Istanbul grouped HTML report. Generates code coverage report grouped by directory.
npm install @lcov-viewer/istanbul-report!build


npm install -D @lcov-viewer/istanbul-report
`
OR using YARN
`
yarn add -D @lcov-viewer/istanbul-report
`
Include reporter in Jest config
`js
module.exports = {
// ...
coverageReporters: [
'@lcov-viewer/istanbul-report'
],
// ...
};
`
or specify as nyc reporter
`
nyc --reporter=@lcov-viewer/istanbul-report npm run test
nyc --reporter=@lcov-viewer/istanbul-report yarn test
``