[danielsitek]

Summary

• Preserve Commander parser error text in invalid_usage JSON responses, including the offending option and available typo suggestions.
• Keep human-readable help behavior unchanged.
• Cover missing arguments, unknown commands, unknown options, and typo suggestions.

Verification

• bun test src/cli/index.test.ts
• bun run check (755 passed, 1 skipped; build and compiled smoke passed)

Closes #165

[codacy-production]

Up to standards ✅

🟢 Issues 0 issues

Results:
0 new issues

View in Codacy

🟢 Metrics 0 complexity · 0 duplication

Metric	Results
Complexity	0
Duplication	0

View in Codacy

🟢 Coverage 100.00% diff coverage · +0.00% coverage variation

Metric	Results
Coverage variation	✅ +0.00% coverage variation (-1.00%)
Diff coverage	✅ 100.00% diff coverage

View coverage diff in Codacy

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (5c09043)	7734	7574	97.93%
Head commit (798cae3)	7735 (+1)	7575 (+1)	97.93% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#166)	2	2	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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