- Prevent regressions with Git hooks
- Block commits when analysis errors are present
- Do something simple; must execute quickly
- Manage code complexity
- jscomplexity.org evaluates cyclomatic complexity
- Cyclomatic complexity is how many execution paths exist in the code
cr -f plain file.js- Consider maintenance/future readers when writing code
- Monitor and track code coverage
- Istanbul (NYC) for tracking coverage
- Karma test runner has easy-to-enable coverage
- Many online tools can consume the coverage report and track it over time
- Coverage should be part of the ci/build system
- Pull/merge requests should integrate with coverage and alarm/inform upon coverage decrease
- Run quick smoke tests with evergreen browsers
- Appveyor can easily run tests on windows
- Chocolatey is a windows package manager
- Test your downstream projects
- Verify that changes don't break packages that depend on you
Parallelize when possible!