TypeScript/tests/cases/conformance/es6/computedProperties/computedPropertyNames40_ES6.ts

// @target: es6
class Foo { x }
class Foo2 { x; y }

class C {
    [s: string]: () => Foo2;

    // Computed properties
    [""]() { return new Foo }
    [""]() { return new Foo2 }
}