anchor.diff:                       clj_reader:read_fold( fun emit_eval_form/2
                                            , Src
                                            , RdrOpts
  -                                         , Env1
  +                                         , State
                                            )
                    end
                end,
  
positive.code: -spec compile_files([file:filename_all()], options(), clj_env:env()) ->
    clj_env:env().
  compile_files(Files, Opts, Env) when is_list(Files) ->
    Fun = fun(File, EnvAcc) -> compile_file(File, Opts, EnvAcc) end,
    lists:foldl(Fun, Env, Files).
  
  -spec compile_file(file:filename_all()) -> clj_env:env().
  compile_file(File) when is_binary(File) ->
  
negative.code:   RdrOpts  = maps:get(reader_opts, Opts, #{}),
    Mapping  = #{clj_flags => CljFlags, compiler_opts => Opts},
    Env1     = clj_env:push(Mapping, Env0),
    State    = #{env => Env1},
  
    EmitEval = case Opts0 of
                 #{time := true} ->
  