Input Validation Checker

🌐Community
by jeremylongshore · vlatest · Repository

Verifies user inputs against defined rules to prevent errors, security vulnerabilities, and unexpected behavior.

Install on your platform

We auto-selected Claude Code based on this skill’s supported platforms.

1

Run in terminal (recommended)

terminal
claude mcp add input-validation-checker npx -- -y @trustedskills/input-validation-checker
2

Or manually add to ~/.claude/settings.json

~/.claude/settings.json
{
  "mcpServers": {
    "input-validation-checker": {
      "command": "npx",
      "args": [
        "-y",
        "@trustedskills/input-validation-checker"
      ]
    }
  }
}

Requires Claude Code (claude CLI). Run claude --version to verify your install.

About This Skill

What it does

This skill checks user input against defined validation rules. It can identify invalid inputs and provide feedback, helping to prevent errors and improve data quality. The skill is designed for use in applications where user-provided data needs to be reliable and secure.

When to use it

  • Form Validation: Ensure users enter data correctly into web forms (e.g., email addresses, phone numbers).
  • Data Entry Systems: Validate data entered manually into databases or spreadsheets.
  • API Input Sanitization: Protect APIs from malicious input by checking for valid formats and ranges.
  • Chatbot Interactions: Verify user commands or requests to ensure they are properly formatted before execution.

Key capabilities

  • Input validation against defined rules
  • Identification of invalid inputs
  • Provision of feedback on errors

Example prompts

  • "Validate this email address: [email protected]"
  • "Check if the following is a valid US zip code: 90210-1234"
  • "Is 'abc' a valid password according to these rules: [password rules]"

Tips & gotchas

The skill requires clearly defined validation rules to be effective. The quality of the input validation depends heavily on the accuracy and completeness of the provided rules.

Tags

🛡️

TrustedSkills Verification

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Details

Version
vlatest
License
Author
jeremylongshore
Installs
22

🌐 Community

Passed automated security scans.