fix: wrong typing for typescript v5 (#301)

* fix: wrong typing for typescript v5 * Create .changeset/smart-cheetahs-exercise.md
sveltejs · Mar 17, 2023 · ce2deb9 · ce2deb9
1 parent 3f4d571
commit ce2deb9
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/.changeset/smart-cheetahs-exercise.md b/.changeset/smart-cheetahs-exercise.md
@@ -0,0 +1,5 @@
+---
+"svelte-eslint-parser": patch
+---
+
+fix: wrong typing for typescript v5
diff --git a/package.json b/package.json
@@ -98,7 +98,7 @@
     "semver": "^7.3.5",
     "string-replace-loader": "^3.0.3",
     "svelte": "^3.46.1",
-    "typescript": "~4.9.0",
+    "typescript": "~5.0.0",
     "vue-eslint-parser": "^9.0.0"
   },
   "publishConfig": {

diff --git a/src/parser/converts/attr.ts b/src/parser/converts/attr.ts
@@ -333,7 +333,7 @@ function convertEventHandlerDirective(
       ctx,
       isCustomEvent
         ? "(e:CustomEvent<any>)=>void"
-        : `(e:'${node.name}' extends keyof HTMLElementEventMap?HTMLElementEventMap['${node.name}']:CustomEvent<any>)=>void`
+        : `(e:'${node.name}' extends infer U?U extends keyof HTMLElementEventMap?HTMLElementEventMap[U]:CustomEvent<any>:never)=>void`
     ),
   });
   return directive;