Bisect_ppx + Jest starter repo

git clone https://github.com/aantron/bisect-starter-jest.git
cd bisect-starter-jest
npm install
rm -f *.coverage
BISECT_ENABLE=yes npm run build
npm run test
npx bisect-ppx-report html

These commands generate this coverage report locally in the _coverage/ directory. Use your browser to open _coverage/ index.html!

Here is an example of a coverage report for a real-world project.

See aantron/bisect_ppx, especially the ReScript instructions.