skills/find-replace/SKILL.md
Modern find-and-replace using sd (simpler than sed) and batch replacement patterns. Triggers on: sd, find replace, batch replace, sed replacement, string replacement, rename.
npx skillsauth add 0xDarkMatter/claude-mods find-replaceInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
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Modern find-and-replace using sd.
# Replace in file (in-place)
sd 'oldText' 'newText' file.txt
# Replace in multiple files
sd 'oldText' 'newText' *.js
# Preview without changing (pipe)
cat file.txt | sd 'old' 'new'
| sed | sd |
|-----|-----|
| sed 's/old/new/g' | sd 'old' 'new' |
| sed -i 's/old/new/g' | sd 'old' 'new' file |
| sed 's#path/to#new/path#g' | sd 'path/to' 'new/path' |
Key difference: sd is global by default, no delimiter issues.
# Variable/function rename
sd 'oldName' 'newName' src/**/*.ts
# Word boundaries (avoid partial matches)
sd '\boldName\b' 'newName' src/**/*.ts
# Import path update
sd "from '../utils'" "from '@/utils'" src/**/*.ts
# Capture groups
sd 'console\.log\((.*)\)' 'logger.info($1)' src/**/*.js
# 1. List affected files
rg -l 'oldPattern' src/
# 2. Preview replacements
rg 'oldPattern' -r 'newPattern' src/
# 3. Apply
sd 'oldPattern' 'newPattern' $(rg -l 'oldPattern' src/)
# 4. Verify
rg 'oldPattern' src/ # Should return nothing
git diff # Review changes
| Character | Escape |
|-----------|--------|
| . | \. |
| * | \* |
| [ ] | \[ \] |
| $ | \$ |
| \ | \\ |
| Tip | Reason |
|-----|--------|
| Always preview with rg -r first | Avoid mistakes |
| Use git before bulk changes | Easy rollback |
| Use \b for word boundaries | Avoid partial matches |
| Quote patterns | Prevent shell interpretation |
For detailed patterns, load:
./references/advanced-patterns.md - Regex, batch workflows, real-world examplestools
Behavioural-first software supply chain defense - catches poisoned npm/PyPI packages in the publish-to-advisory window that CVE tools miss. Use BEFORE every install or version bump (not only when an attack is suspected) - the 7-day cooldown gate + behavioural score catches freshly-published malware that CVE tools won't see for days. Socket.dev integration (free CLI + GitHub app + depscore MCP for Claude Code), stale-OIDC audit, dependency cooldown policy, publish-token rotation, VS Code extension audit, and a self-integrity scan that detects worm persistence hooks injected into Claude Code / VS Code settings. Triggers on: pip install, uv add, uv tool install, npm install, pnpm add, yarn add, cargo add, go get, composer require, gem install, upgrade dependency, dependency upgrade, version bump, bump version, bump package, adding dependency, new dependency, vetting a dependency, vet package, is this package safe, safe to install, should I install, before installing, pre-install check, preinstall scan, preinstall-check, PyPI cooldown, npm cooldown, release cooldown, minimumReleaseAge, score a package, package score, depscore, socket score, supply chain, supply chain attack, malicious package, poisoned dependency, npm worm, Shai-Hulud, behavioural scanning, Socket.dev, socket scan, dependency security, postinstall malware, OIDC token theft, compromised maintainer, typosquat, dependency confusion, package provenance, SLSA, persistence hook, malicious VS Code extension.
testing
GitHub remote operations — repo creation, metadata (description/homepage/topics), releases, README 'Recent Updates' enforcement, and issue / PR management with preview-before-send discipline. Companion to git-ops (local) and push-gate (pre-push safety). Three modes: new (first publish), update (subsequent release), audit (read-only checklist), plus atomic operations for issues and PRs. Triggers on: push to github, publish repo, ship release, cut release, gh release, set topics, repo description, github metadata, recent updates section, audit github repo, repo visibility, make repo public, gh repo create, gh issue, gh pr, create issue, comment on issue, close issue, triage issue, create PR, review PR, merge PR, pre-merge check, pr checks.
tools
Defend the agent's instruction surface against adversarial content - hidden-Unicode prompt injection (Trojan Source bidi reordering, U+E0000 tag-block ASCII smuggling, zero-width text), homoglyph confusables, and poisoned context that a human reviewer can't see but the model obeys. Scan CLAUDE.md / AGENTS.md / SKILL.md / .cursorrules and MCP tool descriptions; sanitize fetched web pages, issue/PR bodies, and dependency READMEs before they enter context. Triggers on: prompt injection, hidden unicode, invisible characters, zero-width space, bidi override, Trojan Source, ASCII smuggling, tag characters, homoglyph, confusable, unicode steganography, poisoned CLAUDE.md, malicious tool description, MCP tool poisoning, instruction injection, jailbreak in file, is this file safe, sanitize untrusted content, scan for hidden text.
tools
Set tool permissions for Claude Code. Configures allowed commands, rules, and preferences in .claude/ directory. Triggers on: setperms, init tools, configure permissions, setup project, set permissions, init claude.