FP? JS import assertions

[pygy]

Description of the false positive

import foo form "./foo.json" assert {type: "json"}

... is a proposed syntax update for JavaScript. It is already enabled in V8 and implemented in SpiderMonkey/Firefox (not sure it is enabled yet). Given that it has two implementations, it should move to the final stage 4 this year.

I don't know what your policy is on green features like this, but you currently report it as a syntax error even though it works fine in Node.

URL to the alert on the project page on LGTM.com

https://lgtm.com/projects/g/compose-regexp/compose-regexp.js/snapshot/3384157884d8cd1de08fd9935400d4663327e40c/files/scripts/postpublish.js?sort=name&dir=ASC&mode=heatmap