of attribute conditions.



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# File 'lib/sqa/strategy_generator.rb', line 70

def conditions
  @conditions
end

#context ⇒ Object

Returns the value of attribute context.



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# File 'lib/sqa/strategy_generator.rb', line 70

def context
  @context
end

#frequency ⇒ Object

Returns the value of attribute frequency.



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# File 'lib/sqa/strategy_generator.rb', line 70

def frequency
  @frequency
end

#occurrences ⇒ Object

Returns the value of attribute occurrences.



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# File 'lib/sqa/strategy_generator.rb', line 70

def occurrences
  @occurrences
end

#success_rate ⇒ Object

Returns the value of attribute success_rate.



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# File 'lib/sqa/strategy_generator.rb', line 70

def success_rate
  @success_rate
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/sqa/strategy_generator.rb', line 84

def to_s
  ctx_info = @context.valid? ? " [#{@context.summary}]" : ""
  "Pattern(conditions=#{conditions.size}, freq=#{frequency}, gain=#{avg_gain.round(2)}%, success=#{success_rate.round(2)}%#{ctx_info})"
end