File: ambiguousGenericAssertion1.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 (32 lines) | stat: -rw-r--r-- 636 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
26
27
28
29
30
31
32
//// [tests/cases/compiler/ambiguousGenericAssertion1.ts] ////

=== ambiguousGenericAssertion1.ts ===
function f<T>(x: T): T { return null; }
>f : <T>(x: T) => T
>x : T

var r = <T>(x: T) => x;
>r : <T>(x: T) => T
><T>(x: T) => x : <T>(x: T) => T
>x : T
>x : T

var r2 = < <T>(x: T) => T>f; // valid
>r2 : <T>(x: T) => T
>< <T>(x: T) => T>f : <T>(x: T) => T
>x : T
>f : <T>(x: T) => T

var r3 = <<T>(x: T) => T>f; // ambiguous, appears to the parser as a << operation
>r3 : boolean
><<T>(x : boolean
><<T : number
> : any
>T : any
>(x : any
>x : any
>T : any
>T>f : boolean
>T : any
>f : <T>(x: T) => T