fix: support required props check for events

close #2468
vuejs · Apr 29, 2023 · d0f4ab0 · d0f4ab0
1 parent 514a430
commit d0f4ab0
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Showing 2 changed files with 21 additions and 0 deletions.
diff --git a/packages/vue-language-core/src/generators/template.ts b/packages/vue-language-core/src/generators/template.ts
@@ -982,6 +982,16 @@ export function generate(
 
 		for (const prop of props) {
 			if (
+				prop.type === CompilerDOM.NodeTypes.DIRECTIVE
+				&& prop.name === 'on'
+				&& prop.arg?.type === CompilerDOM.NodeTypes.SIMPLE_EXPRESSION
+			) {
+				codes.push(
+					camelize('on-' + prop.arg.loc.source),
+					': {} as any, ',
+				);
+			}
+			else if (
 				prop.type === CompilerDOM.NodeTypes.DIRECTIVE
 				&& (prop.name === 'bind' || prop.name === 'model')
 				&& (prop.name === 'model' || prop.arg?.type === CompilerDOM.NodeTypes.SIMPLE_EXPRESSION)

diff --git a/packages/vue-test-workspace/vue-tsc/#2468/main.vue b/packages/vue-test-workspace/vue-tsc/#2468/main.vue
@@ -0,0 +1,11 @@
+<script setup lang="ts">
+let Foo: new () => {
+	$props: {
+		onFoo: () => void;
+	}
+};
+</script>
+
+<template>
+	<Foo @foo="() => {}"></Foo>
+</template>