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 33 34 35 36 37 38 39 40
|
=== tests/cases/conformance/expressions/typeGuards/typeGuardEnums.ts ===
enum E {}
>E : E
enum V {}
>V : V
let x: number|string|E|V;
>x : string | number | E | V
>E : E
>V : V
if (typeof x === "number") {
>typeof x === "number" : boolean
>typeof x : string
>x : string | number | E | V
>"number" : "number"
x; // number|E|V
>x : number | E | V
}
else {
x; // string
>x : string
}
if (typeof x !== "number") {
>typeof x !== "number" : boolean
>typeof x : string
>x : string | number | E | V
>"number" : "number"
x; // string
>x : string
}
else {
x; // number|E|V
>x : number | E | V
}
|