vscode-extension-samples/multi-diagnostics-sample/tslint.json

{
	"rules": {
		"no-string-throw": true,
		"no-unused-expression": true,
		"no-duplicate-variable": true,
		"curly": true,
		"class-name": true,
		"semicolon": [true, "always"],
		"triple-equals": true
	},
	"defaultSeverity": "warning"
}