Starstruk Logo MarkStarstruk

4.16.0

expressjs/express4.16.0Oct 5, 2017by dougwilson

AI Summary

Express 4.16.0 is a major release that introduces built-in JSON/URL-encoded body parsing, new json escape setting, and numerous performance improvements.

Key Highlights

  • Add express.json and express.urlencoded to parse bodies
  • Add json escape setting for res.json and res.jsonp
  • Add options argument to res.download
  • Use safe-buffer for improved Buffer API
  • Performance improvements across multiple dependencies

New Features

  • Add express.json and express.urlencoded to parse bodies
  • Add json escape setting for res.json and res.jsonp
  • Add options argument to res.download
  • Improve error message when autoloading invalid view engine
  • Improve error messages when non-function provided as middleware
  • Skip Buffer encoding when not generating ETag for small response
  • Use safe-buffer for improved Buffer API

Full Release Notes

  * Add `"json escape"` setting for `res.json` and `res.jsonp`
  * Add `express.json` and `express.urlencoded` to parse bodies
  * Add `options` argument to `res.download`
  * Improve error message when autoloading invalid view engine
  * Improve error messages when non-function provided as middleware
  * Skip `Buffer` encoding when not generating ETag for small response
  * Use `safe-buffer` for improved Buffer API
  * deps: accepts@~1.3.4
    - deps: mime-types@~2.1.16
  * deps: content-type@~1.0.4
    - perf: remove argument reassignment
    - perf: skip parameter parsing when no parameters
  * deps: etag@~1.8.1
    - perf: replace regular expression with substring
  * deps: finalhandler@1.1.0
    - Use `res.headersSent` when available
  * deps: parseurl@~1.3.2
    - perf: reduce overhead for full URLs
    - perf: unroll the "fast-path" `RegExp`
  * deps: proxy-addr@~2.0.2
    - Fix trimming leading / trailing OWS in `X-Forwarded-For`
    - deps: forwarded@~0.1.2
    - deps: ipaddr.js@1.5.2
    - perf: reduce overhead when no `X-Forwarded-For` header
  * deps: qs@6.5.1
    - Fix parsing & compacting very deep objects
  * deps: send@0.16.0
    - Add 70 new types for file extensions
    - Add `immutable` option
    - Fix missing `</html>` in default error & redirects
    - Set charset as "UTF-8" for .js and .json
    - Use instance methods on steam to check for listeners
    - deps: mime@1.4.1
    - perf: improve path validation speed
  * deps: serve-static@1.13.0
    - Add 70 new types for file extensions
    - Add `immutable` option
    - Set charset as "UTF-8" for .js and .json
    - deps: send@0.16.0
  * deps: setprototypeof@1.1.0
  * deps: utils-merge@1.0.1
  * deps: vary@~1.1.2
    - perf: improve header token parsing speed
  * perf: re-use options object when generating ETags
  * perf: remove dead `.charset` set in `res.jsonp`