add `ComponentSlots` type

4 years ago · ba2eca3cae
parent f8e6ae0c5f
commit ba2eca3cae
1 changed files with 4 additions and 0 deletions
--- a/src/runtime/internal/dev.ts
+++ b/src/runtime/internal/dev.ts
@ -339,6 +339,10 @@ export type ComponentEvent<Component extends SvelteComponent, Name extends strin
 	? never extends Events[Name] ? CustomEvent<unknown> : Events[Name]
 	: never;

+export type ComponentSlots<Component extends SvelteComponent> = Component extends SvelteComponentTyped<any, any, infer Slots>
+	? {} extends Slots ? never : Slots
+	: never;
+  
 export function loop_guard(timeout) {
 	const start = Date.now();
 	return () => {