This is an implementation of Conway's Game Of Life as a jq filter.
Enjoy.
Why not?
jq is a filter language for JSON data. It takes JSON input, and produces
JSON output. I wrote a filter program that takes in the previous board state,
and outputs the next board state.
Then I put it through some post-processing to produce the pretty picture
above (runpretty.sh). Without that post-processing, it looks more like
this (run.sh):
