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refactor: simplify Grep.pm for readability#77

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Koan-Bot:koan.atoomic/simplify-grep-module
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refactor: simplify Grep.pm for readability#77
Koan-Bot wants to merge 2 commits intometacpan:masterfrom
Koan-Bot:koan.atoomic/simplify-grep-module

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@Koan-Bot Koan-Bot commented Mar 12, 2026

What

Simplify and clean up GrepCpan::Grep (net -79 lines) and minor cleanup in grepcpan.pm.

Why

The mission spec identified several readability issues: dead code, long monolithic methods, variable shadowing, commented-out debug statements, and unused imports. This PR addresses all of them to make the codebase easier to navigate and maintain.

How

  • Dead code removal: update_match_counter (marked "dead"), stale POD notes, ~15 commented-out say/debug lines
  • Method extraction: _do_search output-parsing loop → _parse_git_grep_output; run_git_cmd_limit child process block → _run_child_git_grep
  • Variable shadowing fixes: inner $distro$dist_name in map block; inner $search$path_pattern in filetype loop
  • Unused code cleanup: removed Proc::ProcessTable import, unused $gitdir and @path variables, redundant exists check
  • Simplified do_search: removed unused variable destructuring that duplicated _do_search

Testing

  • Perl syntax verification passes
  • Docker-based test suite not available locally (requires metacpan-cpan-extracted-lite repo)
  • All changes are behavior-preserving refactors: no logic modifications

🤖 Generated with Claude Code


Quality Report

Changes: 2 files changed, 109 insertions(+), 188 deletions(-)

Code scan: clean

Tests: failed (FAILED)

Branch hygiene: clean

Generated by Kōan post-mission quality pipeline

- Remove dead `update_match_counter` sub and its commented-out call
- Remove stale POD design notes and commented-out debug `say` statements
- Simplify `do_search`: remove unused variable destructuring
- Extract output-parsing logic into `_parse_git_grep_output` method
- Extract child process logic into `_run_child_git_grep` method
- Fix variable shadowing: `$distro` → `$dist_name`, `$search` → `$path_pattern`
- Remove unused variables: `@path` in cache_cleanup, `$gitdir` in _get_match_cache
- Remove unused `Proc::ProcessTable` import
- Remove redundant `exists` check in get_list_of_files_to_search
- Clean up stale comments in grepcpan.pm

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Quality Gate Warning

Tests failed: FAILED

Auto-merge was skipped due to quality gate issues.

@atoomic atoomic marked this pull request as ready for review March 12, 2026 04:20
The refactoring commit accidentally modified three CI workflow files:
- build-deployment-container.yml: downgraded from buildx to simple docker build
- build-production-container.yml: introduced typo "poduction" and downgraded ubuntu
- testsuite.yml: removed concurrency settings and branch filter

These changes were unrelated to the Grep.pm refactoring and caused test failures.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Rebase: refactor: simplify Grep.pm for readability

Branch koan.atoomic/simplify-grep-module rebased onto master and force-pushed.

Diff: 5 files changed, 139 insertions(+), 200 deletions(-)

Review feedback was analyzed and applied.

Actions

  • Rebased koan.atoomic/simplify-grep-module onto origin/master
  • Force-pushed koan.atoomic/simplify-grep-module to origin

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atoomic commented Mar 15, 2026

@Koan-Bot rebase

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