swc/crates/swc_ecma_parser/tests/tsc/derivedClassOverridesIndexersWithAssignmentCompatibility.ts

class Base {
    [x: string]: Object;
}

// ok, use assignment compatibility
class Derived extends Base {
    [x: string]: any;
}

class Base2 {
    [x: number]: Object;
}

// ok, use assignment compatibility
class Derived2 extends Base2 {
    [x: number]: any;
}