Module: DecisionAgent::Dsl::Helpers::ComparisonHelpers

Defined in:
lib/decision_agent/dsl/helpers/comparison_helpers.rb

Overview

Comparison helpers for ConditionEvaluator

Class Method Summary collapse

Class Method Details

.compare_date_result?(actual, target, params) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 30

def self.compare_date_result?(actual, target, params)
  if params[:compare]
    case params[:compare].to_s
    when "eq", "=="
      (actual - target).abs < 1
    when "gt", ">"
      actual > target
    when "lt", "<"
      actual < target
    when "gte", ">="
      actual >= target
    when "lte", "<="
      actual <= target
    else
      false
    end
  elsif params[:eq]
    (actual - target).abs < 1
  elsif params[:gt]
    actual > target
  elsif params[:lt]
    actual < target
  elsif params[:gte]
    actual >= target
  elsif params[:lte]
    actual <= target
  else
    false
  end
end

.compare_duration_result(actual, params) ⇒ Object 



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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 19

def self.compare_duration_result(actual, params)
  result = true
  result &&= (actual >= params[:min]) if params[:min]
  result &&= (actual <= params[:max]) if params[:max]
  result &&= (actual > params[:gt]) if params[:gt]
  result &&= (actual < params[:lt]) if params[:lt]
  result &&= (actual >= params[:gte]) if params[:gte]
  result &&= (actual <= params[:lte]) if params[:lte]
  result
end

.compare_financial_result(actual, params) ⇒ Object 



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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 71

def self.compare_financial_result(actual, params)
  result = true
  result &&= (actual >= params[:threshold]) if params[:threshold]
  result &&= (actual > params[:gt]) if params[:gt]
  result &&= (actual < params[:lt]) if params[:lt]
  result
end

.compare_moving_window_result(actual, params) ⇒ Object 



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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 61

def self.compare_moving_window_result(actual, params)
  result = true
  result &&= (actual >= params[:threshold]) if params[:threshold]
  result &&= (actual > params[:gt]) if params[:gt]
  result &&= (actual < params[:lt]) if params[:lt]
  result &&= (actual >= params[:gte]) if params[:gte]
  result &&= (actual <= params[:lte]) if params[:lte]
  result
end

.compare_numeric_with_hash(actual, expected) ⇒ Object 



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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 79

def self.compare_numeric_with_hash(actual, expected)
  comparisons = [
    [:min, ->(val, threshold) { val >= threshold }],
    [:max, ->(val, threshold) { val <= threshold }],
    [:gt, ->(val, threshold) { val > threshold }],
    [:lt, ->(val, threshold) { val < threshold }],
    [:gte, ->(val, threshold) { val >= threshold }],
    [:lte, ->(val, threshold) { val <= threshold }],
    [:eq, ->(val, threshold) { val == threshold }]
  ]

  comparisons.all? do |key, comparison|
    threshold = expected[key] || expected[key.to_s]
    threshold.nil? || comparison.call(actual, threshold)
  end
end

.compare_percentile_result(actual, params) ⇒ Object 



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# File 'lib/decision_agent/dsl/helpers/comparison_helpers.rb', line 8

def self.compare_percentile_result(actual, params)
  result = true
  result &&= (actual >= params[:threshold]) if params[:threshold]
  result &&= (actual > params[:gt]) if params[:gt]
  result &&= (actual < params[:lt]) if params[:lt]
  result &&= (actual >= params[:gte]) if params[:gte]
  result &&= (actual <= params[:lte]) if params[:lte]
  result &&= (actual == params[:eq]) if params[:eq]
  result
end