File: checkJsObjectLiteralHasCheckedKeyof.symbols

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=== tests/cases/compiler/file.js ===
// @ts-check
const obj = {
>obj : Symbol(obj, Decl(file.js, 1, 5))

    x: 1,
>x : Symbol(x, Decl(file.js, 1, 13))

    y: 2
>y : Symbol(y, Decl(file.js, 2, 9))

};

/**
 * @type {keyof typeof obj}
 */
let selected = "x";
>selected : Symbol(selected, Decl(file.js, 9, 3))

selected = "z"; // should fail
>selected : Symbol(selected, Decl(file.js, 9, 3))