Design Patterns MCP Server

{ "id": "emergency-stop", "name": "Emergency Stop / Circuit Breaker", "category": "Smart Contract Security", "description": "Pause contract in case of discovered vulnerability Problem: Need to halt operations during security incidents", "when_to_use": "Pausable pattern with whenNotPaused modifier", "benefits": "Safety mechanism, limits exploit damage, recovery time", "drawbacks": "Centralization risk, can lock funds, admin trust", "use_cases": "All production contracts, high-value DeFi protocols", "complexity": "Low", "tags": [ "security", "pausable", "emergency", "admin", "openzeppelin" ], "examples": { "solidity": { "language": "solidity", "code": "import \"@openzeppelin/contracts/security/Pausable.sol\";\n\ncontract MyContract is Pausable {\n function deposit() public whenNotPaused {\n // Protected logic\n }\n}" } } }