sys.js

// Copyright Joyent, Inc. and other Node contributors.
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'use strict';

// The sys module was renamed to 'util'. This shim remains to keep old programs
// working. `sys` is deprecated and shouldn't be used.

// Note to maintainers: Although this module has been deprecated for a while
// we do not plan to remove it. See: https://github.com/nodejs/node/pull/35407#issuecomment-700693439
module.exports = require('util');
process.emitWarning('sys is deprecated. Use util instead.',
                    'DeprecationWarning', 'DEP0025');