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=== tests/cases/compiler/thisIndexOnExistingReadonlyFieldIsNotNever.ts ===
declare class Component<P, S = {}> {
>Component : Component<P, S>
readonly props: Readonly<{ children?: unknown }> & Readonly<P>;
>props : Readonly<{ children?: unknown; }> & Readonly<P>
>children : unknown
state: Readonly<S>;
>state : Readonly<S>
}
interface CoachMarkAnchorProps<C> {
anchorRef?: (anchor: C) => void;
>anchorRef : ((anchor: C) => void) | undefined
>anchor : C
}
type AnchorType<P> = Component<P>;
>AnchorType : AnchorType<P>
class CoachMarkAnchorDecorator {
>CoachMarkAnchorDecorator : CoachMarkAnchorDecorator
decorateComponent<P>(anchor: P) {
>decorateComponent : <P>(anchor: P) => typeof CoachMarkAnchor
>anchor : P
return class CoachMarkAnchor extends Component<CoachMarkAnchorProps<AnchorType<P>> & P, {}> {
>class CoachMarkAnchor extends Component<CoachMarkAnchorProps<AnchorType<P>> & P, {}> { private _onAnchorRef = (anchor: AnchorType<P>) => { const anchorRef = this.props.anchorRef; if (anchorRef) { anchorRef(anchor); } } } : typeof CoachMarkAnchor
>CoachMarkAnchor : typeof CoachMarkAnchor
>Component : Component<CoachMarkAnchorProps<AnchorType<P>> & P, {}>
private _onAnchorRef = (anchor: AnchorType<P>) => {
>_onAnchorRef : (anchor: AnchorType<P>) => void
>(anchor: AnchorType<P>) => { const anchorRef = this.props.anchorRef; if (anchorRef) { anchorRef(anchor); } } : (anchor: AnchorType<P>) => void
>anchor : AnchorType<P>
const anchorRef = this.props.anchorRef;
>anchorRef : (CoachMarkAnchorProps<AnchorType<P>> & P)["anchorRef"] | undefined
>this.props.anchorRef : (CoachMarkAnchorProps<AnchorType<P>> & P)["anchorRef"] | undefined
>this.props : Readonly<{ children?: unknown; }> & Readonly<CoachMarkAnchorProps<AnchorType<P>> & P>
>this : this
>props : Readonly<{ children?: unknown; }> & Readonly<CoachMarkAnchorProps<AnchorType<P>> & P>
>anchorRef : (CoachMarkAnchorProps<AnchorType<P>> & P)["anchorRef"] | undefined
if (anchorRef) {
>anchorRef : (CoachMarkAnchorProps<AnchorType<P>> & P)["anchorRef"] | undefined
anchorRef(anchor);
>anchorRef(anchor) : void
>anchorRef : (anchor: AnchorType<P>) => void
>anchor : AnchorType<P>
}
}
};
}
}
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