Class: Riptables::RulePermutation

Inherits:
Object
  • Object
show all
Defined in:
lib/riptables/rule_permutation.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rule, description, options = {}) ⇒ RulePermutation

Returns a new instance of RulePermutation.



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# File 'lib/riptables/rule_permutation.rb', line 7

def initialize(rule, description, options = {})
  @rule = rule
  @description = description
  @options = options
  @conditions = Condition.conditions.dup - @rule.conditions
end

Instance Attribute Details

#conditions ⇒ Object (readonly)

Returns the value of attribute conditions.



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# File 'lib/riptables/rule_permutation.rb', line 17

def conditions
  @conditions
end

#description ⇒ Object (readonly)

Returns the value of attribute description.



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# File 'lib/riptables/rule_permutation.rb', line 15

def description
  @description
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/riptables/rule_permutation.rb', line 16

def options
  @options
end

#rule ⇒ Object (readonly)

Returns the value of attribute rule.



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# File 'lib/riptables/rule_permutation.rb', line 14

def rule
  @rule
end

Instance Method Details

#to_rule ⇒ Object

Convert this permutation into a full rule in its own right



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# File 'lib/riptables/rule_permutation.rb', line 22

def to_rule
  new_rule = Rule.new(rule.chain)
  new_rule.description = "#{rule.description} (#{self.description})"
  new_rule.rule = rule.rule.gsub(/\{\{(\w+)\}\}/) do
    if value = self.options[$1.to_sym]
      value
    else
      "{{#{$1}}}"
    end
  end
  new_rule.action = rule.action
  new_rule.conditions = rule.conditions | self.conditions
  if v = (self.options[:v] || self.options[:version])
    new_rule.versions = [v.to_i]
  end
  new_rule
end