inKeywordAndUnknown.symbols

=== tests/cases/compiler/inKeywordAndUnknown.ts ===
// Repro from #50531

function f(x: {}, y: unknown) {
>f : Symbol(f, Decl(inKeywordAndUnknown.ts, 0, 0))
>x : Symbol(x, Decl(inKeywordAndUnknown.ts, 2, 11))
>y : Symbol(y, Decl(inKeywordAndUnknown.ts, 2, 17))

    if (!("a" in x)) {
>x : Symbol(x, Decl(inKeywordAndUnknown.ts, 2, 11))

        return;
    }
    x;  // {}
>x : Symbol(x, Decl(inKeywordAndUnknown.ts, 2, 11))

    if (!y) {
>y : Symbol(y, Decl(inKeywordAndUnknown.ts, 2, 17))

        return;
    }
    y;  // {}
>y : Symbol(y, Decl(inKeywordAndUnknown.ts, 2, 17))

    if (!("a" in y)) {
>y : Symbol(y, Decl(inKeywordAndUnknown.ts, 2, 17))

        return;
    }
    y;  // {}
>y : Symbol(y, Decl(inKeywordAndUnknown.ts, 2, 17))
}