From 4a6e6dea9646646f142c32e0855c0a46ff1fb83d Mon Sep 17 00:00:00 2001 From: hsiegeln <37154749+hsiegeln@users.noreply.github.com> Date: Thu, 9 Apr 2026 08:31:04 +0200 Subject: [PATCH] chore: add GitNexus config to .gitignore and CLAUDE.md Co-Authored-By: Claude Opus 4.6 (1M context) --- .gitignore | 1 + CLAUDE.md | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 103 insertions(+) diff --git a/.gitignore b/.gitignore index cfe3fe4..96b7efc 100644 --- a/.gitignore +++ b/.gitignore @@ -5,3 +5,4 @@ dist/ test-results/ screenshots/ .playwright-mcp/ +.gitnexus diff --git a/CLAUDE.md b/CLAUDE.md index 3a1ca3e..7dccb8c 100644 --- a/CLAUDE.md +++ b/CLAUDE.md @@ -128,3 +128,105 @@ import logo512 from '@cameleer/design-system/assets/cameleer3-512.png' // PWA import logoSvg from '@cameleer/design-system/assets/cameleer3-logo.svg' // high-detail SVG logo import camelSvg from '@cameleer/design-system/assets/camel-logo.svg' // simplified camel SVG ``` + + +# GitNexus — Code Intelligence + +This project is indexed by GitNexus as **design-system** (1461 symbols, 2336 relationships, 23 execution flows). Use the GitNexus MCP tools to understand code, assess impact, and navigate safely. + +> If any GitNexus tool warns the index is stale, run `npx gitnexus analyze` in terminal first. + +## Always Do + +- **MUST run impact analysis before editing any symbol.** Before modifying a function, class, or method, run `gitnexus_impact({target: "symbolName", direction: "upstream"})` and report the blast radius (direct callers, affected processes, risk level) to the user. +- **MUST run `gitnexus_detect_changes()` before committing** to verify your changes only affect expected symbols and execution flows. +- **MUST warn the user** if impact analysis returns HIGH or CRITICAL risk before proceeding with edits. +- When exploring unfamiliar code, use `gitnexus_query({query: "concept"})` to find execution flows instead of grepping. It returns process-grouped results ranked by relevance. +- When you need full context on a specific symbol — callers, callees, which execution flows it participates in — use `gitnexus_context({name: "symbolName"})`. + +## When Debugging + +1. `gitnexus_query({query: ""})` — find execution flows related to the issue +2. `gitnexus_context({name: ""})` — see all callers, callees, and process participation +3. `READ gitnexus://repo/design-system/process/{processName}` — trace the full execution flow step by step +4. For regressions: `gitnexus_detect_changes({scope: "compare", base_ref: "main"})` — see what your branch changed + +## When Refactoring + +- **Renaming**: MUST use `gitnexus_rename({symbol_name: "old", new_name: "new", dry_run: true})` first. Review the preview — graph edits are safe, text_search edits need manual review. Then run with `dry_run: false`. +- **Extracting/Splitting**: MUST run `gitnexus_context({name: "target"})` to see all incoming/outgoing refs, then `gitnexus_impact({target: "target", direction: "upstream"})` to find all external callers before moving code. +- After any refactor: run `gitnexus_detect_changes({scope: "all"})` to verify only expected files changed. + +## Never Do + +- NEVER edit a function, class, or method without first running `gitnexus_impact` on it. +- NEVER ignore HIGH or CRITICAL risk warnings from impact analysis. +- NEVER rename symbols with find-and-replace — use `gitnexus_rename` which understands the call graph. +- NEVER commit changes without running `gitnexus_detect_changes()` to check affected scope. + +## Tools Quick Reference + +| Tool | When to use | Command | +|------|-------------|---------| +| `query` | Find code by concept | `gitnexus_query({query: "auth validation"})` | +| `context` | 360-degree view of one symbol | `gitnexus_context({name: "validateUser"})` | +| `impact` | Blast radius before editing | `gitnexus_impact({target: "X", direction: "upstream"})` | +| `detect_changes` | Pre-commit scope check | `gitnexus_detect_changes({scope: "staged"})` | +| `rename` | Safe multi-file rename | `gitnexus_rename({symbol_name: "old", new_name: "new", dry_run: true})` | +| `cypher` | Custom graph queries | `gitnexus_cypher({query: "MATCH ..."})` | + +## Impact Risk Levels + +| Depth | Meaning | Action | +|-------|---------|--------| +| d=1 | WILL BREAK — direct callers/importers | MUST update these | +| d=2 | LIKELY AFFECTED — indirect deps | Should test | +| d=3 | MAY NEED TESTING — transitive | Test if critical path | + +## Resources + +| Resource | Use for | +|----------|---------| +| `gitnexus://repo/design-system/context` | Codebase overview, check index freshness | +| `gitnexus://repo/design-system/clusters` | All functional areas | +| `gitnexus://repo/design-system/processes` | All execution flows | +| `gitnexus://repo/design-system/process/{name}` | Step-by-step execution trace | + +## Self-Check Before Finishing + +Before completing any code modification task, verify: +1. `gitnexus_impact` was run for all modified symbols +2. No HIGH/CRITICAL risk warnings were ignored +3. `gitnexus_detect_changes()` confirms changes match expected scope +4. All d=1 (WILL BREAK) dependents were updated + +## Keeping the Index Fresh + +After committing code changes, the GitNexus index becomes stale. Re-run analyze to update it: + +```bash +npx gitnexus analyze +``` + +If the index previously included embeddings, preserve them by adding `--embeddings`: + +```bash +npx gitnexus analyze --embeddings +``` + +To check whether embeddings exist, inspect `.gitnexus/meta.json` — the `stats.embeddings` field shows the count (0 means no embeddings). **Running analyze without `--embeddings` will delete any previously generated embeddings.** + +> Claude Code users: A PostToolUse hook handles this automatically after `git commit` and `git merge`. + +## CLI + +| Task | Read this skill file | +|------|---------------------| +| Understand architecture / "How does X work?" | `.claude/skills/gitnexus/gitnexus-exploring/SKILL.md` | +| Blast radius / "What breaks if I change X?" | `.claude/skills/gitnexus/gitnexus-impact-analysis/SKILL.md` | +| Trace bugs / "Why is X failing?" | `.claude/skills/gitnexus/gitnexus-debugging/SKILL.md` | +| Rename / extract / split / refactor | `.claude/skills/gitnexus/gitnexus-refactoring/SKILL.md` | +| Tools, resources, schema reference | `.claude/skills/gitnexus/gitnexus-guide/SKILL.md` | +| Index, status, clean, wiki CLI commands | `.claude/skills/gitnexus/gitnexus-cli/SKILL.md` | + +