1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
//// [tests/cases/conformance/expressions/typeGuards/typeGuardNarrowsToLiteralType.ts] ////
//// [typeGuardNarrowsToLiteralType.ts]
declare function isFoo(value: string) : value is "foo";
declare function doThis(value: "foo"): void;
declare function doThat(value: string) : void;
let value: string;
if (isFoo(value)) {
doThis(value);
} else {
doThat(value);
}
//// [typeGuardNarrowsToLiteralType.js]
var value;
if (isFoo(value)) {
doThis(value);
}
else {
doThat(value);
}
|
