Function makeIterableForMap

packages/mobx/src/types/observablemap.ts:493–496

(iterator: Iterator<T>)

) => thing is ObservableMap<any, any>

function makeIterableForMap<T>(iterator: Iterator<T>): MapIterator<T> {
    iterator[Symbol.toStringTag] = "MapIterator"
    return makeIterable<T, BuiltinIteratorReturn>(iterator)
}

function convertToMap(dataStructure: any): Map<any, any> {
    if (isES6Map(dataStructure) || isObservableMap(dataStructure)) {