Function deepMerge

packages/vega-deck.gl/src/clone.ts:14–17

(...objectsToMerge: T[])

const dontMerge = (destination, source) => source;

export function deepMerge<T>(...objectsToMerge: T[]) {
    const objects = objectsToMerge.filter(Boolean) as any as object[];
    return deepmerge.all(objects, { arrayMerge: dontMerge }) as any as T;
}