fix(types): fix tsx emit-mapped handler return type (#4290)

fix #4288
2021-08-11 22:52:36 +08:00
parent 380608bd44
commit 1ce34e25d5
2 changed files with 32 additions and 1 deletions
--- a/packages/runtime-core/src/componentEmits.ts
+++ b/packages/runtime-core/src/componentEmits.ts
@@ -44,7 +44,11 @@ export type EmitsToProps<T extends EmitsOptions> = T extends string[]
        `on${Capitalize<string & keyof T>}`]?: K extends `on${infer C}`
        ? T[Uncapitalize<C>] extends null
          ? (...args: any[]) => any
-          : T[Uncapitalize<C>]
+          : (
+              ...args: T[Uncapitalize<C>] extends (...args: infer P) => any
+                ? P
+                : never
+            ) => any
        : never
    }
  : {}