Add NoDiscard attributes

[Baptouuuu]

Fix #7

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (6e54431) to head (3598685).
⚠️ Report is 2 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##             develop        #9   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity        14        14           
===========================================
  Files              4         4           
  Lines             52        52           
===========================================
  Hits              52        52           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.