A comprehensive regular expression cookbook for input validation, data extraction, and code refactoring across multiple programming languages.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install regex-patterns
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install regex-patterns using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
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Get the raw skill files in a ZIP archive.
What is Regex Patterns?
The Regex Patterns skill is a powerful toolkit designed for developers who want to streamline text processing tasks using Openclaw Skills. It provides a curated collection of production-ready regular expressions compatible with JavaScript, Python, Go, and standard command-line utilities. By providing a structured reference for metacharacters, quantifiers, and lookaround assertions, this skill empowers AI agents to handle complex string manipulation with high precision.
Integrating this skill into your development environment via Openclaw Skills ensures that you have immediate access to validated patterns for common tasks like email verification, log parsing, and bulk search-and-replace operations. It bridges the gap between raw text data and structured information, making it an essential asset for any automated coding workflow.
Regex Patterns Use Cases
- Validating user-provided data such as email addresses, URLs, IP addresses, and phone numbers.
- Parsing and extracting metrics from structured log files (Apache, Nginx, Syslog, JSON).
- Automating large-scale code refactoring by renaming variables or updating import paths across directories.
- Searching for specific code patterns like TODO comments, console logs, or function definitions.
- Cleaning up text files by removing trailing whitespace, blank lines, or HTML tags.
How Regex Patterns Works
- Identify the specific text processing or validation requirement within your project.
- Choose the relevant regex pattern from the categorized cookbook provided by Openclaw Skills.
- Implement the pattern using the language-specific code snippets for JavaScript, Python, or Go.
- Execute command-line operations using grep, sed, or Perl for rapid file-based data extraction.
- Test and refine the pattern against edge cases to ensure robust matching and optimal performance.
Regex Patterns Setup
To fully utilize this skill within Openclaw Skills, ensure your environment has the necessary binaries installed for cross-language support.
# Ensure grep, python3, and node are available
# On Ubuntu/Debian:
sudo apt-get update && sudo apt-get install grep python3 nodejs
# On macOS using Homebrew:
brew install grep python3 node
Regex Patterns Data Schema & Taxonomy
The patterns and logic within this skill are organized into functional modules to facilitate quick lookup and integration.
| Module | Pattern Types Included |
|---|---|
| Basic Syntax | Metacharacters, Quantifiers, Groups, and Lookarounds. |
| Validation | Production-ready strings for Emails, URLs, IPs, and Dates. |
| Programming | Specific implementations for JS, Python, and Go environments. |
| CLI Utilities | Ready-to-use grep and sed commands for terminal workflows. |
| Refactoring | Search-and-replace logic for code cleanup and transformation. |
Regex Patterns Advanced Features
- Support for PCRE (Perl-Compatible Regular Expressions) using the grep -P flag for advanced matching.
- Named capture group examples to improve code readability in JavaScript and Python.
- Lookahead and Lookbehind implementation guides for complex conditional matching.
- Performance optimization tips to avoid catastrophic backtracking in nested quantifiers.
- Specialized patterns for semantic versioning (SemVer) and UUID validation using Openclaw Skills.
SKILL.md
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