File: restTypeRetainsMappyness.ts

package info (click to toggle)
node-typescript 4.9.5%2Bds1-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 533,908 kB
  • sloc: javascript: 2,018,330; makefile: 7; sh: 1
file content (8 lines) | stat: -rw-r--r-- 264 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
 
type Foo<T extends any[]> = {
    [P in keyof T]: T[P]
}

function test<T extends any[]>(fn: (...args: Foo<T>) => void) {
    const arr: Foo<T> = {} as any
    fn(...arr) // Error: Argument of type 'any[]' is not assignable to parameter of type 'Foo<T>'
}