✨ Preprocessor-aware C/C++ extraction via libclang#85

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ubmarco wants to merge 25 commits into

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feat/libclang-preprocessor

Commits on Jun 30, 2026

feat(preproc): add libclang loader + skipped-ranges shim
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fix(ruff): suppress E402/PLC0415/SIM300 in test files (importorskip pattern)
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feat(preproc): compile_commands.json walk-up discovery
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feat(preproc): read + filter compile_commands entries to per-file flags
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fix(preproc): strip relative input path in load_flags_map
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feat(preproc): PreprocessorConfig + SourceAnalyseConfig wiring
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feat(preproc): libclang parser emits active-branch comments only
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feat(preproc): route SourceAnalyse to libclang engine when configured
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test(preproc): compile_commands path, resilience, tree-sitter parity
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test(preproc): assert full compile_commands arg list is consumed
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feat(preproc): skip files absent from compile_commands (spec §3.3) + harden test
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test(preproc): cross-impl parity vs shared golden (lockstep with Rust)
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fix(preproc): validate nested preprocessor config correctly
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refactor(preproc): rename optional extra cpp -> libclang, add guard
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feat(preproc): add is_translation_unit_source classifier
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feat(preproc): extract needs from headers absent from compile_commands
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docs(analyse): document the libclang preprocessor engine and header handling
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test(preproc): drop cross-impl golden from codelinks
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test(preproc): pin extraction to per-engine golden snapshots
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test(extraction): libclang engine via the declarative harness
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🐛 FIX(codelinks): mypy strict + ruff-format for the libclang engine
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Commits on Jul 1, 2026

fix(preproc): parse standalone C-extension files as C++ (extract headers, don't crash)
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Commits on Jul 2, 2026

test(preproc): declarative golden for C-extension header extraction
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Commits on Jul 3, 2026