swc/crates/swc_ecma_parser/tests/tsc/privateNamesAndGenericClasses-2.ts

// @strict: true
// @target: es6

class C<T> {
    #foo: T;
    #bar(): T {
      return this.#foo;
    }
    constructor(t: T) {
      this.#foo = t;
      t = this.#bar();
    }
    set baz(t: T) {
      this.#foo = t;

    }
    get baz(): T {
      return this.#foo;
    }
}

let a = new C(3);
let b = new C("hello");

a.baz = 5                                 // OK
const x: number = a.baz                   // OK
a.#foo;                                   // Error
a = b;                                    // Error
b = a;                                    // Error