InsightMenuItemsProvider
Beta API. Mostly stable, but details may change in a minor release, outside SemVer.
export type InsightMenuItemsProvider = (insight: IInsight, widget: IInsightWidget, defaultItems: IInsightMenuItem[], closeMenu: () => void, renderMode: RenderMode) => IInsightMenuItem[];
References: IInsight, IInsightWidget, IInsightMenuItem, RenderMode