add test to validate no error

test/parser/samples/animation-each-with-whitespace/input.svelte

@@ -1 +0,0 @@
-<div>{#each [] as n (n)} <div animate:flip /> {/each}</div>

test/parser/samples/animation-each-with-whitespace/output.json

@@ -1,94 +0,0 @@
-{
-	"html": {
-		"start": 0,
-		"end": 59,
-		"type": "Fragment",
-		"children": [
-			{
-				"start": 0,
-				"end": 59,
-				"type": "Element",
-				"name": "div",
-				"attributes": [],
-				"children": [
-					{
-						"start": 5,
-						"end": 53,
-						"type": "EachBlock",
-						"expression": {
-							"type": "ArrayExpression",
-							"start": 12,
-							"end": 14,
-							"loc": {
-								"start": {
-									"line": 1,
-									"column": 12
-								},
-								"end": {
-									"line": 1,
-									"column": 14
-								}
-							},
-							"elements": []
-						},
-						"children": [
-							{
-								"start": 24,
-								"end": 25,
-								"type": "Text",
-								"raw": " ",
-								"data": " "
-							},
-							{
-								"start": 25,
-								"end": 45,
-								"type": "Element",
-								"name": "div",
-								"attributes": [
-									{
-										"start": 30,
-										"end": 42,
-										"type": "Animation",
-										"name": "flip",
-										"modifiers": [],
-										"expression": null
-									}
-								],
-								"children": []
-							},
-							{
-								"start": 45,
-								"end": 46,
-								"type": "Text",
-								"raw": " ",
-								"data": " "
-							}
-						],
-						"context": {
-							"type": "Identifier",
-							"name": "n",
-							"start": 18,
-							"end": 19
-						},
-						"key": {
-							"type": "Identifier",
-							"start": 21,
-							"end": 22,
-							"loc": {
-								"start": {
-									"line": 1,
-									"column": 21
-								},
-								"end": {
-									"line": 1,
-									"column": 22
-								}
-							},
-							"name": "n"
-						}
-					}
-				]
-			}
-		]
-	}
-}

test/validator/samples/animation-each-with-const/errors.json

@@ -0,0 +1 @@
+[]

test/validator/samples/animation-each-with-const/input.svelte

@@ -0,0 +1,10 @@
+<script>
+  function flip(){}
+</script>
+
+<div>
+  {#each [] as n (n)}
+    {@const a = n}
+    <div animate:flip={a} />
+  {/each}
+</div>

test/validator/samples/animation-each-with-whitespace/errors.json

@@ -0,0 +1 @@
+[]

test/validator/samples/animation-each-with-whitespace/input.svelte

@@ -0,0 +1,7 @@
+<script>
+	function flip() {}
+</script>
+
+<div>
+	{#each [] as n (n)} <div animate:flip /> {/each}
+</div>