Parsing error: Unexpected token )

[lipis]

What am I doing wrong?

Executing: yarn lint-fix:

$ yarn lint-fix
yarn lint-fix v0.24.4
$ npm run lint -- --fix

> prettier-tests@ lint /Users/lipis/work/lipis/prettier-tests
> eslint -c .eslintrc.yaml --ignore-path .gitignore *.js "--fix"


/Users/lipis/work/lipis/prettier-tests/foo.js
  6:3  error  Parsing error: Unexpected token )

✖ 1 problem (1 error, 0 warnings)

Here is the file in question foo.js

[lipis]

This is part of a much bigger project: wireapp/wire-webapp#1347