Node.js 最新版本 v12.0.0 已发布，这是非 LTS 版本，不过带来了比较大的改动，包括针对断言、http、模块和进程等功能的改动。
值得关注的变更：
- assert:
- validate required arguments (Ruben Bridgewater) #26641
- adjust loose assertions (Ruben Bridgewater) #25008
- async_hooks:
- remove deprecated
emitBefore and emitAfter (Matteo Collina) #26530 - remove promise object from resource (Andreas Madsen) #23443
- bootstrap: make Buffer and process non-enumerable (Ruben Bridgewater) #24874
- buffer:
- use stricter range checks (Ruben Bridgewater) #27045
- harden
SlowBuffer creation (ZYSzys) #26272 - harden validation of buffer allocation size (ZYSzys) #26162
- do proper error propagation in addon methods (Anna Henningsen) #23939
- http:
- validate timeout in
ClientRequest() (cjihrig) #26214 - return HTTP 431 on
HPE_HEADER_OVERFLOW error (Albert Still) #25605 - switch default parser to llhttp (Anna Henningsen) #24870
- Runtime-deprecate
outgoingMessage._headers and outgoingMessage._headerNames (Morgan Roderick) #24167
- module:
- remove unintended access to deps/ (Anna Henningsen) #25138
- improve error message for MODULE_NOT_FOUND (Ali Ijaz Sheikh) #25690
- requireStack property for MODULE_NOT_FOUND (Ali Ijaz Sheikh) #25690
- remove dead code (Ruben Bridgewater) #26983
- make
require('.') never resolve outside the current directory (Ruben Bridgewater) #26973 - throw an error for invalid package.json main entries (Ruben Bridgewater) #26823
- don't search in
require.resolve.paths (cjihrig) #23683
- process:
- make global.process, global.Buffer getters (Guy Bedford) #26882
- move DEP0062 (node --debug) to end-of-life (Joyee Cheung) #25828
- exit on --debug and --debug-brk after option parsing (Joyee Cheung) #25828
- improve
--redirect-warnings handling (Ruben Bridgewater) #24965
下载地址：https://nodejs.org/en/download/current/ | 
