Class: Contrast::Agent::Assess::Policy::Propagator::MatchData

Inherits:
Base
  • Object
show all
Defined in:
lib/contrast/agent/assess/policy/propagator/match_data.rb

Overview

Propagation that results in all the tags of the source being applied to the target exactly as is. The target’s preexisting tags are unaffected beyond any merging of overlapping tags.

Class Method Summary collapse

Methods inherited from Base

find_source, propagate, tracked_value?

Class Method Details

.captures_tagger(propagation_node, preshift, ret, _block) ⇒ Object 



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# File 'lib/contrast/agent/assess/policy/propagator/match_data.rb', line 36

def captures_tagger propagation_node, preshift, ret, _block
  ret.each_with_index do |return_value, index|
    next unless return_value

    targetted_index = index + 1
    square_bracket_single(targetted_index, preshift, return_value, propagation_node)
  end
  ret
end

.square_bracket_tagger(propagation_node, preshift, ret, _block) ⇒ Object 



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# File 'lib/contrast/agent/assess/policy/propagator/match_data.rb', line 14

def square_bracket_tagger propagation_node, preshift, ret, _block
  case ret
  when Array
    ret.each_with_index do |return_value, index|
      next unless return_value

      target_matchdata_index = if preshift.args[0].is_a?(Range)
                                 arg_range = preshift.args[0]
                                 arg_range.to_a.empty? ? index + 1 : arg_range.to_a[index]
                               else
                                 preshift.args[index]
                               end
      square_bracket_single(target_matchdata_index, preshift, return_value, propagation_node)
    end
  when String
    target_matchdata_index = preshift.args[0]
    square_bracket_single(target_matchdata_index, preshift, ret, propagation_node)
  end

  ret
end

.to_a_tagger(propagation_node, preshift, ret, _block) ⇒ Object 



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# File 'lib/contrast/agent/assess/policy/propagator/match_data.rb', line 46

def to_a_tagger propagation_node, preshift, ret, _block
  ret.each_with_index do |return_value, index|
    next unless return_value

    square_bracket_single(index, preshift, return_value, propagation_node)
  end
  ret
end

.values_at_tagger(propagation_node, preshift, ret, _block) ⇒ Object 



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# File 'lib/contrast/agent/assess/policy/propagator/match_data.rb', line 55

def values_at_tagger propagation_node, preshift, ret, _block
  ret.each_with_index do |return_value, return_index|
    next unless return_value

    original_group_arg_index = preshift.args[return_index]
    square_bracket_single(original_group_arg_index, preshift, return_value, propagation_node)
  end
  ret
end