Upgrade to kit 1.0.0-next.431

src/routes/dialog/Nested.svelte

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+<script lang="ts">
+  import Dialog from "$lib/components/dialog/Dialog.svelte";
+  import DialogOverlay from "$lib/components/dialog/DialogOverlay.svelte";
+
+  let showChild = false;
+  export let level = 0;
+</script>
+
+<Dialog open={true} on:close class="fixed z-10 inset-0">
+  <DialogOverlay class="fixed inset-0 bg-gray-500 opacity-25" />
+  <div
+    class="z-10 fixed left-12 top-24 bg-white w-96 p-4 transform"
+    style={`transform: translate(calc(50px * ${level}), calc(50px * ${level}))`}
+  >
+    <p>Level: {level}</p>
+    <div class="space-x-4">
+      <button
+        class="bg-gray-200 px-2 py-1 rounded"
+        on:click={() => (showChild = true)}
+      >
+        Open (1)
+      </button>
+      <button
+        class="bg-gray-200 px-2 py-1 rounded"
+        on:click={() => (showChild = true)}
+      >
+        Open (2)
+      </button>
+      <button
+        class="bg-gray-200 px-2 py-1 rounded"
+        on:click={() => (showChild = true)}
+      >
+        Open (3)
+      </button>
+    </div>
+  </div>
+  {#if showChild}
+    <svelte:self on:close={() => (showChild = false)} level={level + 1} />
+  {/if}
+</Dialog>