什么是tap-pessimist，A tap consumer that filters out all the ok spam, and just focuses on the negatives : (
A small command line filtration tool for filtering some of the constant spam from node-tap. It will only show failed asserts and it will exit with a zero exit code if everything passed, or 1 if there were failed asserts.
$ producerApp | tap-pessimist
$ cat log.txt | tap-pessimist
npm install -g tap-pessimist
MIT-Licensed. See license file for details.