class RuboCop::Cop::Lint::UselessComparison

This cop checks for comparison of something with itself.

@example

x.top >= x.top

Constants

MSG
OPS

Public Instance Methods

on_send(node) click to toggle source
# File lib/rubocop/cop/lint/useless_comparison.rb, line 16
def on_send(node)
  # lambda.() does not have a selector
  return unless node.loc.selector

  op = node.loc.selector.source
  return unless OPS.include?(op)

  receiver, _method, args = *node
  add_offense(node, :selector) if receiver == args
end