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/conformance/expressions/typeGuards/typeGuardNarrowsToLiteralTypeUnion.ts ===
declare function isFoo(value: string) : value is ("foo" | "bar");
>isFoo : Symbol(isFoo, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 0))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 23))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 23))
declare function doThis(value: "foo" | "bar"): void;
>doThis : Symbol(doThis, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 65))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 1, 24))
declare function doThat(value: string) : void;
>doThat : Symbol(doThat, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 1, 52))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 2, 24))
let value: string;
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 3, 3))
if (isFoo(value)) {
>isFoo : Symbol(isFoo, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 0))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 3, 3))
doThis(value);
>doThis : Symbol(doThis, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 0, 65))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 3, 3))
} else {
doThat(value);
>doThat : Symbol(doThat, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 1, 52))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralTypeUnion.ts, 3, 3))
}
|