TypeScript/tests/baselines/reference/typeGuardNarrowsToLiteralType.symbols at 7e00d7e595d900a24b775fb8ad015ea33eba30d7 · microsoft/TypeScript · GitHub

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=== tests/cases/conformance/expressions/typeGuards/typeGuardNarrowsToLiteralType.ts ===
declare function isFoo(value: string) : value is "foo";
>isFoo : Symbol(isFoo, Decl(typeGuardNarrowsToLiteralType.ts, 0, 0))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 0, 23))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 0, 23))

declare function doThis(value: "foo"): void;
>doThis : Symbol(doThis, Decl(typeGuardNarrowsToLiteralType.ts, 0, 55))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 1, 24))

declare function doThat(value: string) : void;
>doThat : Symbol(doThat, Decl(typeGuardNarrowsToLiteralType.ts, 1, 44))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 2, 24))

let value: string;
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 3, 3))

if (isFoo(value)) {
>isFoo : Symbol(isFoo, Decl(typeGuardNarrowsToLiteralType.ts, 0, 0))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 3, 3))

    doThis(value);
>doThis : Symbol(doThis, Decl(typeGuardNarrowsToLiteralType.ts, 0, 55))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 3, 3))

} else {
    doThat(value);
>doThat : Symbol(doThat, Decl(typeGuardNarrowsToLiteralType.ts, 1, 44))
>value : Symbol(value, Decl(typeGuardNarrowsToLiteralType.ts, 3, 3))
}