This week I add a CLI to geojson validation module and will be going over how to use it in this post. To start, install it npm install geojson-validation -g.

Next you need some geoJSON. We will use this for the example. Now to check if it is valid simple run curl https://raw.githubusercontent.com/wanderer/Detroit-Farm-Map/master/data/map.geojson | gjv. If it was invalid gjv would print out the errors else it will just tell you its valid.

You can also validate local files like this gjv file1 files2 ...