File: typeParameterArgumentEquivalence2.types

package info (click to toggle)
node-typescript 5.2.2-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 497,488 kB
  • sloc: javascript: 2,107,274; makefile: 6; sh: 1
file content (25 lines) | stat: -rw-r--r-- 564 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
//// [tests/cases/compiler/typeParameterArgumentEquivalence2.ts] ////

=== typeParameterArgumentEquivalence2.ts ===
function foo<T,U>() {
>foo : <T, U>() => void

    var x: (item: U) => boolean;
>x : (item: U) => boolean
>item : U

    var y: (item: T) => boolean;
>y : (item: T) => boolean
>item : T

    x = y;  // Should be an error
>x = y : (item: T) => boolean
>x : (item: U) => boolean
>y : (item: T) => boolean

    y = x;  // Shound be an error
>y = x : (item: U) => boolean
>y : (item: T) => boolean
>x : (item: U) => boolean
}