node/lib/sys.js

'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

module.exports = require('util');
process.emitWarning('sys is deprecated. Use util instead.',
                    'DeprecationWarning');
lib: turn on strict mode Turn on strict mode for the files in the lib/ directory. It helps catch bugs and can have a positive effect on performance. PR-URL: https://github.com/node-forward/node/pull/64 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Fedor Indutny <fedor@indutny.com> 2014-11-22 18:59:48 +03:00			`'use strict';`

Fix #3577 Un-break require('sys') 2012-06-28 21:13:28 +04:00			`// the sys module was renamed to 'util'.`
			`// this shim remains to keep old programs working.`
sys: Mark as deprecated PR-URL: https://github.com/iojs/io.js/pull/317 Reviewed-By: Rod Vagg <rod@vagg.org> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> discussed at TC meeting, deprecate, don't remove 2015-01-13 03:41:07 +03:00			`// sys is deprecated and shouldn't be used`

util: introduce `printDeprecationMessage` function `printDeprecationMessage` is used to deprecate modules and execution branches. PR-URL: https://github.com/nodejs/io.js/pull/1822 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> 2015-05-28 17:01:56 +03:00			`module.exports = require('util');`
lib: use emitWarning instead of printDeprecationMessage The process.emitWarning() API should be used for printing deprecation warning messages rather than directly using the internal/util#printDeprecationMessage PR-URL: https://github.com/nodejs/node/pull/8166 Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> 2016-08-18 21:51:10 +03:00			`process.emitWarning('sys is deprecated. Use util instead.',`
			`'DeprecationWarning');`