anchor.diff:  if "%invoke_main%"=="" set invoke_main=false
   
   if not exist "%config_js%" echo %config_js% does not exist or is not a file && goto fail
  -for %%i in ("%config_js%") do if exist %%~si\NUL echo %config_js% does not exist or is not a file && goto fail
  +call :is_dir "%config_js%"
  +if %errorlevel%==0 echo %config_js% does not exist or is not a file && goto fail
   
   for %%i in (node.exe) do set node=%%~$PATH:i
   if "%node%"=="" echo error: node.js is not on the system path && goto fail
  
positive.code:   if "%~1"=="" goto end_jsc_inline_remaining
    set remaining=%remaining% "%~1"
    shift
    goto :jsc_inline_remaining
    :end_jsc_inline_remaining
  
    "%node%" "%base%jsc.js" "%mode%" "%config_js%" "%invoke_main%" "%main%" "%register_modules%" %remaining%
  
negative.code:   if "%~1"=="" goto end_jsc_x_remaining
    set remaining=%remaining% "%~1"
    shift
    goto jsc_x_remaining
    :end_jsc_x_remaining
  
    "%node%" "%base%jsc.js" "%mode%" "%config_js%" %remaining%
  