unit.git/test/node/404, branch 1.17.0 Universal Web Application Server Node.js: returning "this" from writeHead() to allow chaining. 2019-08-06T13:24:11+00:00 Valentin Bartenev vbart@nginx.com 2019-08-06T13:24:11+00:00 7fd9444728e1e509630f5ba0f50e7f9da150369c In Node.js version 11.10.0 and later, the writeHead() function returns "this". 
In Node.js version 11.10.0 and later, the writeHead() function returns "this".
Tests: Node.js application tests. 2018-10-25T12:43:48+00:00 Sergey Kandaurov pluknet@nginx.com 2018-10-25T12:43:48+00:00 0fdc7c3a55daceb54c034a51b30f06a932236965