Unused '@ts-expect-error' directive.

Property 'foo' does not exist on type 'CreateComponentPublicInstance<Readonly<ExtractPropTypes<{}>>, {}, {}, {}, {}, ComponentOptionsMixin, ComponentOptionsMixin, ... 12 more ..., {}>'.

Property 'foo' does not exist on type 'CreateComponentPublicInstance<Readonly<ExtractPropTypes<{}>>, {}, {}, {}, {}, ComponentOptionsMixin, ComponentOptionsMixin, ... 12 more ..., {}>'.