@netresearch/file-search
Use when searching codebases (text, structural/AST, files by name, PDFs/archives, code stats) or building context before a task.
| name | file-search |
| description | Use when searching codebases (text, structural/AST, files by name, PDFs/archives, code stats) or building context before a task. |
| license | (MIT AND CC-BY-SA-4.0). See LICENSE-MIT and LICENSE-CC-BY-SA-4.0 |
| compatibility | Requires ripgrep (rg). Optional: fd, ast-grep, rga, tokei, scc, semgrep. |
| allowed-tools | Bash(rg:*) Bash(fd:*) Bash(sg:*) Bash(rga:*) Bash(tokei:*) Bash(scc:*) Bash(semgrep:*) Read Glob Grep |
File Search Skill
Efficient CLI search tools for AI agents.
Tool Selection Guide
| Task | Use | Instead of |
|---|---|---|
| Search text in code files | rg (ripgrep) |
grep, grep -r |
| Find files by name/path | fd |
find, ls -R |
| Structural/syntax-aware code search | sg (ast-grep) |
regex hacks |
| Apply rule packs (security/lint, taint) | semgrep |
regex CI checks |
| Search PDFs, Office docs, archives | rga (ripgrep-all) |
manual extraction |
| Count lines of code by language | tokei |
cloc, wc -l |
| Code stats with complexity metrics | scc |
cloc, tokei |
Decision flow: text → rg | structural → sg | rule packs →
semgrep | filenames → fd | PDFs/archives → rga | LOC →
tokei/scc
Quick Examples
rg 'def \w+\(' -t py src/ # rg: text search in Python files
rg -c 'TODO' -t js | wc -l # rg: count first, then drill down
sg --pattern 'console.log($$$)' --rewrite 'logger.info($$$)' --lang js # sg: structural replace
fd -g '*.test.ts' --changed-within 1d # fd: -g for compound suffixes (NOT -e)
fd -g '*_test.go' -X rg 'func Test' # fd+rg: find files, verify contents
rga 'quarterly revenue' docs/ # rga: search inside PDFs/archives
tokei --sort code # tokei: language stats
scc --wide # scc: complexity + COCOMO
Best Practices
- Start narrow. Specify types (
-t,--lang,-e), scope dirs, count first (rg -c). - Exclude noise (
-g '!vendor/',fd -E node_modules). - Batch independent queries. Union patterns with
rg -e P1 -e P2 -e P3(one walk), or issue distinct queries as parallel tool calls in one message — never sequential&&chains. --jsonfor programmatic processing.- rg ≠ fd types.
rg -t tsincludes.tsx;fd -e tsdoes NOT. No-t tsxin rg.
See references/search-strategies.md.
Beyond Local Files
If local search finds nothing and context lives in issues/PRs/external
docs — hand off (gh, Jira, WebFetch). Issue keys in comments signal this.
See references/remote-handoff.md.
References
| Topic | File |
|---|---|
| rg flags, patterns, recipes | references/ripgrep-patterns.md |
| ast-grep patterns by language | references/ast-grep-patterns.md |
| semgrep rules and taint mode | references/semgrep-patterns.md |
| fd flags, usage, fd+rg combos | references/fd-guide.md |
| rga formats, usage, caching | references/rga-guide.md |
| tokei and scc usage | references/code-metrics.md |
| PreToolUse nudge (ships with plugin) | references/enforcement-hook.md |
| Search targeting strategies | references/search-strategies.md |
| Remote context handoff guide | references/remote-handoff.md |
| Modern CLI tools comparison (legacy→modern, all domains) | cli-tools-skill/SKILL.md#preferred-modern-tools |
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Analyzing security...
Checking scan reports and verification data.
Bill of Materials
Everything this skill can do — files, network, commands, and more.