//// [symbolProperty29.ts] class C1 { [Symbol.toStringTag]() { return { x: "" }; } [s: symbol]: () => { x: string }; } //// [symbolProperty29.js] var C1 = (function () { function C1() { } C1.prototype[Symbol.toStringTag] = function () { return { x: "" }; }; return C1; })();