You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: symbol_query_filter__main.rb
    path of file: ./repos/sorbet/test/testdata/lsp
    
    the code of the file until where you have to start completion: # typed: true

# This file intentionally contains only a single referen
    
  def references_vars
    if @some_ivar < 3
      # ^ usage: some_ivar
      @@some_class_var
      # ^ usage: some_class_var
    else
      ""
    end