Fix/maintainability issues

[fredbi]

Change type

Please select: 🆕 New feature or enhancement|🔧 Bug fix'|📃 Documentation update

Short description

Fixes

Full description

Checklist

• I have signed all my commits with my name and email (see DCO. This does not require a PGP-signed commit
• I have rebased and squashed my work, so only one commit remains
• I have added tests to cover my changes.
• I have properly enriched go doc comments in code.
• I have properly documented any breaking change.

[codecov]

Codecov Report

❌ Patch coverage is 85.00635% with 118 lines in your changes missing coverage. Please review.
✅ Project coverage is 91.63%. Comparing base (6ed8e73) to head (f6bc42c).
⚠️ Report is 1 commits behind head on master.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
codegen/internal/generator/doc_generator.go	0.00%	48 Missing ⚠️
codegen/internal/generator/funcmaps/markdown.go	20.00%	21 Missing and 3 partials ⚠️
codegen/internal/scanner/examples-parser/parser.go	89.52%	10 Missing and 10 partials ⚠️
assert/assert_forward.go	97.64%	8 Missing ⚠️
internal/assertions/file.go	80.00%	3 Missing and 3 partials ⚠️
assert/assert_assertions.go	81.81%	4 Missing ⚠️
assert/assert_format.go	81.81%	4 Missing ⚠️
...odegen/internal/scanner/examples-parser/options.go	50.00%	3 Missing ⚠️
codegen/main.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #51      +/-   ##
==========================================
- Coverage   96.97%   91.63%   -5.34%     
==========================================
  Files          53       83      +30     
  Lines        8227    10736    +2509     
==========================================
+ Hits         7978     9838    +1860     
- Misses        164      728     +564     
- Partials       85      170      +85     

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