svelte/test/validator/samples/missing-component/warnings.json

[{
	"code": "missing-declaration",
	"message": "'Widget' is not defined. Consider adding a <script> block with 'export let Widget' to declare a prop",
	"start": {
		"line": 2,
		"column": 1
	},
	"end": {
		"line": 2,
		"column": 10
	}
}]