class RuboCop::Cop::InternalAffairs::NodeTypePredicate


node.send_type?
# good
node.type == :send
# bad
@example
Checks that node types are checked using the predicate helpers.

def on_send(node) 

def on_send(node)
  node_type_check(node) do |receiver, node_type|
    return unless Parser::Meta::NODE_TYPES.include?(node_type)
    message = format(MSG, type: node_type)
    add_offense(node, message: message) do |corrector|
      range = node.source_range.with(begin_pos: receiver.source_range.end_pos + 1)
      corrector.replace(range, "#{node_type}_type?")
    end
  end
end