Class: Evilution::Mutator::Operator::EqualityToIdentity

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

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/equality_to_identity.rb', line 6

def visit_call_node(node)
  if node.name == :== && node.receiver && node.arguments
    receiver_text = @file_source.byteslice(node.receiver.location.start_offset, node.receiver.location.length)
    arg = node.arguments.arguments.first
    arg_text = @file_source.byteslice(arg.location.start_offset, arg.location.length)

    add_mutation(
      offset: node.location.start_offset,
      length: node.location.length,
      replacement: "#{receiver_text}.equal?(#{arg_text})",
      node: node
    )
  end

  super
end