Class: CaseGen::ExcludeRule

Inherits:
Object
  • Object
show all
Includes:
ComboMatcher, RuleDescription
Defined in:
lib/case_gen/exclude_rule.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from RuleDescription

#rule_description

Methods included from ComboMatcher

#ignore_keys, #matches_criteria

Constructor Details

#initialize(rule_data) ⇒ ExcludeRule

Returns a new instance of ExcludeRule.



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# File 'lib/case_gen/exclude_rule.rb', line 10

def initialize(rule_data)
  @rule_data = rule_data
  @description = rule_description(rule_data)
  @criteria = rule_data[:criteria]
end

Instance Attribute Details

#description ⇒ Object (readonly)

Returns the value of attribute description.



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# File 'lib/case_gen/exclude_rule.rb', line 8

def description
  @description
end

#rule_data ⇒ Object (readonly)

Returns the value of attribute rule_data.



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# File 'lib/case_gen/exclude_rule.rb', line 8

def rule_data
  @rule_data
end

Instance Method Details

#apply(combos) ⇒ Object 



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# File 'lib/case_gen/exclude_rule.rb', line 16

def apply(combos)
  matches = combos.select do |combo|
    case @criteria
    when String
      combo.instance_eval(@criteria)
    when Proc
      combo.instance_exec(&@criteria)
    when nil
      # if the rule data has keys matching the combo, then compare the
      # values of provided keys.
      matches_criteria(combo)
    else
      raise "Unknown rule criteria class: #{@criteria.class}"
    end
  end

  process_matches(combos, matches)
end