sveltejs
diff --git a/‎.changeset/gold-geese-refuse.md
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diff --git a/‎package.json
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diff --git a/‎src/parser/analyze-scope.ts
Lines changed: 3 additions & 1 deletion b/‎src/parser/analyze-scope.ts
Lines changed: 3 additions & 1 deletion
diff --git a/‎src/parser/converts/element.ts
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diff --git a/‎src/parser/svelte-ast-types-for-v5.ts
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diff --git a/‎tests/fixtures/parser/ast/svelte5/docs/svelte-boundary/01-input.svelte
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diff --git a/‎tests/fixtures/parser/ast/svelte5/docs/svelte-boundary/01-no-undef-result.json
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@@ -0,0 +1,5 @@
+---
+"svelte-eslint-parser": minor
+---
+
+feat: add support for `<svelte:boundary>`
@@ -55,10 +55,10 @@
     }
   },
   "dependencies": {
-    "eslint-scope": "^8.0.0",
+    "eslint-scope": "^8.2.0",
     "eslint-visitor-keys": "^3.4.3",
     "espree": "^9.6.1",
-    "postcss": "^8.4.39",
+    "postcss": "^8.4.49",
     "postcss-scss": "^4.0.9"
   },
   "devDependencies": {
@@ -94,8 +94,8 @@
     "eslint-plugin-prettier": "^5.2.1",
     "eslint-plugin-regexp": "^2.7.0",
     "eslint-plugin-svelte": "^2.46.1",
-    "eslint-plugin-yml": "^1.15.0",
-    "globals": "^15.12.0",
+    "eslint-plugin-yml": "^1.16.0",
+    "globals": "^15.13.0",
     "locate-character": "^3.0.0",
     "magic-string": "^0.30.14",
     "mocha": "^10.8.2",
@@ -106,7 +106,7 @@
     "prettier-plugin-svelte": "^3.3.2",
     "rimraf": "^6.0.1",
     "semver": "^7.6.3",
-    "svelte": "^5.2.11",
+    "svelte": "^5.3.1",
     "svelte2tsx": "^0.7.28",
     "typescript": "~5.7.2",
     "typescript-eslint": "^8.16.0",
 
@@ -294,7 +294,9 @@ export function analyzeSnippetsScope(
     if (
       parent.type === "SvelteElement" &&
       (parent.kind === "component" ||
-        (parent.kind === "special" && parent.name.name === "svelte:component"))
+        (parent.kind === "special" &&
+          (parent.name.name === "svelte:component" ||
+            parent.name.name === "svelte:boundary")))
     ) {
       const scope = getScopeFromNode(scopeManager, snippet.id);
       const upperScope = scope.upper;
 
@@ -210,6 +210,10 @@ export function* convertChildren(
       yield convertDocumentElement(child, parent, ctx);
       continue;
     }
+    if (child.type === "SvelteBoundary") {
+      yield convertSvelteBoundaryElement(child, parent, ctx);
+      continue;
+    }
 
     throw new Error(`Unknown type:${child.type}`);
   }
@@ -415,7 +419,8 @@ function convertSpecialElement(
     | Compiler.SvelteDocument
     | Compiler.SvelteFragment
     | Compiler.SvelteSelf
-    | Compiler.SvelteOptionsRaw,
+    | Compiler.SvelteOptionsRaw
+    | Compiler.SvelteBoundary,
   parent: SvelteSpecialElement["parent"],
   ctx: Context,
 ): SvelteSpecialElement {
@@ -898,6 +903,15 @@ function convertSlotTemplateElement(
   return convertSpecialElement(node, parent, ctx);
 }
 
+/** Convert for <svelte:boundary> element. */
+function convertSvelteBoundaryElement(
+  node: Compiler.SvelteBoundary,
+  parent: SvelteSpecialElement["parent"],
+  ctx: Context,
+): SvelteSpecialElement {
+  return convertSpecialElement(node, parent, ctx);
+}
+
 /** Extract element tag and tokens */
 export function extractElementTags<
   E extends SvelteScriptElement | SvelteElement | SvelteStyleElement,
 
@@ -26,6 +26,7 @@ export type SvelteHead = AST.SvelteHead;
 export type SvelteOptionsRaw = AST.SvelteOptionsRaw;
 export type SvelteSelf = AST.SvelteSelf;
 export type SvelteWindow = AST.SvelteWindow;
+export type SvelteBoundary = AST.SvelteBoundary;
 
 export type IfBlock = AST.IfBlock;
 export type EachBlock = AST.EachBlock;
@@ -59,7 +60,8 @@ export type ElementLike =
   | SvelteHead
   | SvelteOptionsRaw
   | SvelteSelf
-  | SvelteWindow;
+  | SvelteWindow
+  | SvelteBoundary;
 export type Block = EachBlock | IfBlock | AwaitBlock | KeyBlock | SnippetBlock;
 
 export type Directive =
 
@@ -0,0 +1 @@
+<svelte:boundary onerror={handler}>...</svelte:boundary>
@@ -0,0 +1,8 @@
+[
+  {
+    "ruleId": "no-undef",
+    "code": "handler",
+    "line": 1,
+    "column": 27
+  }
+]
-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +"svelte-eslint-parser": minor
 +---
++
 +feat: add support for `<svelte:boundary>`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+<svelte:boundary onerror={handler}>...</svelte:boundary>`