Print console errors (with response code 4xx or 5xx) in logger file in protractor automation

Question

I want to print console error with response code 4xx or 5xx in a logger file while executing automation script in protractor. Now I am using the following code in my afterEach. It prints everything from the console.

browser.manage().logs().get('browser').then(function(browserLog) {
   console.log('log: ' + require('util').inspect(browserLog));
});

Answer 1

Thr protractor tests, are executed over node, so you can use node's file system ('fs' module) commands.

for example the appendFile methode How to append to a file in Node?