--dir option to only run in subdirectory of module-root

[aseembits93]

No description provided.

[claude]

PR Review Summary

Lint & Type Checks

• mypy: ✅ No issues found in codeflash/cli_cmds/cli.py
• ruff/prek: Tool not available in CI environment; no issues detected by mypy

Code Review

The PR adds a --dir option to restrict optimization to a subdirectory of module-root. The implementation converts --dir into args.all internally, reusing the existing discovery logic. Overall approach is sound.

No critical bugs or security issues found.

Minor observations (non-blocking):

• The dir_arg variable on line 294 is redundant after args.all is already set on line 292 when --dir is used — hasattr(args, "all") already covers the dir_arg checks in conditions on lines 295 and 319
• The elif chain at lines 321-325 will re-resolve an already-resolved Path when --dir is used (harmless but unnecessary)
• No tests exist for the new --dir flag — all new code paths (lines 70-75, 166-172, 281-292) are uncovered

Test Coverage

File	Stmts	Miss	Cover	Notes
codeflash/cli_cmds/cli.py	180	127	29%	New --dir code paths uncovered

• New lines added: ~35 lines of new logic for --dir handling
• Coverage of new code: 0% — the --dir argument definition (lines 70-75), validation (lines 166-172), and path resolution (lines 281-292) are all uncovered
• Pre-existing coverage: The file had low coverage before this PR (CLI entry points are not unit-tested)
• ⚠️ No tests exist for the --dir flag. Consider adding tests for:
  • Basic --dir with a valid subdirectory
  • --dir with path outside module-root (validation error)
  • --dir combined with --all / --file / --replay-test (conflict errors)
  • --dir with non-existent path

Codeflash Optimization PRs

No open optimization PRs targeting main.

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Last updated: 2026-02-23