Class: Evilution::Mutator::Operator::ArithmeticReplacement

Inherits:
Base
  • Object
show all
Defined in:
lib/evilution/mutator/operator/arithmetic_replacement.rb

Constant Summary collapse

REPLACEMENTS = 
{
  :+ => [:-],
  :- => [:+],
  :* => [:/],
  :/ => [:*],
  :% => [:*],
  :** => [:*],
  :<< => [:>>],
  :>> => [:<<]
}.freeze

Instance Attribute Summary

Attributes inherited from Base

#mutations

Instance Method Summary collapse

Methods inherited from Base

#call, clear_parse_cache!, #initialize, operator_name, parsed_tree_for

Constructor Details

This class inherits a constructor from Evilution::Mutator::Base

Instance Method Details

#visit_call_node(node) ⇒ Object 



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# File 'lib/evilution/mutator/operator/arithmetic_replacement.rb', line 17

def visit_call_node(node)
  replacements = REPLACEMENTS[node.name]
  return super unless replacements

  loc = node.message_loc
  return super unless loc

  replacements.each do |replacement|
    add_mutation(
      offset: loc.start_offset,
      length: loc.length,
      replacement: replacement.to_s,
      node: node
    )
  end

  super
end