svelte/test/validator/samples/ref-not-supported/errors.json

[{
	"code": "invalid-ref-directive",
	"message": "The ref directive is no longer supported — use `bind:this={foo}` instead",
	"start": {
		"line": 1,
		"column": 5
	},
	"end": {
		"line": 1,
		"column": 5
	}
}]