hakorune/docs/archive/reports/LEGACY_CODE_INVESTIGATION_REPORT.md

# Hakorune Legacy Code Investigation Report

Status: Historical

(内容は `docs/development/cleanup/LEGACY_CODE_INVESTIGATION_REPORT.md` から移動)
feat(joinir): Phase 240-EX - Pattern2 header condition ExprLowerer integration Implementation: - Add make_pattern2_scope_manager() helper for DRY - Header conditions use ExprLowerer for supported patterns - Legacy fallback for unsupported patterns - Fail-Fast on supported patterns that fail Tests: - 4 new tests (all pass) - test_expr_lowerer_supports_simple_header_condition_i_less_literal - test_expr_lowerer_supports_header_condition_var_less_var - test_expr_lowerer_header_condition_generates_expected_instructions - test_pattern2_header_condition_via_exprlowerer Also: Archive old phase documentation (34k lines removed) 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com> 2025-12-11 00:33:04 +09:00			`# Hakorune Legacy Code Investigation Report`

			`Status: Historical`

			(内容は `docs/development/cleanup/LEGACY_CODE_INVESTIGATION_REPORT.md` から移動)