PolicyCheck — YAML Policy Validator

PolicyCheck is a VS Code extension that validates YAML configuration files in real time using your existing Rego (OPA) policy files.

🚀 Features

• 🧩 Runs Open Policy Agent rules directly inside VS Code
• 🧠 Highlights YAML policy violations inline with red or yellow squiggles
• 📋 Displays rule IDs and messages in the Problems panel
• ⚙️ Detects and loads .rego policies automatically from your workspace policies/ folder
• 💾 Re-checks automatically when you save or manually via a “PolicyCheck: Validate YAML” command

⚙️ Requirements

• OPA CLI installed and available in your system path
  • Download: https://www.openpolicyagent.org/downloads/
• Rego policies placed under ./policies/ in your workspace (configurable)
• YAML files must follow your organization’s structure conventions

🧰 Extension Settings

This extension contributes the following settings:

Example .vscode/settings.json:

{
  "policyChecker.policiesPath": "policies",
  "policyChecker.runOnSave": true
}