lib/spoom/sorbet/lsp/structures.rb in spoom-1.1.5 vs lib/spoom/sorbet/lsp/structures.rb in spoom-1.1.6

@@ -1,8 +1,9 @@
 # typed: true
 # frozen_string_literal: true
 
 require_relative "../../printer"
+require "set"
 
 module Spoom
   module LSP
     module PrintableSymbol
       extend T::Sig